30-Second Summary
Want to create custom colors that no other artist has? Thunderlord Power inks are formulated for mixability — consistent pigment load, balanced viscosity, and clean color base that responds predictably to dilution and blending. This guide covers dilution fundamentals (1:1 to 4:1 ratios), professional mixing techniques, and five complete formulas for skin tone matching, depth effects, and vintage aesthetics. Includes storage protocols and labeling systems for your custom blends.
Introduction
Every tattoo artist eventually needs a color that doesn't come out of a bottle. Your client's skin isn't a standard shade. Your client's desired effect isn't a stock color. Your vision for a piece may call for a specific tone that falls between two catalog colors.
That's where ink mixing becomes essential.
Thunderlord Power's ink line was designed with mixing in mind. The pigment load is standardized across colors, meaning Thunderlord Power Black behaves predictably when diluted. Thunderlord Power Blue blends cleanly into Thunderlord Power White without getting muddy. The viscosity is consistent, so your diluted mix doesn't suddenly change consistency mid-session.
This guide teaches you the fundamentals of ink mixing — not just recipes, but the principles behind why certain combinations work. The goal is to make you self-sufficient: you won't need to memorize every formula, you'll understand how to create what you need when you need it.

1. Understanding Thunderlord Power Ink Formulation
Before mixing, you need to understand what you're working with. Thunderlord Power inks share these characteristics:
1.1 Standardized Pigment Load
Each Thunderlord Power color is manufactured to a consistent pigment concentration. This means:
- Thunderlord Power Blue at full strength behaves the same way every time you use it
- When you dilute Thunderlord Power Blue 50%, you get the same result each time
- Mixing Thunderlord Power Blue with Thunderlord Power Yellow produces the same green tone each session
This consistency is what makes reliable mixing possible. Cheaper inks often have inconsistent pigment load — sometimes the blue is heavier, sometimes lighter — which makes mixing unreliable.
1.2 Viscosity Characteristics
Thunderlord Power inks have a medium viscosity that:
- Pours smoothly from the bottle without being too thin
- Doesn't clump or dry out quickly during a session
- Thins predictably when diluted with witch hazel or dedicated thinner
- Holds its consistency when adding white pigment for lightening
The viscosity matters because you want your mixed color to behave the same way throughout the application. A mix that's too thin will spread and lose detail. A mix that's too thick won't penetrate evenly.
1.3 Color Family Overview
Thunderlord Power's ink lineup includes three families:
| Family | Colors | Mixing Role |
|---|---|---|
| Black Series | True Black, Carbon Black, Dark Graphite | Depth, outlines, shadows, darkening agent |
| Color Core | Red, Blue, Yellow, Green, Brown, Orange, Purple | Primary colors, secondary mixing base |
| Modifier Series | White, Cream, Olive, Sepia, Warm Grey, Cool Grey | Lightening, neutralizer, skin tone matching |
2. Dilution Fundamentals: The Ratios You Need to Know
2.1 The Base Dilution Scale
| Ratio | Parts Color | Parts Diluent | Effect | Best For |
|---|---|---|---|---|
| Full Strength | 100% | 0% | Maximum saturation, bold coverage | Solid fills, outlines, accent areas |
| 3:1 | 75% | 25% | Slightly reduced saturation, still vibrant | Color packing with smoother gradients |
| 2:1 | 66% | 33% | Reduced saturation, visible but not aggressive | Standard shading within solid color areas |
| 1:1 | 50% | 50% | 50% saturation, medium intensity | Highlight tones, blending zones |
| 1:2 | 33% | 66% | Light wash, subtle tint | Skin tone matching, whisper highlights |
| 1:4 | 20% | 80% | Very light, barely there color | Subtle shading, very fair skin tones |
Diluent options:
- Distilled water: Simplest diluent. Changes viscosity less than other options but has no protective properties.
- Witch hazel: Most common diluent. Slight antiseptic properties, thickens slightly, extends working time.
- Dedicated ink thinner: Formulated for tattoo ink. Maintains consistency and has mild preservative properties. Thunderlord Power sells a branded thinner specifically formulated for their ink line.
- Glycerin: Used sparingly. Adds lubrication and extends drying time. Too much makes the ink too slippery.
2.2 Dilution Pro Tips
- Start less diluted, add more as needed. You can always add more diluent. You can't remove it once mixed.
- Mix more than you need. Recreating the exact same mix mid-session is nearly impossible. Mix a batch and use it throughout the session.
- Label as you mix. Write down the ratio and date. Custom mixes should be used within the same session.
- Test on practice skin first. Color appearance on skin differs from appearance in the cap.
3. Color Theory for Tattoo Artists: The Practical Version
You don't need to memorize the color wheel, but understanding how colors interact makes you a better mixer.
3.1 Neutralizing Unwanted Tones
| Problem Tone | Neutralizer | Why It Works |
|---|---|---|
| Too warm (orange, red) | Add Cool Grey or Blue | Blue is opposite orange on the wheel; grey absorbs warmth |
| Too cool (blue, purple) | Add Warm Grey or small amount of Orange | Orange is opposite blue; grey absorbs coolness |
| Too dark | Add White or Cream | Lightening raises the value |
| Too bright (aggressive) | Add Brown or Grey | Brown and grey desaturate without drastically changing value |
3.2 Creating Skin Tones
Matching ink to skin is one of the hardest mixing challenges. The key principle: don't try to match the surface color — try to match how the color reads against the undertone.
- Fair skin base: Mix 1 part Warm Grey + 2 parts White + small drop of Cream
- Medium warm skin: Mix 1 part Sepia + 1 part Yellow + 1 part Red (tiny amount) + 2 parts White
- Medium neutral skin: Mix 1 part Brown + 1 part Yellow + 1 part White
- Olive/sallow skin: Mix 1 part Olive + 1 part Warm Grey + 1 part White
- Deep skin: Mix 1 part Dark Graphite + 1 part Brown + small drop of True Black
Important: These are starting points. The same "medium skin" client may have warm, cool, or neutral undertones. Test on their skin, not on your palette.
4. Five Complete Formulas
These formulas use Thunderlord Power color names. Ratios are approximate — adjust based on your specific machine, needle, and technique.
Formula 1: Deep Sea Black
Colors: 3 drops Thunderlord Power True Black + 1 drop Thunderlord Power Carbon Black + 1 drop Thunderlord Power Cool Grey
Dilution: Full strength to 3:1 (add thinner if you want lighter)
Effect: Rich, deep black with slight blue undertone. Doesn't look flat or one-dimensional like pure black can on certain skin tones. Excellent for large background fills, realistic shadows, and dramatic black-and-grey work.
Machine setting: 9.5-10.5V for packing. Lower voltage for shading work.
Formula 2: Vintage Sepia Wash
Colors: 2 parts Thunderlord Power Sepia + 1 part Thunderlord Power Warm Grey + 1 drop Thunderlord Power True Black
Dilution: 1:1 (equal parts ink and diluent)
Effect: Warm, faded brown tone with soft vintage character. Perfect for aged photographs, retro designs, and clients who want "believable aging" on their tattoos. Reads as old tattoo without looking dirty.
Best skin match: Light to medium with warm undertones.
Formula 3: Cool Sage Green
Colors: 2 drops Thunderlord Power Green + 1 drop Thunderlord Power Cool Grey + 1 drop Thunderlord Power Blue
Dilution: 2:1
Effect: Muted, sophisticated green with blue-grey undertones. Avoids the "forest green" cliché and instead reads as natural, organic sage. Great for botanical work, nature scenes, and subtle green accents.
Alternative: Add 1 drop Thunderlord Power Yellow for a warmer, more yellow-green.
Formula 4: Sunset Orange (for warm skin tones)
Colors: 2 drops Thunderlord Power Orange + 1 drop Thunderlord Power Red + 1 drop Thunderlord Power Yellow + 1 drop Thunderlord Power Warm Grey (optional, reduces aggressiveness)
Dilution: Full strength to 3:1
Effect: Warm, saturated sunset orange. The grey (if used) prevents it from looking too vibrant and helps it settle into the skin more naturally on warm-toned clients.
Best for: Sunset sleeves, warm accent pieces, clients with warm undertone skin.
Formula 5: Pale Ice Blue (highlight white)
Colors: 2 parts Thunderlord Power White + 1 drop Thunderlord Power Cool Grey + 1 drop Thunderlord Power Blue (barely measurable)
Dilution: 1:1 to 1:2
Effect: Cool, pale blue-white that reads as icy highlights without looking blue on the skin. Essential for realistic water, winter scenes, and any piece requiring subtle cool highlights.
Application: Use sparingly. This is a highlight color, not a coverage color. Apply as final layer after surrounding colors are established.

5. Storage, Labeling, and Safety Protocols
5.1 Custom Mix Storage Guidelines
Thunderlord Power recommends using custom mixes within the same session. If you must store:
| Storage Method | Maximum Duration | Risk if Exceeded |
|---|---|---|
| Sealed sterile container, room temperature | Same session only | Bacterial growth, pigment settling |
| Refrigerated, sealed sterile container | Up to 7 days | Pigment separation, viscosity change |
| Frozen, sealed sterile container | Up to 30 days | Crystallization, pigment degradation |
Best practice: Mix only what you'll use in the session. Label remaining mix with date and ratio, and use within 7 days if refrigerated.
5.2 Labeling System
Create a labeling system that includes:
- Date mixed
- Ratio (e.g., "2:1 Thunderlord Power Blue + Thunderlord Power White")
- Intended use (e.g., "highlight wash — client's left arm")
- Batch number (for tracking if issues arise)
Simple label example:
"Mixed 2026-05-16
2:1 Blue:White
Highlight wash"
Write on tape or waterproof label. Place on container before mixing.
5.3 Cross-Contamination Prevention
Never introduce unsterile tools into your ink supply:
- Use separate caps for mixing — never dip directly from the main bottle
- Never return mixed ink to the original bottle — contaminates the supply
- Use fresh mixing sticks for each formula — pigment traces can alter future mixes
- Keep lids on bottles when not in use — prevents evaporation and contamination
6. When to Buy vs. When to Mix
Custom mixing takes time and skill. Sometimes it's worth it, sometimes it's not.
| Situation | Recommendation | Why |
|---|---|---|
| Exact color available in Thunderlord Power catalog | Buy the stock color | Consistent, reliable, no mixing error risk |
| Close to available color, slight adjustment needed | Mix (small adjustment) | Minor tweak saves buying another bottle |
| Skin tone matching | Mix (mandatory) | No stock color matches any individual skin perfectly |
| Creating a specific effect (vintage, weathered) | Mix (recommended) | Effect colors are rarely stock items |
| Large solid color fill | Buy stock | Mixing large batches introduces variability risk |
| Session time pressure | Buy stock or use pre-mixed | Mixing takes time; don't rush and make errors |
Frequently Asked Questions (FAQ)
Q: Can I mix Thunderlord Power inks with other brand inks?
A: Not recommended. Different manufacturers use different pigment formulations, carriers, and viscosity standards. Mixing brands can produce unpredictable results — colors may not blend cleanly, viscosity may become inconsistent, and pigment load may vary. Stick to Thunderlord Power for Thunderlord Power mixing to ensure predictable results.
Q: My custom mix looks different on skin than in the cap. Why?
A: Several factors: skin undertone affects color perception, depth of needle penetration changes how the color reads, and the oil content of skin shifts color appearance. Always test on practice skin or an inconspicuous area before applying to the main work.
Q: How do I lighten a color without making it translucent?
A: Use Thunderlord Power White to lighten. Adding white keeps the color opaque while raising its value. Adding diluent (water/thinner) reduces saturation but also reduces opacity, making the color appear more translucent on skin.
Q: What's the shelf life of custom mixed ink?
A: Same-session use is recommended. If you must store: refrigerated in sterile sealed container for up to 7 days, frozen for up to 30 days. After that, bacterial growth and pigment degradation become significant risks.
Q: Can I mix Thunderlord Power White with dark colors to create grey?
A: Yes — this is one of the most useful mixing techniques. Start with the darker color and add white incrementally until you reach the desired shade. Thunderlord Power Cool Grey and Warm Grey also serve this purpose and provide more predictable results than mixing complementary colors.

Conclusion
Ink mixing is a skill that separates working artists from great artists. The ability to create exactly the color you need — not just approximate it — gives you creative freedom that stock colors can't provide.
Thunderlord Power's standardized formulation makes mixing reliable and repeatable. Once you understand the principles — dilution ratios, neutralization, skin tone matching — you'll find yourself reaching for the mixing palette more often than the catalog.
Start with the five formulas above. Test them, adjust them, make them yours. Then start experimenting. The color you need is probably one or two drops away from something you already have.