#3F133B
Closest named color: Aubergine (#3D0734). oklch(27.5% 0.089 331.4), rgb(63, 19, 59).
Aa
White text reads best on this color (15.35:1).
About this color
#3F133B is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.089 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.025 away. White text reads best on it, at 15.35:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.36:1 |
| White text | 15.35:1 |
Values
| HEX | #3F133B |
| RGB | rgb(63, 19, 59) |
| HSL | hsl(305, 54%, 16%) |
| OKLCH | oklch(27.5% 0.089 331.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #3F133B | 15.35:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #3F133B | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #3F133B text on white | 15.35:1 | AAA | Lc 101.8 | Preferred for body text |
| #3F133B text on black | 1.36:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F7E3F3
oklch(93.6% 0.03 332.5)
-
Step 200
200
#F1CCEB
oklch(88.6% 0.058 331.5)
-
Step 300
300
#E9A8E0
oklch(81% 0.105 331.4)
-
Step 400
400
#DB75CF
oklch(70.7% 0.168 331.7)
-
Step 500
500
#CE4AC3
oklch(63.1% 0.214 331.3)
-
Step 600
600
#B91FAF
oklch(55.5% 0.233 331.3)
-
Step 700
700
#9F0A96
oklch(49% 0.217 331.4)
-
Step 800
800
#81127A
oklch(42.6% 0.179 331.2)
-
Step 900
900
#681A62
oklch(37.6% 0.14 331.3)
-
Step 950
950 (this color)
#3F133B
oklch(27.5% 0.089 331.4)
#3F133B with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #11213C | 0.092 |
| Deuteranopia (no green cones) | #1F273A | 0.080 |
| Tritanopia (no blue cones) | #421724 | 0.048 |
| Achromatopsia (no color) | #252525 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F133B
#3F133B
oklch(27.5% 0.089 331.4)
- #003114
#003114
oklch(27.4% 0.073 151.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3F133B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.025
- Eggplant Purple #430541 ΔE 0.027
- Eggplant #380835 ΔE 0.030
- Deep Violet #490648 ΔE 0.037
- Dark Purple #35063E ΔE 0.039
- Dark Plum #3F012C ΔE 0.039
- Deep Purple #36013F ΔE 0.045
- Plum Purple #4E0550 ΔE 0.053
Use #3F133B in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.