#331231
Closest named color: Eggplant (#380835). oklch(24.8% 0.071 329.8), rgb(51, 18, 49).
Aa
White text reads best on this color (16.51:1).
About this color
#331231 is a very dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.071 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.024 away. White text reads best on it, at 16.51:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.27:1 |
| White text | 16.51:1 |
Values
| HEX | #331231 |
| RGB | rgb(51, 18, 49) |
| HSL | hsl(304, 48%, 14%) |
| OKLCH | oklch(24.8% 0.071 329.8) |
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 #331231 | 16.51:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #331231 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #331231 text on white | 16.51:1 | AAA | Lc 103.2 | Preferred for body text |
| #331231 text on black | 1.27:1 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F4E4F2
oklch(93.6% 0.025 329.7)
-
Step 200
200
#ECCFE8
oklch(88.6% 0.046 330.5)
-
Step 300
300
#E0ADDB
oklch(80.8% 0.085 329.6)
-
Step 400
400
#CF80C9
oklch(70.7% 0.135 329.6)
-
Step 500
500
#C15CBA
oklch(63.1% 0.173 330.1)
-
Step 600
600
#AC3FA6
oklch(55.6% 0.186 330)
-
Step 700
700
#932F8F
oklch(49% 0.175 329.5)
-
Step 800
800
#782974
oklch(42.8% 0.144 329.8)
-
Step 900
900
#61275D
oklch(37.7% 0.111 330.2)
-
Step 950
950 (this color)
#331231
oklch(24.8% 0.071 329.8)
#331231 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) | #101C32 | 0.072 |
| Deuteranopia (no green cones) | #1A2030 | 0.063 |
| Tritanopia (no blue cones) | #35151F | 0.039 |
| Achromatopsia (no color) | #1F1F1F | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331231
#331231
oklch(24.8% 0.071 329.8)
- #002A0E
#002A0E
oklch(24.9% 0.069 150)
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 #331231, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.024
- Aubergine #3D0734 ΔE 0.030
- Dark Purple #35063E ΔE 0.037
- Dark Plum #3F012C ΔE 0.039
- Deep Purple #36013F ΔE 0.045
- Very Dark Purple #2A0134 ΔE 0.049
- Eggplant Purple #430541 ΔE 0.051
- Midnight Purple #280137 ΔE 0.054
Use #331231 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.