#331B36
Closest named color: Eggplant (#380835). oklch(26.7% 0.058 323), rgb(51, 27, 54).
Aa
White text reads best on this color (15.54:1).
About this color
#331B36 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.058 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.043 away. White text reads best on it, at 15.54:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.35:1 |
| White text | 15.54:1 |
Values
| HEX | #331B36 |
| RGB | rgb(51, 27, 54) |
| HSL | hsl(293, 33%, 16%) |
| OKLCH | oklch(26.7% 0.058 323) |
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 #331B36 | 15.54:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #331B36 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #331B36 text on white | 15.54:1 | AAA | Lc 102.3 | Preferred for body text |
| #331B36 text on black | 1.35:1 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F1E6F2
oklch(93.7% 0.02 323.2)
-
Step 200
200
#E6D1E8
oklch(88.5% 0.038 323.2)
-
Step 300
300
#D7B2DB
oklch(80.9% 0.07 323)
-
Step 400
400
#C289C9
oklch(70.8% 0.111 322.9)
-
Step 500
500
#B169BB
oklch(63% 0.142 322.5)
-
Step 600
600
#9D4FA7
oklch(55.7% 0.154 323)
-
Step 700
700
#863F8F
oklch(49.1% 0.144 323)
-
Step 800
800
#6D3574
oklch(42.8% 0.118 323.1)
-
Step 900
900
#582F5E
oklch(37.7% 0.092 322.3)
-
Step 950
950 (this color)
#331B36
oklch(26.7% 0.058 323)
#331B36 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) | #182237 | 0.053 |
| Deuteranopia (no green cones) | #1E2535 | 0.049 |
| Tritanopia (no blue cones) | #341E26 | 0.034 |
| Achromatopsia (no color) | #242424 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331B36
#331B36
oklch(26.7% 0.058 323)
- #122D11
#122D11
oklch(26.8% 0.06 143)
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 #331B36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.043
- Aubergine #3D0734 ΔE 0.046
- Dark Purple #35063E ΔE 0.051
- Oxford Blue #1B263B ΔE 0.052
- Dark #1B2431 ΔE 0.054
- Space Cadet #2B2D42 ΔE 0.055
- Jet #212529 ΔE 0.057
- Dark Plum #3F012C ΔE 0.057
Use #331B36 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.