#331A3C
Closest named color: Eggplant (#380835). oklch(26.9% 0.068 316.5), rgb(51, 26, 60).
Aa
White text reads best on this color (15.51:1).
About this color
#331A3C is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.068 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.040 away. White text reads best on it, at 15.51:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.35:1 |
| White text | 15.51:1 |
Values
| HEX | #331A3C |
| RGB | rgb(51, 26, 60) |
| HSL | hsl(284, 40%, 17%) |
| OKLCH | oklch(26.9% 0.068 316.5) |
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 #331A3C | 15.51:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #331A3C | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #331A3C text on white | 15.51:1 | AAA | Lc 102.3 | Preferred for body text |
| #331A3C 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E5F5
oklch(93.5% 0.024 315.5)
-
Step 200
200
#E5D1ED
oklch(88.5% 0.043 316.4)
-
Step 300
300
#D6B1E4
oklch(80.9% 0.081 316.7)
-
Step 400
400
#C086D6
oklch(70.6% 0.129 316.4)
-
Step 500
500
#B065CB
oklch(63.1% 0.165 316.5)
-
Step 600
600
#9B49B8
oklch(55.6% 0.18 316.3)
-
Step 700
700
#85399E
oklch(49.1% 0.168 316.8)
-
Step 800
800
#6C3080
oklch(42.6% 0.139 316.8)
-
Step 900
900
#582C67
oklch(37.8% 0.108 316.8)
-
Step 950
950 (this color)
#331A3C
oklch(26.9% 0.068 316.5)
#331A3C 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) | #13223D | 0.060 |
| Deuteranopia (no green cones) | #1B253B | 0.054 |
| Tritanopia (no blue cones) | #331F28 | 0.045 |
| Achromatopsia (no color) | #242424 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331A3C
#331A3C
oklch(26.9% 0.068 316.5)
- #152D08
#152D08
oklch(26.8% 0.067 136.5)
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 #331A3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.040
- Dark Purple #35063E ΔE 0.044
- Aubergine #3D0734 ΔE 0.044
- Eggplant Purple #430541 ΔE 0.052
- Deep Purple #36013F ΔE 0.053
- Oxford Blue #1B263B ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.057
- Dark Plum #3F012C ΔE 0.058
Use #331A3C 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.