#331C3B
Closest named color: Eggplant (#380835). oklch(27.2% 0.063 316.9), rgb(51, 28, 59).
Aa
White text reads best on this color (15.32:1).
About this color
#331C3B is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.063 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.045 away. White text reads best on it, at 15.32:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.37:1 |
| White text | 15.32:1 |
Values
| HEX | #331C3B |
| RGB | rgb(51, 28, 59) |
| HSL | hsl(285, 36%, 17%) |
| OKLCH | oklch(27.2% 0.063 316.9) |
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 #331C3B | 15.32:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #331C3B | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #331C3B text on white | 15.32:1 | AAA | Lc 102.1 | Preferred for body text |
| #331C3B text on black | 1.37:1 | 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
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E4D1EC
oklch(88.4% 0.042 316)
-
Step 300
300
#D4B2E1
oklch(80.8% 0.075 316.6)
-
Step 400
400
#BE88D2
oklch(70.6% 0.12 316.6)
-
Step 500
500
#AE69C6
oklch(63.2% 0.152 316.9)
-
Step 600
600
#994EB2
oklch(55.6% 0.165 317)
-
Step 700
700
#823E99
oklch(49% 0.153 316.8)
-
Step 800
800
#6A347C
oklch(42.7% 0.127 317)
-
Step 900
900
#562E64
oklch(37.7% 0.1 316.7)
-
Step 950
950 (this color)
#331C3B
oklch(27.2% 0.063 316.9)
#331C3B 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) | #17243C | 0.054 |
| Deuteranopia (no green cones) | #1D263A | 0.049 |
| Tritanopia (no blue cones) | #332028 | 0.041 |
| Achromatopsia (no color) | #252525 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331C3B
#331C3B
oklch(27.2% 0.063 316.9)
- #172E0C
#172E0C
oklch(27.3% 0.064 136.9)
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 #331C3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.045
- Aubergine #3D0734 ΔE 0.048
- Dark Purple #35063E ΔE 0.050
- Oxford Blue #1B263B ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.052
- Dark #1B2431 ΔE 0.056
- Eggplant Purple #430541 ΔE 0.056
- Deep Purple #36013F ΔE 0.059
Use #331C3B 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.