#331637
Closest named color: Eggplant (#380835). oklch(25.8% 0.07 322.6), rgb(51, 22, 55).
Aa
White text reads best on this color (16.02:1).
About this color
#331637 is a dark, moderately saturated purple. In OKLCH its lightness is 26%, its chroma 0.070 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.030 away. White text reads best on it, at 16.02:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.070) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.31:1 |
| White text | 16.02:1 |
Values
| HEX | #331637 |
| RGB | rgb(51, 22, 55) |
| HSL | hsl(293, 43%, 15%) |
| OKLCH | oklch(25.8% 0.07 322.6) |
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 #331637 | 16.02:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #331637 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #331637 text on white | 16.02:1 | AAA | Lc 102.8 | Preferred for body text |
| #331637 text on black | 1.31:1 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E8D0EB
oklch(88.5% 0.045 322.5)
-
Step 300
300
#DBAFE0
oklch(80.9% 0.083 322.9)
-
Step 400
400
#C883D1
oklch(70.8% 0.133 322.7)
-
Step 500
500
#B861C4
oklch(63.1% 0.169 322.6)
-
Step 600
600
#A444B1
oklch(55.7% 0.185 322.7)
-
Step 700
700
#8C3498
oklch(49.1% 0.172 322.7)
-
Step 800
800
#722D7B
oklch(42.8% 0.141 322.9)
-
Step 900
900
#5C2963
oklch(37.6% 0.111 322.7)
-
Step 950
950 (this color)
#331637
oklch(25.8% 0.07 322.6)
#331637 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) | #111F38 | 0.066 |
| Deuteranopia (no green cones) | #1A2336 | 0.060 |
| Tritanopia (no blue cones) | #341A24 | 0.041 |
| Achromatopsia (no color) | #212121 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331637
#331637
oklch(25.8% 0.07 322.6)
- #0B2C09
#0B2C09
oklch(26% 0.071 142.3)
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 #331637, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.030
- Aubergine #3D0734 ΔE 0.035
- Dark Purple #35063E ΔE 0.037
- Deep Purple #36013F ΔE 0.046
- Dark Plum #3F012C ΔE 0.048
- Eggplant Purple #430541 ΔE 0.049
- Very Dark Purple #2A0134 ΔE 0.056
- Midnight Purple #280137 ΔE 0.059
Use #331637 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.