#331C30
Closest named color: Jet (#212529). oklch(26.6% 0.049 331.7), rgb(51, 28, 48).
Aa
White text reads best on this color (15.56:1).
About this color
#331C30 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.049 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jet (#212529), ΔE 0.049 away. White text reads best on it, at 15.56:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Jet (#212529) |
| Black text | 1.34:1 |
| White text | 15.56:1 |
Values
| HEX | #331C30 |
| RGB | rgb(51, 28, 48) |
| HSL | hsl(308, 29%, 15%) |
| OKLCH | oklch(26.6% 0.049 331.7) |
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 #331C30 | 15.56:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #331C30 | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #331C30 text on white | 15.56:1 | AAA | Lc 102.4 | Preferred for body text |
| #331C30 text on black | 1.34:1 | 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
#F9F4F8
oklch(97.2% 0.007 332.1)
-
Step 100
100
#F1E6EF
oklch(93.6% 0.017 331.6)
-
Step 200
200
#E6D2E3
oklch(88.5% 0.032 330.7)
-
Step 300
300
#D8B3D2
oklch(80.9% 0.059 331.6)
-
Step 400
400
#C38BBB
oklch(70.7% 0.093 331.6)
-
Step 500
500
#B26DAA
oklch(63% 0.119 331.1)
-
Step 600
600
#9D5495
oklch(55.5% 0.128 331.3)
-
Step 700
700
#86447F
oklch(49% 0.119 331.3)
-
Step 800
800
#6D3867
oklch(42.6% 0.099 331.5)
-
Step 900
900
#593154
oklch(37.7% 0.078 331.7)
-
Step 950
950 (this color)
#331C30
oklch(26.6% 0.049 331.7)
#331C30 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) | #1B2231 | 0.048 |
| Deuteranopia (no green cones) | #21252F | 0.044 |
| Tritanopia (no blue cones) | #351D23 | 0.026 |
| Achromatopsia (no color) | #242424 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331C30
#331C30
oklch(26.6% 0.049 331.7)
- #112C19
#112C19
oklch(26.6% 0.049 151.4)
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 #331C30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.049
- Dark #1B2431 ΔE 0.050
- Eggplant #380835 ΔE 0.050
- Aubergine #3D0734 ΔE 0.052
- Oxford Blue #1B263B ΔE 0.052
- Space Cadet #2B2D42 ΔE 0.056
- Dark Plum #3F012C ΔE 0.060
- Dark Purple #35063E ΔE 0.061
Use #331C30 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.