#31102C
Closest named color: Eggplant (#380835). oklch(23.8% 0.068 333.7), rgb(49, 16, 44).
Aa
White text reads best on this color (16.92:1).
About this color
#31102C is a very dark, muted purple. In OKLCH its lightness is 24%, its chroma 0.068 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.028 away. White text reads best on it, at 16.92:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.24:1 |
| White text | 16.92:1 |
Values
| HEX | #31102C |
| RGB | rgb(49, 16, 44) |
| HSL | hsl(309, 51%, 13%) |
| OKLCH | oklch(23.8% 0.068 333.7) |
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 #31102C | 16.92:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #31102C | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #31102C text on white | 16.92:1 | AAA | Lc 103.6 | Preferred for body text |
| #31102C text on black | 1.24:1 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F4E4F0
oklch(93.5% 0.023 334.3)
-
Step 200
200
#ECCFE6
oklch(88.5% 0.044 333)
-
Step 300
300
#E1AED7
oklch(81% 0.08 333.2)
-
Step 400
400
#D181C2
oklch(70.8% 0.129 334)
-
Step 500
500
#C25DB2
oklch(62.9% 0.165 333.7)
-
Step 600
600
#AE409E
oklch(55.6% 0.18 333.9)
-
Step 700
700
#953187
oklch(49.1% 0.167 333.9)
-
Step 800
800
#792A6E
oklch(42.7% 0.138 333.6)
-
Step 900
900
#622759
oklch(37.7% 0.109 333.8)
-
Step 950
950 (this color)
#31102C
oklch(23.8% 0.068 333.7)
#31102C 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) | #0F1A2D | 0.071 |
| Deuteranopia (no green cones) | #191E2B | 0.062 |
| Tritanopia (no blue cones) | #33121C | 0.034 |
| Achromatopsia (no color) | #1D1D1D | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31102C
#31102C
oklch(23.8% 0.068 333.7)
- #002711
#002711
oklch(23.9% 0.06 153.9)
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 #31102C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.028
- Aubergine #3D0734 ΔE 0.035
- Dark Plum #3F012C ΔE 0.039
- Dark Purple #35063E ΔE 0.042
- Very Dark Purple #2A0134 ΔE 0.047
- Deep Purple #36013F ΔE 0.049
- Midnight Purple #280137 ΔE 0.052
- Eggplant Purple #430541 ΔE 0.059
Use #31102C 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.