#31153A
Closest named color: Eggplant (#380835). oklch(25.5% 0.075 317.3), rgb(49, 21, 58).
Aa
White text reads best on this color (16.16:1).
About this color
#31153A is a dark, moderately saturated purple. In OKLCH its lightness is 26%, its chroma 0.075 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.030 away. White text reads best on it, at 16.16:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.29:1 |
| White text | 16.16:1 |
Values
| HEX | #31153A |
| RGB | rgb(49, 21, 58) |
| HSL | hsl(285, 47%, 15%) |
| OKLCH | oklch(25.5% 0.075 317.3) |
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 #31153A | 16.16:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #31153A | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #31153A text on white | 16.16:1 | AAA | Lc 102.9 | Preferred for body text |
| #31153A text on black | 1.29:1 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F5
oklch(93.6% 0.025 317.7)
-
Step 200
200
#E7D0EF
oklch(88.6% 0.049 317.4)
-
Step 300
300
#D8AFE6
oklch(80.8% 0.088 317.4)
-
Step 400
400
#C483DA
oklch(70.7% 0.141 317.2)
-
Step 500
500
#B460D0
oklch(63.1% 0.18 317)
-
Step 600
600
#A042BD
oklch(55.7% 0.197 317.3)
-
Step 700
700
#8933A3
oklch(49.2% 0.182 317.4)
-
Step 800
800
#6F2B84
oklch(42.7% 0.152 317.3)
-
Step 900
900
#5A296A
oklch(37.8% 0.117 317.1)
-
Step 950
950 (this color)
#31153A
oklch(25.5% 0.075 317.3)
#31153A 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) | #0D1F3B | 0.068 |
| Deuteranopia (no green cones) | #162239 | 0.061 |
| Tritanopia (no blue cones) | #311B25 | 0.048 |
| Achromatopsia (no color) | #212121 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31153A
#31153A
oklch(25.5% 0.075 317.3)
- #0E2B02
#0E2B02
oklch(25.7% 0.075 137.8)
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 #31153A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.030
- Dark Purple #35063E ΔE 0.032
- Aubergine #3D0734 ΔE 0.037
- Deep Purple #36013F ΔE 0.041
- Eggplant Purple #430541 ΔE 0.049
- Dark Plum #3F012C ΔE 0.051
- Very Dark Purple #2A0134 ΔE 0.051
- Midnight Purple #280137 ΔE 0.053
Use #31153A 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.