#250731
Closest named color: Very Dark Purple (#2A0134). oklch(20.8% 0.082 314.5), rgb(37, 7, 49).
Aa
White text reads best on this color (18.20:1).
About this color
#250731 is a very dark, moderately saturated purple. In OKLCH its lightness is 21%, its chroma 0.082 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.018 away. White text reads best on it, at 18.20:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.15:1 |
| White text | 18.20:1 |
Values
| HEX | #250731 |
| RGB | rgb(37, 7, 49) |
| HSL | hsl(283, 75%, 11%) |
| OKLCH | oklch(20.8% 0.082 314.5) |
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 #250731 | 18.20:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #250731 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #250731 text on white | 18.20:1 | AAA | Lc 104.5 | Preferred for body text |
| #250731 text on black | 1.15:1 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E5F7
oklch(93.7% 0.027 314.7)
-
Step 200
200
#E7CFF3
oklch(88.5% 0.055 314.5)
-
Step 300
300
#D8AEED
oklch(80.9% 0.098 314.2)
-
Step 400
400
#C480E3
oklch(70.7% 0.156 314.6)
-
Step 500
500
#B45BDB
oklch(63% 0.199 314.3)
-
Step 600
600
#A03BC8
oklch(55.6% 0.216 314.6)
-
Step 700
700
#892BAD
oklch(49.1% 0.201 314.6)
-
Step 800
800
#6F268C
oklch(42.7% 0.167 314.5)
-
Step 900
900
#5A2570
oklch(37.6% 0.131 314.5)
-
Step 950
950 (this color)
#250731
oklch(20.8% 0.082 314.5)
#250731 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) | #001432 | 0.075 |
| Deuteranopia (no green cones) | #051630 | 0.070 |
| Tritanopia (no blue cones) | #24101B | 0.054 |
| Achromatopsia (no color) | #151515 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #250731
#250731
oklch(20.8% 0.082 314.5)
- #0B1D00
#0B1D00
oklch(20.7% 0.059 134.1)
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 #250731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.018
- Midnight Purple #280137 ΔE 0.019
- Dark Purple #35063E ΔE 0.045
- Eggplant #380835 ΔE 0.048
- Deep Purple #36013F ΔE 0.048
- Aubergine #3D0734 ΔE 0.059
- Dark Plum #3F012C ΔE 0.065
- Dark Indigo #1F0954 ΔE 0.070
Use #250731 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.