#251138
Closest named color: Midnight Purple (#280137). oklch(22.9% 0.074 304.9), rgb(37, 17, 56).
Aa
White text reads best on this color (17.27:1).
About this color
#251138 is a very dark, moderately saturated purple. In OKLCH its lightness is 23%, its chroma 0.074 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.036 away. White text reads best on it, at 17.27:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.21:1 |
| White text | 17.27:1 |
Values
| HEX | #251138 |
| RGB | rgb(37, 17, 56) |
| HSL | hsl(271, 53%, 14%) |
| OKLCH | oklch(22.9% 0.074 304.9) |
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 #251138 | 17.27:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #251138 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #251138 text on white | 17.27:1 | AAA | Lc 103.9 | Preferred for body text |
| #251138 text on black | 1.21:1 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E0D2F4
oklch(88.6% 0.048 304.1)
-
Step 300
300
#CDB3EF
oklch(80.9% 0.087 304.3)
-
Step 400
400
#B588E6
oklch(70.6% 0.141 305.1)
-
Step 500
500
#A367DF
oklch(63.1% 0.18 304.9)
-
Step 600
600
#8F4BCC
oklch(55.7% 0.194 305.2)
-
Step 700
700
#793BB1
oklch(49.1% 0.181 304.7)
-
Step 800
800
#63328F
oklch(42.8% 0.149 305.1)
-
Step 900
900
#502D72
oklch(37.6% 0.116 304.8)
-
Step 950
950 (this color)
#251138
oklch(22.9% 0.074 304.9)
#251138 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) | #021A39 | 0.060 |
| Deuteranopia (no green cones) | #091B37 | 0.054 |
| Tritanopia (no blue cones) | #221922 | 0.054 |
| Achromatopsia (no color) | #1B1B1B | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #251138
#251138
oklch(22.9% 0.074 304.9)
- #172100
#172100
oklch(23% 0.057 124.5)
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 #251138, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.036
- Very Dark Purple #2A0134 ΔE 0.038
- Dark Purple #35063E ΔE 0.042
- Eggplant #380835 ΔE 0.046
- Deep Purple #36013F ΔE 0.049
- Aubergine #3D0734 ΔE 0.058
- Dark Indigo #1F0954 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.061
Use #251138 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.