#251139
Closest named color: Midnight Purple (#280137). oklch(23% 0.076 304.1), rgb(37, 17, 57).
Aa
White text reads best on this color (17.24:1).
About this color
#251139 is a very dark, moderately saturated purple. In OKLCH its lightness is 23%, its chroma 0.076 and its hue 304°. 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 17.24:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.21:1 |
| White text | 17.24:1 |
Values
| HEX | #251139 |
| RGB | rgb(37, 17, 57) |
| HSL | hsl(270, 54%, 15%) |
| OKLCH | oklch(23% 0.076 304.1) |
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 #251139 | 17.24:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #251139 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #251139 text on white | 17.24:1 | AAA | Lc 103.9 | Preferred for body text |
| #251139 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
#EDE6F8
oklch(93.6% 0.025 303.5)
-
Step 200
200
#E0D2F4
oklch(88.6% 0.048 304.1)
-
Step 300
300
#CDB3F0
oklch(81% 0.089 303.9)
-
Step 400
400
#B488E8
oklch(70.6% 0.143 304.1)
-
Step 500
500
#A267E1
oklch(63.1% 0.182 304)
-
Step 600
600
#8E4ACF
oklch(55.6% 0.198 304.1)
-
Step 700
700
#793AB3
oklch(49.1% 0.184 304.3)
-
Step 800
800
#623191
oklch(42.7% 0.153 304.1)
-
Step 900
900
#502D74
oklch(37.8% 0.119 304)
-
Step 950
950 (this color)
#251139
oklch(23% 0.076 304.1)
#251139 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) | #011A3A | 0.061 |
| Deuteranopia (no green cones) | #081B38 | 0.055 |
| Tritanopia (no blue cones) | #211922 | 0.056 |
| Achromatopsia (no color) | #1B1B1B | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #251139
#251139
oklch(23% 0.076 304.1)
- #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 #251139, 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 0.041
- Eggplant #380835 ΔE 0.046
- Deep Purple #36013F ΔE 0.048
- Dark Indigo #1F0954 ΔE 0.056
- Aubergine #3D0734 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.062
Use #251139 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.