#251D2F
Closest named color: Dark (#1B2431). oklch(24.9% 0.035 304.3), rgb(37, 29, 47).
Aa
White text reads best on this color (16.21:1).
About this color
#251D2F is a very dark, muted purple. In OKLCH its lightness is 25%, its chroma 0.035 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.027 away. White text reads best on it, at 16.21:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Dark (#1B2431) |
| Black text | 1.29:1 |
| White text | 16.21:1 |
Values
| HEX | #251D2F |
| RGB | rgb(37, 29, 47) |
| HSL | hsl(267, 24%, 15%) |
| OKLCH | oklch(24.9% 0.035 304.3) |
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 #251D2F | 16.21:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #251D2F | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #251D2F text on white | 16.21:1 | AAA | Lc 103.1 | Preferred for body text |
| #251D2F 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
#F6F4F8
oklch(97% 0.006 308.4)
-
Step 100
100
#EBE8F1
oklch(93.6% 0.012 301.3)
-
Step 200
200
#DCD6E6
oklch(88.6% 0.023 302.9)
-
Step 300
300
#C6BAD7
oklch(80.8% 0.042 304.2)
-
Step 400
400
#AA97C3
oklch(70.8% 0.066 304.4)
-
Step 500
500
#957CB3
oklch(63% 0.085 304.9)
-
Step 600
600
#7F659F
oklch(55.5% 0.092 304.2)
-
Step 700
700
#6C5488
oklch(49.2% 0.085 304.7)
-
Step 800
800
#58456F
oklch(42.8% 0.071 304.3)
-
Step 900
900
#483A5A
oklch(37.7% 0.056 303.9)
-
Step 950
950 (this color)
#251D2F
oklch(24.9% 0.035 304.3)
#251D2F 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) | #192030 | 0.023 |
| Deuteranopia (no green cones) | #1B202E | 0.021 |
| Tritanopia (no blue cones) | #232023 | 0.029 |
| Achromatopsia (no color) | #202020 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #251D2F
#251D2F
oklch(24.9% 0.035 304.3)
- #1E2411
#1E2411
oklch(24.8% 0.034 123.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #251D2F
These curated palettes and gradients contain exactly #251D2F. Open one to see the full color scheme around it.
Palettes
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.027
- Jet #212529 ΔE 0.034
- Oxford Blue #1B263B ΔE 0.035
- Rich Black #0D1B2A ΔE 0.044
- Space Cadet #2B2D42 ΔE 0.058
- Eggplant #380835 ΔE 0.066
- Gunmetal #293241 ΔE 0.071
- Aubergine #3D0734 ΔE 0.072
Use #251D2F 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.