#252137
Closest named color: Oxford Blue (#1B263B). oklch(26.3% 0.041 291.7), rgb(37, 33, 55).
Aa
White text reads best on this color (15.53:1).
About this color
#252137 is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.041 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.022 away. White text reads best on it, at 15.53:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.35:1 |
| White text | 15.53:1 |
Values
| HEX | #252137 |
| RGB | rgb(37, 33, 55) |
| HSL | hsl(251, 25%, 17%) |
| OKLCH | oklch(26.3% 0.041 291.7) |
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 #252137 | 15.53:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #252137 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #252137 text on white | 15.53:1 | AAA | Lc 102.5 | Preferred for body text |
| #252137 text on black | 1.35:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#D9D6EA
oklch(88.4% 0.027 292.7)
-
Step 300
300
#C0BCDE
oklch(80.9% 0.048 290.7)
-
Step 400
400
#A198CD
oklch(70.6% 0.077 292.1)
-
Step 500
500
#8A7EC1
oklch(63.1% 0.1 291.5)
-
Step 600
600
#7567AD
oklch(55.7% 0.107 291.7)
-
Step 700
700
#625594
oklch(49.1% 0.099 291.8)
-
Step 800
800
#504678
oklch(42.7% 0.082 291.7)
-
Step 900
900
#423B61
oklch(37.7% 0.064 291.5)
-
Step 950
950 (this color)
#252137
oklch(26.3% 0.041 291.7)
#252137 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) | #1B2438 | 0.019 |
| Deuteranopia (no green cones) | #1B2336 | 0.018 |
| Tritanopia (no blue cones) | #212529 | 0.035 |
| Achromatopsia (no color) | #242424 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #252137
#252137
oklch(26.3% 0.041 291.7)
- #25270E
#25270E
oklch(26.4% 0.041 113)
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 #252137, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.022
- Dark #1B2431 ΔE 0.024
- Jet #212529 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.043
- Rich Black #0D1B2A ΔE 0.053
- Gunmetal #293241 ΔE 0.057
- Eggplant #380835 ΔE 0.071
- Dark Purple #35063E ΔE 0.074
Use #252137 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.