#252541
Closest named color: Oxford Blue (#1B263B). oklch(27.9% 0.051 282.6), rgb(37, 37, 65).
Aa
White text reads best on this color (14.79:1).
About this color
#252541 is a dark, muted purple. In OKLCH its lightness is 28%, its chroma 0.051 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.021 away. White text reads best on it, at 14.79:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.79:1 |
Values
| HEX | #252541 |
| RGB | rgb(37, 37, 65) |
| HSL | hsl(240, 27%, 20%) |
| OKLCH | oklch(27.9% 0.051 282.6) |
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 #252541 | 14.79:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #252541 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #252541 text on white | 14.79:1 | AAA | Lc 101.6 | Preferred for body text |
| #252541 text on black | 1.41:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E9F6
oklch(93.7% 0.018 282.5)
-
Step 200
200
#D5D7EF
oklch(88.5% 0.033 281.9)
-
Step 300
300
#BABCE7
oklch(80.8% 0.06 282.9)
-
Step 400
400
#9799DC
oklch(70.7% 0.097 282.3)
-
Step 500
500
#7F7ED2
oklch(63% 0.125 282.8)
-
Step 600
600
#6966BF
oklch(55.5% 0.135 282.6)
-
Step 700
700
#5855A5
oklch(49.2% 0.125 282.5)
-
Step 800
800
#484685
oklch(42.8% 0.102 282.6)
-
Step 900
900
#3C3B6B
oklch(37.7% 0.081 282.8)
-
Step 950
950 (this color)
#252541
oklch(27.9% 0.051 282.6)
#252541 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) | #1C2942 | 0.018 |
| Deuteranopia (no green cones) | #1B2740 | 0.017 |
| Tritanopia (no blue cones) | #1D2A2F | 0.044 |
| Achromatopsia (no color) | #282828 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #252541
#252541
oklch(27.9% 0.051 282.6)
- #2D2907
#2D2907
oklch(27.7% 0.05 102.6)
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 #252541, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.021
- Space Cadet #2B2D42 ΔE 0.029
- Dark #1B2431 ΔE 0.035
- Gunmetal #293241 ΔE 0.045
- Jet #212529 ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.058
- Marine #042E60 ΔE 0.065
- Rich Black #0D1B2A ΔE 0.067
Use #252541 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.