#25263F
Closest named color: Oxford Blue (#1B263B). oklch(28% 0.046 281.3), rgb(37, 38, 63).
Aa
White text reads best on this color (14.70:1).
About this color
#25263F is a dark, muted purple. In OKLCH its lightness is 28%, its chroma 0.046 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.018 away. White text reads best on it, at 14.70:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.42:1 |
| White text | 14.70:1 |
Values
| HEX | #25263F |
| RGB | rgb(37, 38, 63) |
| HSL | hsl(238, 26%, 20%) |
| OKLCH | oklch(28% 0.046 281.3) |
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 #25263F | 14.70:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #25263F | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #25263F text on white | 14.70:1 | AAA | Lc 101.5 | Preferred for body text |
| #25263F text on black | 1.42:1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D5D7ED
oklch(88.4% 0.03 281.6)
-
Step 300
300
#BABDE4
oklch(80.9% 0.055 281.6)
-
Step 400
400
#979AD6
oklch(70.6% 0.087 281.7)
-
Step 500
500
#7E81CB
oklch(63.2% 0.111 281)
-
Step 600
600
#6869B8
oklch(55.6% 0.121 281.2)
-
Step 700
700
#57579E
oklch(49.1% 0.112 281.5)
-
Step 800
800
#474780
oklch(42.6% 0.093 281.7)
-
Step 900
900
#3B3C67
oklch(37.6% 0.073 281.3)
-
Step 950
950 (this color)
#25263F
oklch(28% 0.046 281.3)
#25263F 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) | #1E2940 | 0.014 |
| Deuteranopia (no green cones) | #1D273E | 0.013 |
| Tritanopia (no blue cones) | #1E2B2F | 0.041 |
| Achromatopsia (no color) | #282828 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25263F
#25263F
oklch(28% 0.046 281.3)
- #2E2A0C
#2E2A0C
oklch(28.2% 0.046 101.8)
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 #25263F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.018
- Space Cadet #2B2D42 ΔE 0.026
- Dark #1B2431 ΔE 0.032
- Gunmetal #293241 ΔE 0.041
- Jet #212529 ΔE 0.042
- Prussian Blue #1D3557 ΔE 0.057
- Marine #042E60 ΔE 0.067
- Rich Black #0D1B2A ΔE 0.067
Use #25263F 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.