#25203F
Closest named color: Oxford Blue (#1B263B). oklch(26.6% 0.057 289.4), rgb(37, 32, 63).
Aa
White text reads best on this color (15.47:1).
About this color
#25203F is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.057 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.027 away. White text reads best on it, at 15.47:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.35:1 |
| White text | 15.47:1 |
Values
| HEX | #25203F |
| RGB | rgb(37, 32, 63) |
| HSL | hsl(250, 33%, 19%) |
| OKLCH | oklch(26.6% 0.057 289.4) |
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 #25203F | 15.47:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #25203F | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #25203F text on white | 15.47:1 | AAA | Lc 102.3 | Preferred for body text |
| #25203F 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D6F1
oklch(88.6% 0.037 289)
-
Step 300
300
#BFBAEA
oklch(80.9% 0.067 289.6)
-
Step 400
400
#9F95DF
oklch(70.7% 0.107 289.6)
-
Step 500
500
#8879D6
oklch(63% 0.137 289.3)
-
Step 600
600
#7360C4
oklch(55.6% 0.15 289.3)
-
Step 700
700
#614FA9
oklch(49.1% 0.139 289.5)
-
Step 800
800
#4F4189
oklch(42.7% 0.115 289.5)
-
Step 900
900
#41386D
oklch(37.7% 0.088 289.2)
-
Step 950
950 (this color)
#25203F
oklch(26.6% 0.057 289.4)
#25203F 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) | #162540 | 0.027 |
| Deuteranopia (no green cones) | #16243E | 0.026 |
| Tritanopia (no blue cones) | #1E262C | 0.048 |
| Achromatopsia (no color) | #242424 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25203F
#25203F
oklch(26.6% 0.057 289.4)
- #282701
#282701
oklch(26.5% 0.056 108.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #25203F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.027
- Dark #1B2431 ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.044
- Jet #212529 ΔE 0.050
- Gunmetal #293241 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.060
- Dark Purple #35063E ΔE 0.067
- Eggplant #380835 ΔE 0.068
Use #25203F 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.