#25193A
Closest named color: Oxford Blue (#1B263B). oklch(24.7% 0.062 298.6), rgb(37, 25, 58).
Aa
White text reads best on this color (16.42:1).
About this color
#25193A is a very dark, muted purple. In OKLCH its lightness is 25%, its chroma 0.062 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.043 away. White text reads best on it, at 16.42:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.27:1 |
| White text | 16.42:1 |
Values
| HEX | #25193A |
| RGB | rgb(37, 25, 58) |
| HSL | hsl(262, 40%, 16%) |
| OKLCH | oklch(24.7% 0.062 298.6) |
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 #25193A | 16.42:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #25193A | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #25193A text on white | 16.42:1 | AAA | Lc 103.3 | Preferred for body text |
| #25193A text on black | 1.27:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DCD4F1
oklch(88.5% 0.04 298.2)
-
Step 300
300
#C6B7EA
oklch(80.9% 0.073 298.2)
-
Step 400
400
#AA90E0
oklch(70.7% 0.117 298.3)
-
Step 500
500
#9672D7
oklch(63.1% 0.15 298.4)
-
Step 600
600
#8158C4
oklch(55.5% 0.163 298.5)
-
Step 700
700
#6D48A9
oklch(49.1% 0.15 298.3)
-
Step 800
800
#593B89
oklch(42.6% 0.126 298.7)
-
Step 900
900
#49346E
oklch(37.8% 0.097 298.3)
-
Step 950
950 (this color)
#25193A
oklch(24.7% 0.062 298.6)
#25193A 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) | #0E1F3B | 0.040 |
| Deuteranopia (no green cones) | #111F39 | 0.038 |
| Tritanopia (no blue cones) | #211F26 | 0.048 |
| Achromatopsia (no color) | #1F1F1F | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25193A
#25193A
oklch(24.7% 0.062 298.6)
- #1E2400
#1E2400
oklch(24.6% 0.058 118.6)
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 #25193A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.043
- Dark #1B2431 ΔE 0.046
- Dark Purple #35063E ΔE 0.053
- Eggplant #380835 ΔE 0.054
- Rich Black #0D1B2A ΔE 0.054
- Midnight Purple #280137 ΔE 0.058
- Jet #212529 ΔE 0.058
- Very Dark Purple #2A0134 ΔE 0.059
Use #25193A 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.