#25152F
Closest named color: Rich Black (#0D1B2A). oklch(23.1% 0.053 311.2), rgb(37, 21, 47).
Aa
White text reads best on this color (17.11:1).
About this color
#25152F is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.053 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.048 away. White text reads best on it, at 17.11:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.11:1 |
Values
| HEX | #25152F |
| RGB | rgb(37, 21, 47) |
| HSL | hsl(277, 38%, 13%) |
| OKLCH | oklch(23.1% 0.053 311.2) |
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 #25152F | 17.11:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #25152F | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #25152F text on white | 17.11:1 | AAA | Lc 103.9 | Preferred for body text |
| #25152F text on black | 1.22:1 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE7F3
oklch(93.7% 0.018 311.6)
-
Step 200
200
#E1D3EA
oklch(88.5% 0.035 312.4)
-
Step 300
300
#CEB6DF
oklch(81% 0.062 311.2)
-
Step 400
400
#B58FCF
oklch(70.8% 0.1 311)
-
Step 500
500
#A271C2
oklch(63% 0.129 311)
-
Step 600
600
#8D58AE
oklch(55.5% 0.139 311.1)
-
Step 700
700
#784896
oklch(49.1% 0.129 310.9)
-
Step 800
800
#623B79
oklch(42.6% 0.107 311.7)
-
Step 900
900
#503362
oklch(37.7% 0.085 311.4)
-
Step 950
950 (this color)
#25152F
oklch(23.1% 0.053 311.2)
#25152F 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) | #0F1B30 | 0.043 |
| Deuteranopia (no green cones) | #141C2E | 0.038 |
| Tritanopia (no blue cones) | #24191F | 0.038 |
| Achromatopsia (no color) | #1C1C1C | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25152F
#25152F
oklch(23.1% 0.053 311.2)
- #142205
#142205
oklch(23.1% 0.053 131)
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 #25152F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.048
- Dark #1B2431 ΔE 0.051
- Eggplant #380835 ΔE 0.051
- Very Dark Purple #2A0134 ΔE 0.051
- Midnight Purple #280137 ΔE 0.053
- Dark Purple #35063E ΔE 0.055
- Oxford Blue #1B263B ΔE 0.056
- Jet #212529 ΔE 0.058
Use #25152F 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.