#902428
Closest named color: Auburn (#9B2226). oklch(43.6% 0.143 23.6), rgb(144, 36, 40).
Aa
White text reads best on this color (8.50:1).
About this color
#902428 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.143 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.023 away. White text reads best on it, at 8.50:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.46:1 |
| White text | 8.50:1 |
Values
| HEX | #902428 |
| RGB | rgb(144, 36, 40) |
| HSL | hsl(358, 60%, 35%) |
| OKLCH | oklch(43.6% 0.143 23.6) |
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 #902428 | 8.50:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #902428 | 2.46:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #902428 text on white | 8.50:1 | AAA | Lc 88.1 | Fine for body text |
| #902428 text on black | 2.46:1 | Fails | Lc -14.1 | 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 800.
-
Step 50
50
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E2
oklch(93.6% 0.024 23.9)
-
Step 200
200
#F7CECA
oklch(88.5% 0.047 24.6)
-
Step 300
300
#F2ACA7
oklch(80.9% 0.083 23.6)
-
Step 400
400
#E87C78
oklch(70.6% 0.134 23.3)
-
Step 500
500
#DE5555
oklch(63% 0.172 23.4)
-
Step 600
600
#C9333A
oklch(55.5% 0.186 23.5)
-
Step 700
700
#AE242C
oklch(49.2% 0.173 23.8)
-
Step 800
800 (this color)
#902428
oklch(43.6% 0.143 23.6)
-
Step 900
900
#712223
oklch(37.6% 0.111 23.5)
-
Step 950
950
#431515
oklch(27% 0.072 23.2)
#902428 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) | #433E27 | 0.156 |
| Deuteranopia (no green cones) | #5E5524 | 0.143 |
| Tritanopia (no blue cones) | #9F0027 | 0.038 |
| Achromatopsia (no color) | #4D4D4D | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #902428
#902428
oklch(43.6% 0.143 23.6)
- #005D64
#005D64
oklch(43.6% 0.074 203.7)
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 #902428, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.023
- Red Brown #8B2E16 ΔE 0.030
- Brick Red #8F1402 ΔE 0.032
- Carmine #9D0216 ΔE 0.034
- Brown Red #922B05 ΔE 0.035
- Blood Red #980002 ΔE 0.036
- Deep Red #9A0200 ΔE 0.037
- Burnt Red #9F2305 ΔE 0.041
Use #902428 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.