#902829
Closest named color: Auburn (#9B2226). oklch(44.1% 0.139 24.5), rgb(144, 40, 41).
Aa
White text reads best on this color (8.32:1).
About this color
#902829 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.139 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.022 away. White text reads best on it, at 8.32:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.139) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.52:1 |
| White text | 8.32:1 |
Values
| HEX | #902829 |
| RGB | rgb(144, 40, 41) |
| HSL | hsl(359, 57%, 36%) |
| OKLCH | oklch(44.1% 0.139 24.5) |
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 #902829 | 8.32:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #902829 | 2.52:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #902829 text on white | 8.32:1 | AAA | Lc 87.7 | Fine for body text |
| #902829 text on black | 2.52:1 | Fails | Lc -14.5 | 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
#F9E4E2
oklch(93.5% 0.023 24.1)
-
Step 200
200
#F6CECA
oklch(88.4% 0.046 24.8)
-
Step 300
300
#F1ACA7
oklch(80.8% 0.082 23.7)
-
Step 400
400
#E77E78
oklch(70.8% 0.131 24.3)
-
Step 500
500
#DC5855
oklch(63.1% 0.166 24.4)
-
Step 600
600
#C7373A
oklch(55.5% 0.181 24.3)
-
Step 700
700
#AC282C
oklch(49.2% 0.168 24.6)
-
Step 800
800 (this color)
#902829
oklch(44.1% 0.139 24.5)
-
Step 900
900
#702423
oklch(37.7% 0.108 24.6)
-
Step 950
950
#421615
oklch(27% 0.069 24.1)
#902829 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) | #454028 | 0.151 |
| Deuteranopia (no green cones) | #5F5626 | 0.138 |
| Tritanopia (no blue cones) | #9F042A | 0.041 |
| Achromatopsia (no color) | #4E4E4E | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #902829
#902829
oklch(44.1% 0.139 24.5)
- #005E66
#005E66
oklch(44% 0.075 204.9)
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 #902829, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.022
- Red Brown #8B2E16 ΔE 0.027
- Brown Red #922B05 ΔE 0.032
- Brick Red #8F1402 ΔE 0.035
- Carmine #9D0216 ΔE 0.038
- Burnt Red #9F2305 ΔE 0.039
- Blood Red #980002 ΔE 0.040
- Deep Red #9A0200 ΔE 0.040
Use #902829 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.