#902B1F
Closest named color: Red Brown (#8B2E16). oklch(44.2% 0.138 30.2), rgb(144, 43, 31).
Aa
White text reads best on this color (8.23:1).
About this color
#902B1F is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.138 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.015 away. White text reads best on it, at 8.23:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.138) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.55:1 |
| White text | 8.23:1 |
Values
| HEX | #902B1F |
| RGB | rgb(144, 43, 31) |
| HSL | hsl(6, 65%, 34%) |
| OKLCH | oklch(44.2% 0.138 30.2) |
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 #902B1F | 8.23:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #902B1F | 2.55:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #902B1F text on white | 8.23:1 | AAA | Lc 87.4 | Fine for body text |
| #902B1F text on black | 2.55:1 | Fails | Lc -14.7 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E1
oklch(93.7% 0.023 31.1)
-
Step 200
200
#F5CFC8
oklch(88.5% 0.044 30.2)
-
Step 300
300
#F0AEA2
oklch(81% 0.08 30.5)
-
Step 400
400
#E6806F
oklch(70.8% 0.129 30.6)
-
Step 500
500
#DB5A49
oklch(63% 0.165 29.9)
-
Step 600
600
#C63B2A
oklch(55.6% 0.179 30.4)
-
Step 700
700
#AB2B1D
oklch(49.1% 0.167 30.2)
-
Step 800
800 (this color)
#902B1F
oklch(44.2% 0.138 30.2)
-
Step 900
900
#70251C
oklch(37.7% 0.108 29.8)
-
Step 950
950
#421711
oklch(27% 0.068 30.2)
#902B1F 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) | #48411D | 0.146 |
| Deuteranopia (no green cones) | #61571B | 0.134 |
| Tritanopia (no blue cones) | #9F0929 | 0.047 |
| Achromatopsia (no color) | #4F4F4F | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #902B1F
#902B1F
oklch(44.2% 0.138 30.2)
- #005E6B
#005E6B
oklch(44.2% 0.077 211)
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 #902B1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.015
- Brown Red #922B05 ΔE 0.018
- Auburn #9B2226 ΔE 0.026
- Rust Brown #8B3103 ΔE 0.027
- Burnt Red #9F2305 ΔE 0.032
- Brick Red #8F1402 ΔE 0.033
- Deep Red #9A0200 ΔE 0.040
- Blood Red #980002 ΔE 0.040
Use #902B1F 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.