#902939
Closest named color: Auburn (#9B2226). oklch(44.5% 0.137 16), rgb(144, 41, 57).
Aa
White text reads best on this color (8.19:1).
About this color
#902939 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.137 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.031 away. White text reads best on it, at 8.19:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.137) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.56:1 |
| White text | 8.19:1 |
Values
| HEX | #902939 |
| RGB | rgb(144, 41, 57) |
| HSL | hsl(351, 56%, 36%) |
| OKLCH | oklch(44.5% 0.137 16) |
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 #902939 | 8.19:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #902939 | 2.56:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #902939 text on white | 8.19:1 | AAA | Lc 87.3 | Fine for body text |
| #902939 text on black | 2.56:1 | Fails | Lc -14.8 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E4
oklch(93.6% 0.023 17.6)
-
Step 200
200
#F5CECF
oklch(88.5% 0.044 16.3)
-
Step 300
300
#F0ACAF
oklch(80.9% 0.08 16.1)
-
Step 400
400
#E57D85
oklch(70.7% 0.128 16)
-
Step 500
500
#DA5767
oklch(63% 0.164 15.8)
-
Step 600
600
#C5374E
oklch(55.5% 0.178 16.2)
-
Step 700
700
#AA273F
oklch(49.1% 0.166 16)
-
Step 800
800 (this color)
#902939
oklch(44.5% 0.137 16)
-
Step 900
900
#6F232E
oklch(37.6% 0.107 15.4)
-
Step 950
950
#42161B
oklch(27.1% 0.068 16)
#902939 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) | #444139 | 0.151 |
| Deuteranopia (no green cones) | #5E5736 | 0.140 |
| Tritanopia (no blue cones) | #9E0F30 | 0.035 |
| Achromatopsia (no color) | #4F4F4F | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #902939
#902939
oklch(44.5% 0.137 16)
- #006061
#006061
oklch(44.3% 0.076 196)
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 #902939, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.031
- Cranberry #9E003A ΔE 0.043
- Red Brown #8B2E16 ΔE 0.046
- Red Wine #8C0034 ΔE 0.046
- Carmine #9D0216 ΔE 0.047
- Berry #990F4B ΔE 0.048
- Brown #A52A2A ΔE 0.049
- Purple Red #990147 ΔE 0.051
Use #902939 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.