#90282B
Closest named color: Auburn (#9B2226). oklch(44.1% 0.139 23.5), rgb(144, 40, 43).
Aa
White text reads best on this color (8.31:1).
About this color
#90282B is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.139 and its hue 23°. 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 8.31:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.139) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.52:1 |
| White text | 8.31:1 |
Values
| HEX | #90282B |
| RGB | rgb(144, 40, 43) |
| HSL | hsl(358, 57%, 36%) |
| OKLCH | oklch(44.1% 0.139 23.5) |
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 #90282B | 8.31:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #90282B | 2.52:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #90282B text on white | 8.31:1 | AAA | Lc 87.6 | Fine for body text |
| #90282B 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
#F6CECB
oklch(88.5% 0.046 23.1)
-
Step 300
300
#F1ACA8
oklch(80.9% 0.082 22.8)
-
Step 400
400
#E67E79
oklch(70.7% 0.129 23.8)
-
Step 500
500
#DC5857
oklch(63.2% 0.166 23.5)
-
Step 600
600
#C7373C
oklch(55.6% 0.181 23.6)
-
Step 700
700
#AC272F
oklch(49.1% 0.169 23.2)
-
Step 800
800 (this color)
#90282B
oklch(44.1% 0.139 23.5)
-
Step 900
900
#702424
oklch(37.7% 0.108 23.9)
-
Step 950
950
#421616
oklch(27% 0.069 22.8)
#90282B 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) | #45402A | 0.151 |
| Deuteranopia (no green cones) | #5F5628 | 0.138 |
| Tritanopia (no blue cones) | #9E052A | 0.039 |
| Achromatopsia (no color) | #4E4E4E | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90282B
#90282B
oklch(44.1% 0.139 23.5)
- #005F65
#005F65
oklch(44.2% 0.075 202.3)
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 #90282B, 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 0.029
- Brown Red #922B05 ΔE 0.034
- Brick Red #8F1402 ΔE 0.037
- Carmine #9D0216 ΔE 0.038
- Burnt Red #9F2305 ΔE 0.041
- Blood Red #980002 ΔE 0.041
- Deep Red #9A0200 ΔE 0.041
Use #90282B 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.