#8B2531
Closest named color: Auburn (#9B2226). oklch(43% 0.136 18.7), rgb(139, 37, 49).
Aa
White text reads best on this color (8.72:1).
About this color
#8B2531 is a dark, moderately saturated red. In OKLCH its lightness is 43%, its chroma 0.136 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.035 away. White text reads best on it, at 8.72:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.136) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #8B2531 |
| RGB | rgb(139, 37, 49) |
| HSL | hsl(353, 58%, 35%) |
| OKLCH | oklch(43% 0.136 18.7) |
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 #8B2531 | 8.72:1 | AAA | Lc -93.4 | Preferred for body text |
| Black text on #8B2531 | 2.40:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #8B2531 text on white | 8.72:1 | AAA | Lc 88.8 | Fine for body text |
| #8B2531 text on black | 2.40:1 | Fails | Lc -13.4 | 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
#F5CECE
oklch(88.5% 0.044 18)
-
Step 300
300
#F0ACAD
oklch(80.9% 0.08 18)
-
Step 400
400
#E57E81
oklch(70.8% 0.127 19)
-
Step 500
500
#DA5862
oklch(63.1% 0.163 18.5)
-
Step 600
600
#C53849
oklch(55.5% 0.177 18.5)
-
Step 700
700
#AA293A
oklch(49.1% 0.164 18.8)
-
Step 800
800 (this color)
#8B2531
oklch(43% 0.136 18.7)
-
Step 900
900
#6F242B
oklch(37.7% 0.106 18.4)
-
Step 950
950
#411619
oklch(26.9% 0.067 18.6)
#8B2531 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) | #413D31 | 0.149 |
| Deuteranopia (no green cones) | #5B532E | 0.137 |
| Tritanopia (no blue cones) | #99052A | 0.035 |
| Achromatopsia (no color) | #4B4B4B | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B2531
#8B2531
oklch(43% 0.136 18.7)
- #005C5F
#005C5F
oklch(43.1% 0.073 198.7)
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 #8B2531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.035
- Red Brown #8B2E16 ΔE 0.039
- Red Wine #8C0034 ΔE 0.040
- Brick Red #8F1402 ΔE 0.041
- Carmine #9D0216 ΔE 0.045
- Blood Red #980002 ΔE 0.047
- Brown Red #922B05 ΔE 0.048
- Cranberry #9E003A ΔE 0.049
Use #8B2531 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.