#813237
Closest named color: Red Brown (#8B2E16). oklch(43% 0.109 19.2), rgb(129, 50, 55).
Aa
White text reads best on this color (8.58:1).
About this color
#813237 is a dark, moderately saturated red. In OKLCH its lightness is 43%, its chroma 0.109 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.041 away. White text reads best on it, at 8.58:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.44:1 |
| White text | 8.58:1 |
Values
| HEX | #813237 |
| RGB | rgb(129, 50, 55) |
| HSL | hsl(356, 44%, 35%) |
| OKLCH | oklch(43% 0.109 19.2) |
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 #813237 | 8.58:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #813237 | 2.44:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #813237 text on white | 8.58:1 | AAA | Lc 88.9 | Fine for body text |
| #813237 text on black | 2.44:1 | Fails | Lc -13.3 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#F0D0D0
oklch(88.4% 0.036 17.9)
-
Step 300
300
#E7B1B0
oklch(80.9% 0.063 19.8)
-
Step 400
400
#D98687
oklch(70.7% 0.102 19.2)
-
Step 500
500
#CC6569
oklch(63% 0.131 19.1)
-
Step 600
600
#B84A51
oklch(55.7% 0.143 19.2)
-
Step 700
700
#9E3B42
oklch(49.2% 0.132 19.2)
-
Step 800
800 (this color)
#813237
oklch(43% 0.109 19.2)
-
Step 900
900
#672C2F
oklch(37.6% 0.085 19)
-
Step 950
950
#3D1A1C
oklch(26.9% 0.055 17.9)
#813237 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) | #454237 | 0.118 |
| Deuteranopia (no green cones) | #595235 | 0.109 |
| Tritanopia (no blue cones) | #8D2534 | 0.030 |
| Achromatopsia (no color) | #4C4C4C | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #813237
#813237
oklch(43% 0.109 19.2)
- #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 #813237, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.041
- Brownish Purple #76424E ΔE 0.045
- Rust Brown #8B3103 ΔE 0.052
- Purple Brown #673A3F ΔE 0.052
- Brown Red #922B05 ΔE 0.055
- Auburn #9B2226 ΔE 0.055
- Brick Red #8F1402 ΔE 0.058
- Red Wine #8C0034 ΔE 0.061
Use #813237 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.