#83373B
Closest named color: Brownish Purple (#76424E). oklch(44.1% 0.105 19.2), rgb(131, 55, 59).
Aa
White text reads best on this color (8.15:1).
About this color
#83373B is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.105 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.038 away. White text reads best on it, at 8.15:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.105) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.57:1 |
| White text | 8.15:1 |
Values
| HEX | #83373B |
| RGB | rgb(131, 55, 59) |
| HSL | hsl(357, 41%, 36%) |
| OKLCH | oklch(44.1% 0.105 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 #83373B | 8.15:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #83373B | 2.57:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #83373B text on white | 8.15:1 | AAA | Lc 87.7 | Fine for body text |
| #83373B text on black | 2.57:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#EFD1D0
oklch(88.5% 0.034 20.1)
-
Step 300
300
#E6B1B1
oklch(80.9% 0.062 18.5)
-
Step 400
400
#D78788
oklch(70.7% 0.099 19)
-
Step 500
500
#CA676B
oklch(63.1% 0.126 18.8)
-
Step 600
600
#B54C52
oklch(55.5% 0.137 19.2)
-
Step 700
700
#9C3D43
oklch(49.2% 0.127 19.3)
-
Step 800
800 (this color)
#83373B
oklch(44.1% 0.105 19.2)
-
Step 900
900
#662D30
oklch(37.6% 0.082 18.6)
-
Step 950
950
#3C1B1C
oklch(27% 0.052 19.2)
#83373B 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) | #49453B | 0.112 |
| Deuteranopia (no green cones) | #5C5539 | 0.104 |
| Tritanopia (no blue cones) | #8F2B39 | 0.030 |
| Achromatopsia (no color) | #4F4F4F | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83373B
#83373B
oklch(44.1% 0.105 19.2)
- #005F63
#005F63
oklch(44.1% 0.075 199.8)
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 #83373B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.038
- Red Brown #8B2E16 ΔE 0.042
- Rust Brown #8B3103 ΔE 0.053
- Auburn #9B2226 ΔE 0.055
- Brown Red #922B05 ΔE 0.055
- Purple Brown #673A3F ΔE 0.055
- Brick #A03623 ΔE 0.065
- Brick Red #8F1402 ΔE 0.065
Use #83373B 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.