#863337
Closest named color: Red Brown (#8B2E16). oklch(44% 0.114 20.2), rgb(134, 51, 55).
Aa
White text reads best on this color (8.26:1).
About this color
#863337 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.114 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.037 away. White text reads best on it, at 8.26:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.54:1 |
| White text | 8.26:1 |
Values
| HEX | #863337 |
| RGB | rgb(134, 51, 55) |
| HSL | hsl(357, 45%, 36%) |
| OKLCH | oklch(44% 0.114 20.2) |
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 #863337 | 8.26:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #863337 | 2.54:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #863337 text on white | 8.26:1 | AAA | Lc 87.9 | Fine for body text |
| #863337 text on black | 2.54:1 | Fails | Lc -14.3 | 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
#F7E5E4
oklch(93.6% 0.02 21.4)
-
Step 200
200
#F1D0CF
oklch(88.5% 0.037 19.9)
-
Step 300
300
#E9B0AF
oklch(80.9% 0.067 19.8)
-
Step 400
400
#DB8585
oklch(70.7% 0.106 20.1)
-
Step 500
500
#CF6366
oklch(63.1% 0.137 20.1)
-
Step 600
600
#BA484E
oklch(55.7% 0.147 20.2)
-
Step 700
700
#A0383E
oklch(49.1% 0.138 20.5)
-
Step 800
800 (this color)
#863337
oklch(44% 0.114 20.2)
-
Step 900
900
#692B2D
oklch(37.7% 0.089 20.4)
-
Step 950
950
#3E1A1B
oklch(27.1% 0.056 19.8)
#863337 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) | #474437 | 0.123 |
| Deuteranopia (no green cones) | #5C5535 | 0.114 |
| Tritanopia (no blue cones) | #932435 | 0.033 |
| Achromatopsia (no color) | #4E4E4E | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #863337
#863337
oklch(44% 0.114 20.2)
- #005E63
#005E63
oklch(43.8% 0.075 201.1)
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 #863337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.037
- Auburn #9B2226 ΔE 0.046
- Brownish Purple #76424E ΔE 0.047
- Rust Brown #8B3103 ΔE 0.048
- Brown Red #922B05 ΔE 0.049
- Brick Red #8F1402 ΔE 0.056
- Brick #A03623 ΔE 0.060
- Purple Brown #673A3F ΔE 0.062
Use #863337 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.