#863531
Closest named color: Red Brown (#8B2E16). oklch(44.1% 0.112 25.6), rgb(134, 53, 49).
Aa
White text reads best on this color (8.17:1).
About this color
#863531 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.112 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.028 away. White text reads best on it, at 8.17:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.56:1 |
| White text | 8.17:1 |
Values
| HEX | #863531 |
| RGB | rgb(134, 53, 49) |
| HSL | hsl(3, 46%, 36%) |
| OKLCH | oklch(44.1% 0.112 25.6) |
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 #863531 | 8.17:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #863531 | 2.56:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #863531 text on white | 8.17:1 | AAA | Lc 87.7 | Fine for body text |
| #863531 text on black | 2.56:1 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E5E3
oklch(93.5% 0.019 25.6)
-
Step 200
200
#F1D0CD
oklch(88.5% 0.037 24)
-
Step 300
300
#E8B1AB
oklch(80.9% 0.065 25.7)
-
Step 400
400
#DA867F
oklch(70.6% 0.105 25.2)
-
Step 500
500
#CE655E
oklch(63% 0.134 25.5)
-
Step 600
600
#B94A45
oklch(55.6% 0.145 25.5)
-
Step 700
700
#9F3A36
oklch(49% 0.135 25.6)
-
Step 800
800 (this color)
#863531
oklch(44.1% 0.112 25.6)
-
Step 900
900
#682C28
oklch(37.6% 0.087 25.9)
-
Step 950
950
#3D1A18
oklch(26.8% 0.055 24.8)
#863531 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) | #494430 | 0.119 |
| Deuteranopia (no green cones) | #5E562F | 0.110 |
| Tritanopia (no blue cones) | #932635 | 0.036 |
| Achromatopsia (no color) | #4F4F4F | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #863531
#863531
oklch(44.1% 0.112 25.6)
- #005E67
#005E67
oklch(44% 0.075 206.2)
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 #863531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.028
- Rust Brown #8B3103 ΔE 0.039
- Brown Red #922B05 ΔE 0.041
- Auburn #9B2226 ΔE 0.046
- Brownish Purple #76424E ΔE 0.050
- Brick Red #8F1402 ΔE 0.054
- Brick #A03623 ΔE 0.056
- Saddle Brown #8B4513 ΔE 0.057
Use #863531 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.