#863721
Closest named color: Red Brown (#8B2E16). oklch(44.2% 0.114 36.4), rgb(134, 55, 33).
Aa
White text reads best on this color (8.13:1).
About this color
#863721 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.114 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.018 away. White text reads best on it, at 8.13:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.58:1 |
| White text | 8.13:1 |
Values
| HEX | #863721 |
| RGB | rgb(134, 55, 33) |
| HSL | hsl(13, 60%, 33%) |
| OKLCH | oklch(44.2% 0.114 36.4) |
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 #863721 | 8.13:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #863721 | 2.58:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #863721 text on white | 8.13:1 | AAA | Lc 87.5 | Fine for body text |
| #863721 text on black | 2.58:1 | Fails | Lc -14.6 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D1C8
oklch(88.4% 0.037 36.8)
-
Step 300
300
#E8B2A3
oklch(80.9% 0.067 36.1)
-
Step 400
400
#DA8871
oklch(70.7% 0.107 36.4)
-
Step 500
500
#CE684B
oklch(63.2% 0.136 36.8)
-
Step 600
600
#B94C2E
oklch(55.5% 0.148 36.2)
-
Step 700
700
#9F3C20
oklch(49% 0.138 36.3)
-
Step 800
800 (this color)
#863721
oklch(44.2% 0.114 36.4)
-
Step 900
900
#682D1D
oklch(37.6% 0.089 36.1)
-
Step 950
950
#3D1B12
oklch(26.9% 0.056 35.8)
#863721 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) | #4D451E | 0.113 |
| Deuteranopia (no green cones) | #60561F | 0.104 |
| Tritanopia (no blue cones) | #932632 | 0.048 |
| Achromatopsia (no color) | #4F4F4F | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #863721
#863721
oklch(44.2% 0.114 36.4)
- #005D6F
#005D6F
oklch(44.1% 0.079 216.9)
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 #863721, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.018
- Rust Brown #8B3103 ΔE 0.021
- Brown Red #922B05 ΔE 0.030
- Saddle Brown #8B4513 ΔE 0.041
- Brick Red #8F1402 ΔE 0.052
- Auburn #9B2226 ΔE 0.052
- Brick #A03623 ΔE 0.053
- Burnt Red #9F2305 ΔE 0.053
Use #863721 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.