#863729
Closest named color: Red Brown (#8B2E16). oklch(44.3% 0.112 32), rgb(134, 55, 41).
Aa
White text reads best on this color (8.10:1).
About this color
#863729 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.112 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.022 away. White text reads best on it, at 8.10:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.59:1 |
| White text | 8.10:1 |
Values
| HEX | #863729 |
| RGB | rgb(134, 55, 41) |
| HSL | hsl(9, 53%, 34%) |
| OKLCH | oklch(44.3% 0.112 32) |
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 #863729 | 8.10:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #863729 | 2.59:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #863729 text on white | 8.10:1 | AAA | Lc 87.4 | Fine for body text |
| #863729 text on black | 2.59:1 | Fails | Lc -14.7 | 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
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#F0D1CA
oklch(88.5% 0.036 32.8)
-
Step 300
300
#E8B2A6
oklch(81% 0.066 32.8)
-
Step 400
400
#DA8877
oklch(70.8% 0.104 32.4)
-
Step 500
500
#CD6754
oklch(63% 0.133 32)
-
Step 600
600
#B94C39
oklch(55.7% 0.145 31.9)
-
Step 700
700
#9F3C2B
oklch(49.1% 0.135 31.9)
-
Step 800
800 (this color)
#863729
oklch(44.3% 0.112 32)
-
Step 900
900
#682D23
oklch(37.7% 0.087 31.3)
-
Step 950
950
#3D1B15
oklch(27% 0.055 31.3)
#863729 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) | #4C4527 | 0.114 |
| Deuteranopia (no green cones) | #5F5627 | 0.106 |
| Tritanopia (no blue cones) | #932734 | 0.043 |
| Achromatopsia (no color) | #505050 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #863729
#863729
oklch(44.3% 0.112 32)
- #005E6C
#005E6C
oklch(44.2% 0.077 212.2)
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 #863729, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.022
- Rust Brown #8B3103 ΔE 0.029
- Brown Red #922B05 ΔE 0.035
- Saddle Brown #8B4513 ΔE 0.046
- Auburn #9B2226 ΔE 0.049
- Brick #A03623 ΔE 0.053
- Brick Red #8F1402 ΔE 0.053
- Burnt Red #9F2305 ΔE 0.055
Use #863729 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.