#863B0B
Closest named color: Rust Brown (#8B3103). oklch(44.6% 0.117 47), rgb(134, 59, 11).
Aa
White text reads best on this color (7.94:1).
About this color
#863B0B is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.117 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.021 away. White text reads best on it, at 7.94:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.117) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.64:1 |
| White text | 7.94:1 |
Values
| HEX | #863B0B |
| RGB | rgb(134, 59, 11) |
| HSL | hsl(23, 85%, 28%) |
| OKLCH | oklch(44.6% 0.117 47) |
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 #863B0B | 7.94:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #863B0B | 2.64:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #863B0B text on white | 7.94:1 | AAA | Lc 86.9 | Fine for body text |
| #863B0B text on black | 2.64:1 | Fails | Lc -15.2 | Dividers and decoration only |
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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#EFD2C4
oklch(88.4% 0.038 47.4)
-
Step 300
300
#E6B49B
oklch(80.9% 0.068 47.9)
-
Step 400
400
#D88B64
oklch(70.7% 0.108 47.3)
-
Step 500
500
#CC6B36
oklch(63.1% 0.14 47.1)
-
Step 600
600
#B75006
oklch(55.5% 0.151 47)
-
Step 700
700
#9C4200
oklch(49.2% 0.136 47)
-
Step 800
800 (this color)
#863B0B
oklch(44.6% 0.117 47)
-
Step 900
900
#672F0F
oklch(37.6% 0.091 46.8)
-
Step 950
950
#3D1C0B
oklch(27% 0.058 46.2)
#863B0B 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) | #514602 | 0.106 |
| Deuteranopia (no green cones) | #635708 | 0.095 |
| Tritanopia (no blue cones) | #942932 | 0.064 |
| Achromatopsia (no color) | #515151 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #863B0B
#863B0B
oklch(44.6% 0.117 47)
- #005D79
#005D79
oklch(44.6% 0.086 227)
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 #863B0B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.021
- Saddle Brown #8B4513 ΔE 0.026
- Red Brown #8B2E16 ΔE 0.031
- Brown Red #922B05 ΔE 0.036
- Milk Chocolate #7F4E1E ΔE 0.045
- Russet #A13905 ΔE 0.054
- Medium Brown #7F5112 ΔE 0.054
- Brick #A03623 ΔE 0.058
Use #863B0B 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.