#83641B
Closest named color: Muddy Brown (#886806). oklch(52.1% 0.096 84.3), rgb(131, 100, 27).
Aa
White text reads best on this color (5.52:1).
About this color
#83641B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 52%, its chroma 0.096 and its hue 84°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Brown (#886806), ΔE 0.018 away. White text reads best on it, at 5.52:1.
| Hue family | Browns |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Muddy Brown (#886806) |
| Black text | 3.80:1 |
| White text | 5.52:1 |
Values
| HEX | #83641B |
| RGB | rgb(131, 100, 27) |
| HSL | hsl(42, 66%, 31%) |
| OKLCH | oklch(52.1% 0.096 84.3) |
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 #83641B | 5.52:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #83641B | 3.80:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #83641B text on white | 5.52:1 | AA | Lc 77.4 | Fine for body text |
| #83641B text on black | 3.80:1 | AA large text | Lc -24.3 | 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 700.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9E0
oklch(93.5% 0.013 82.4)
-
Step 200
200
#E1D8C6
oklch(88.5% 0.026 84.6)
-
Step 300
300
#CFBF9F
oklch(81% 0.047 84.5)
-
Step 400
400
#B69D6A
oklch(70.6% 0.074 84.5)
-
Step 500
500
#A48541
oklch(63.2% 0.095 84.9)
-
Step 600
600
#8F6D1D
oklch(55.5% 0.103 84.1)
-
Step 700
700 (this color)
#83641B
oklch(52.1% 0.096 84.3)
-
Step 800
800
#634B11
oklch(42.7% 0.079 84.7)
-
Step 900
900
#513F16
oklch(37.8% 0.062 85)
-
Step 950
950
#2F250E
oklch(27% 0.04 86.1)
#83641B 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) | #71640E | 0.034 |
| Deuteranopia (no green cones) | #796C1F | 0.026 |
| Tritanopia (no blue cones) | #8F5A56 | 0.086 |
| Achromatopsia (no color) | #696969 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83641B
#83641B
oklch(52.1% 0.096 84.3)
- #4D68A1
#4D68A1
oklch(52.2% 0.096 264.1)
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 #83641B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Brown #886806 ΔE 0.018
- Dirt Brown #836539 ΔE 0.027
- Mud #735C12 ΔE 0.038
- Raw Sienna #9A6200 ΔE 0.040
- Brown Green #706C11 ΔE 0.040
- Browny Green #6F6C0A ΔE 0.043
- Sepia #985E2B ΔE 0.045
- Dirt #8A6E45 ΔE 0.046
Use #83641B 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.