#5F331B
Closest named color: Chestnut (#742802). oklch(37.2% 0.073 47.9), rgb(95, 51, 27).
Aa
White text reads best on this color (10.62:1).
About this color
#5F331B is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.073 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.046 away. White text reads best on it, at 10.62:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #5F331B |
| RGB | rgb(95, 51, 27) |
| HSL | hsl(21, 56%, 24%) |
| OKLCH | oklch(37.2% 0.073 47.9) |
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 #5F331B | 10.62:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #5F331B | 1.97:1 | Fails | Lc 9.5 | Not readable |
| #5F331B text on white | 10.62:1 | AAA | Lc 94.4 | Preferred for body text |
| #5F331B text on black | 1.97:1 | Fails | Lc -8.2 | 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 900.
-
Step 50
50
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EBD4C8
oklch(88.6% 0.03 49.4)
-
Step 300
300
#DFB7A2
oklch(80.9% 0.055 49.2)
-
Step 400
400
#CE9070
oklch(70.7% 0.088 48.2)
-
Step 500
500
#C0734A
oklch(63.1% 0.112 47.9)
-
Step 600
600
#AB5A2C
oklch(55.6% 0.121 47.9)
-
Step 700
700
#93491E
oklch(49.1% 0.114 47.7)
-
Step 800
800
#773D1B
oklch(42.7% 0.093 48.5)
-
Step 900
900 (this color)
#5F331B
oklch(37.2% 0.073 47.9)
-
Step 950
950
#391F11
oklch(27% 0.047 48.2)
#5F331B 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) | #3F3819 | 0.064 |
| Deuteranopia (no green cones) | #4A421B | 0.057 |
| Tritanopia (no blue cones) | #682A2D | 0.043 |
| Achromatopsia (no color) | #3E3E3E | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F331B
#5F331B
oklch(37.2% 0.073 47.9)
- #00475E
#00475E
oklch(37.2% 0.072 227.9)
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 #5F331B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.046
- Purple Brown #673A3F ΔE 0.053
- Mud Brown #60460F ΔE 0.059
- Reddy Brown #6E1005 ΔE 0.067
- Charcoal Grey #3C4142 ΔE 0.080
- Blood #770001 ΔE 0.082
- Claret #680018 ΔE 0.088
- Green Brown #544E03 ΔE 0.089
Use #5F331B 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.