#5B2F0A
Closest named color: Chestnut (#742802). oklch(35.6% 0.08 55.2), rgb(91, 47, 10).
Aa
White text reads best on this color (11.31:1).
About this color
#5B2F0A is a dark, moderately saturated brown. In OKLCH its lightness is 36%, its chroma 0.080 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.052 away. White text reads best on it, at 11.31:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.85:1 |
| White text | 11.31:1 |
Values
| HEX | #5B2F0A |
| RGB | rgb(91, 47, 10) |
| HSL | hsl(27, 80%, 20%) |
| OKLCH | oklch(35.6% 0.08 55.2) |
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 #5B2F0A | 11.31:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #5B2F0A | 1.85:1 | Fails | Lc 8.1 | Not readable |
| #5B2F0A text on white | 11.31:1 | AAA | Lc 95.8 | Preferred for body text |
| #5B2F0A text on black | 1.85:1 | Fails | Lc 0.0 | 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
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DF
oklch(93.6% 0.018 54)
-
Step 200
200
#EBD4C5
oklch(88.5% 0.033 55.3)
-
Step 300
300
#E0B79C
oklch(80.9% 0.06 55.1)
-
Step 400
400
#CF9165
oklch(70.8% 0.096 55.9)
-
Step 500
500
#C17339
oklch(63% 0.122 54.8)
-
Step 600
600
#AC5A0D
oklch(55.5% 0.132 55.2)
-
Step 700
700
#934A00
oklch(49.1% 0.121 55.1)
-
Step 800
800
#783D05
oklch(42.7% 0.102 55.5)
-
Step 900
900 (this color)
#5B2F0A
oklch(35.6% 0.08 55.2)
-
Step 950
950
#391F0C
oklch(27% 0.05 54.8)
#5B2F0A 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) | #3C3405 | 0.064 |
| Deuteranopia (no green cones) | #473E0A | 0.056 |
| Tritanopia (no blue cones) | #642528 | 0.053 |
| Achromatopsia (no color) | #3A3A3A | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2F0A
#5B2F0A
oklch(35.6% 0.08 55.2)
- #00415E
#00415E
oklch(35.5% 0.076 236)
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 #5B2F0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.052
- Reddy Brown #6E1005 ΔE 0.066
- Mud Brown #60460F ΔE 0.066
- Purple Brown #673A3F ΔE 0.073
- Dark Olive #373E02 ΔE 0.081
- Blood #770001 ΔE 0.083
- Claret #680018 ΔE 0.087
- Chocolate Brown #411900 ΔE 0.087
Use #5B2F0A 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.