#5B301F
Closest named color: Chestnut (#742802). oklch(36.1% 0.069 41.9), rgb(91, 48, 31).
Aa
White text reads best on this color (11.12:1).
About this color
#5B301F is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.069 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.053 away. White text reads best on it, at 11.12:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.88:1 |
| White text | 11.12:1 |
Values
| HEX | #5B301F |
| RGB | rgb(91, 48, 31) |
| HSL | hsl(17, 49%, 24%) |
| OKLCH | oklch(36.1% 0.069 41.9) |
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 #5B301F | 11.12:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #5B301F | 1.88:1 | Fails | Lc 8.4 | Not readable |
| #5B301F text on white | 11.12:1 | AAA | Lc 95.4 | Preferred for body text |
| #5B301F text on black | 1.88:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EBD3CB
oklch(88.4% 0.029 39.3)
-
Step 300
300
#DFB6A7
oklch(80.9% 0.052 41.1)
-
Step 400
400
#CD9078
oklch(70.7% 0.082 42.3)
-
Step 500
500
#BF7355
oklch(63.2% 0.106 42.1)
-
Step 600
600
#AA5A3A
oklch(55.6% 0.114 41.9)
-
Step 700
700
#92492C
oklch(49.1% 0.107 41.6)
-
Step 800
800
#763D26
oklch(42.7% 0.087 42.1)
-
Step 900
900 (this color)
#5B301F
oklch(36.1% 0.069 41.9)
-
Step 950
950
#381F15
oklch(27% 0.043 42.4)
#5B301F 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) | #3B361D | 0.064 |
| Deuteranopia (no green cones) | #463F1E | 0.058 |
| Tritanopia (no blue cones) | #64282C | 0.037 |
| Achromatopsia (no color) | #3B3B3B | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B301F
#5B301F
oklch(36.1% 0.069 41.9)
- #004556
#004556
oklch(36.2% 0.066 221.1)
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 #5B301F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.053
- Purple Brown #673A3F ΔE 0.055
- Reddy Brown #6E1005 ΔE 0.064
- Mud Brown #60460F ΔE 0.072
- Charcoal Grey #3C4142 ΔE 0.076
- Claret #680018 ΔE 0.081
- Blood #770001 ΔE 0.081
- Onyx #343A40 ΔE 0.082
Use #5B301F 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.