#5C370F
Closest named color: Mud Brown (#60460F). oklch(37.4% 0.074 63.4), rgb(92, 55, 15).
Aa
White text reads best on this color (10.45:1).
About this color
#5C370F is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.074 and its hue 63°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.045 away. White text reads best on it, at 10.45:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.00:1 |
| White text | 10.45:1 |
Values
| HEX | #5C370F |
| RGB | rgb(92, 55, 15) |
| HSL | hsl(31, 72%, 21%) |
| OKLCH | oklch(37.4% 0.074 63.4) |
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 #5C370F | 10.45:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #5C370F | 2.00:1 | Fails | Lc 9.9 | Not readable |
| #5C370F text on white | 10.45:1 | AAA | Lc 94.0 | Preferred for body text |
| #5C370F text on black | 2.00:1 | Fails | Lc -8.5 | 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
#F9F4F0
oklch(97% 0.008 61.5)
-
Step 100
100
#F2E8DF
oklch(93.6% 0.016 64.7)
-
Step 200
200
#E8D5C5
oklch(88.4% 0.03 62.5)
-
Step 300
300
#DBBA9C
oklch(81% 0.056 64.2)
-
Step 400
400
#C89465
oklch(70.6% 0.089 62.7)
-
Step 500
500
#B97937
oklch(63.1% 0.114 63.7)
-
Step 600
600
#A56008
oklch(55.5% 0.124 62.9)
-
Step 700
700
#8C5000
oklch(49.1% 0.112 63.2)
-
Step 800
800
#734103
oklch(42.7% 0.096 62.7)
-
Step 900
900 (this color)
#5C370F
oklch(37.4% 0.074 63.4)
-
Step 950
950
#36210B
oklch(26.9% 0.047 64.6)
#5C370F 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) | #433A09 | 0.050 |
| Deuteranopia (no green cones) | #4B4310 | 0.046 |
| Tritanopia (no blue cones) | #652F2F | 0.055 |
| Achromatopsia (no color) | #3F3F3F | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C370F
#5C370F
oklch(37.4% 0.074 63.4)
- #174565
#174565
oklch(37.6% 0.074 242.9)
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 #5C370F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.045
- Chestnut #742802 ΔE 0.055
- Purple Brown #673A3F ΔE 0.067
- Green Brown #544E03 ΔE 0.072
- Dark Olive #373E02 ΔE 0.074
- Charcoal Grey #3C4142 ΔE 0.080
- Reddy Brown #6E1005 ΔE 0.081
- Olive Brown #645403 ΔE 0.089
Use #5C370F 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.