#B37542
Closest named color: Clay Brown (#B2713D). oklch(61.7% 0.103 58.6), rgb(179, 117, 66).
Aa
Black text reads best on this color (5.53:1).
About this color
#B37542 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 62%, its chroma 0.103 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Clay Brown (#B2713D), ΔE 0.010 away. Black text reads best on it, at 5.53:1.
| Hue family | Browns |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Clay Brown (#B2713D) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #B37542 |
| RGB | rgb(179, 117, 66) |
| HSL | hsl(27, 46%, 48%) |
| OKLCH | oklch(61.7% 0.103 58.6) |
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 #B37542 | 3.79:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #B37542 | 5.53:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #B37542 text on white | 3.79:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #B37542 text on black | 5.53:1 | AA | Lc -36.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E1
oklch(93.7% 0.014 57.6)
-
Step 200
200
#E8D5C7
oklch(88.5% 0.028 58.8)
-
Step 300
300
#DAB9A1
oklch(80.8% 0.05 58)
-
Step 400
400
#C7946E
oklch(70.6% 0.081 57.7)
-
Step 500
500 (this color)
#B37542
oklch(61.7% 0.103 58.6)
-
Step 600
600
#A36126
oklch(55.6% 0.112 58.6)
-
Step 700
700
#8B5018
oklch(49.1% 0.104 59)
-
Step 800
800
#714217
oklch(42.7% 0.086 59.2)
-
Step 900
900
#5C381A
oklch(37.8% 0.067 58.4)
-
Step 950
950
#362110
oklch(27% 0.043 58.6)
#B37542 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) | #887B3D | 0.074 |
| Deuteranopia (no green cones) | #968942 | 0.069 |
| Tritanopia (no blue cones) | #C26869 | 0.073 |
| Achromatopsia (no color) | #838383 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37542
#B37542
oklch(61.7% 0.103 58.6)
- #428DBC
#428DBC
oklch(61.6% 0.103 239)
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 #B37542, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay Brown #B2713D ΔE 0.010
- Leather #AC7434 ΔE 0.020
- Tan Brown #AB7E4C ΔE 0.024
- Tiger's Eye #BC6C25 ΔE 0.029
- Light Brown #AD8150 ΔE 0.030
- Adobe #BD6C48 ΔE 0.030
- Puce #A57E52 ΔE 0.031
- Coffee #A6814C ΔE 0.034
Use #B37542 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.