#A37157
Closest named color: Mocha (#9D7651). oklch(59.4% 0.074 48.3), rgb(163, 113, 87).
Aa
Black text reads best on this color (5.05:1).
About this color
#A37157 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.074 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Mocha (#9D7651), ΔE 0.020 away. Black text reads best on it, at 5.05:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Mocha (#9D7651) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #A37157 |
| RGB | rgb(163, 113, 87) |
| HSL | hsl(21, 30%, 49%) |
| OKLCH | oklch(59.4% 0.074 48.3) |
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 #A37157 | 4.15:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #A37157 | 5.05:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #A37157 text on white | 4.15:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #A37157 text on black | 5.05:1 | AA | Lc -33.2 | 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
#F8F4F3
oklch(97% 0.005 34.3)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E5D6CE
oklch(88.6% 0.02 50.1)
-
Step 300
300
#D5BAAD
oklch(80.8% 0.036 47.3)
-
Step 400
400
#BF9681
oklch(70.6% 0.058 48.5)
-
Step 500
500 (this color)
#A37157
oklch(59.4% 0.074 48.3)
-
Step 600
600
#9A6548
oklch(55.7% 0.081 49.2)
-
Step 700
700
#83533A
oklch(49% 0.075 47.9)
-
Step 800
800
#6B4430
oklch(42.7% 0.063 47.7)
-
Step 900
900
#573A2B
oklch(37.8% 0.048 48.2)
-
Step 950
950
#332219
oklch(27% 0.031 48.9)
#A37157 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) | #7E7655 | 0.062 |
| Deuteranopia (no green cones) | #8A8157 | 0.058 |
| Tritanopia (no blue cones) | #AF686A | 0.046 |
| Achromatopsia (no color) | #7C7C7C | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37157
#A37157
oklch(59.4% 0.074 48.3)
- #4B87A1
#4B87A1
oklch(59.3% 0.074 228.1)
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 #A37157, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mocha #9D7651 ΔE 0.020
- Pinkish Brown #B17261 ΔE 0.029
- Clay #B66A50 ΔE 0.035
- Reddish Grey #997570 ΔE 0.035
- Earth #A2653E ΔE 0.036
- Clay Brown #B2713D ΔE 0.038
- Puce #A57E52 ΔE 0.038
- Leather #AC7434 ΔE 0.044
Use #A37157 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.