#A37E48
Closest named color: Coffee (#A6814C). oklch(61.7% 0.085 75.5), rgb(163, 126, 72).
Aa
Black text reads best on this color (5.63:1).
About this color
#A37E48 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 62%, its chroma 0.085 and its hue 76°. Its hue sits on the warm side of the wheel. The nearest named color is Coffee (#A6814C), ΔE 0.010 away. Black text reads best on it, at 5.63:1.
| Hue family | Browns |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Coffee (#A6814C) |
| Black text | 5.63:1 |
| White text | 3.72:1 |
Values
| HEX | #A37E48 |
| RGB | rgb(163, 126, 72) |
| HSL | hsl(36, 39%, 46%) |
| OKLCH | oklch(61.7% 0.085 75.5) |
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 #A37E48 | 3.72:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #A37E48 | 5.63:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #A37E48 text on white | 3.72:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #A37E48 text on black | 5.63:1 | AA | Lc -36.9 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#EFE9E1
oklch(93.7% 0.013 75.4)
-
Step 200
200
#E2D7C9
oklch(88.4% 0.022 74.1)
-
Step 300
300
#D1BDA3
oklch(80.8% 0.042 74.4)
-
Step 400
400
#B99B72
oklch(70.7% 0.066 75)
-
Step 500
500 (this color)
#A37E48
oklch(61.7% 0.085 75.5)
-
Step 600
600
#926B2E
oklch(55.5% 0.092 75.8)
-
Step 700
700
#7D5921
oklch(49.1% 0.086 75)
-
Step 800
800
#65491D
oklch(42.7% 0.071 75.9)
-
Step 900
900
#533D1E
oklch(37.7% 0.055 74.2)
-
Step 950
950
#302412
oklch(26.9% 0.035 76.5)
#A37E48 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) | #8C7F43 | 0.039 |
| Deuteranopia (no green cones) | #958849 | 0.034 |
| Tritanopia (no blue cones) | #B07471 | 0.072 |
| Achromatopsia (no color) | #848484 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37E48
#A37E48
oklch(61.7% 0.085 75.5)
- #6387B8
#6387B8
oklch(61.6% 0.085 256.3)
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 #A37E48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Coffee #A6814C ΔE 0.010
- Puce #A57E52 ΔE 0.013
- Tan Brown #AB7E4C ΔE 0.015
- Light Brown #AD8150 ΔE 0.021
- Leather #AC7434 ΔE 0.028
- Mocha #9D7651 ΔE 0.030
- Dark Tan #AF884A ΔE 0.035
- Clay Brown #B2713D ΔE 0.038
Use #A37E48 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.