#A17C39
Closest named color: Coffee (#A6814C). oklch(60.9% 0.096 80.1), rgb(161, 124, 57).
Aa
Black text reads best on this color (5.45:1).
About this color
#A17C39 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 61%, its chroma 0.096 and its hue 80°. Its hue sits on the warm side of the wheel. The nearest named color is Coffee (#A6814C), ΔE 0.023 away. Black text reads best on it, at 5.45:1.
| Hue family | Browns |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Coffee (#A6814C) |
| Black text | 5.45:1 |
| White text | 3.84:1 |
Values
| HEX | #A17C39 |
| RGB | rgb(161, 124, 57) |
| HSL | hsl(39, 48%, 43%) |
| OKLCH | oklch(60.9% 0.096 80.1) |
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 #A17C39 | 3.84:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #A17C39 | 5.45:1 | AA | Lc 38.2 | Non-text elements, placeholder text |
| #A17C39 text on white | 3.84:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #A17C39 text on black | 5.45:1 | AA | Lc -35.8 | 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
#EFE9E0
oklch(93.6% 0.014 78.3)
-
Step 200
200
#E2D8C6
oklch(88.5% 0.027 82.4)
-
Step 300
300
#D1BE9F
oklch(80.9% 0.047 80)
-
Step 400
400
#B99C6A
oklch(70.7% 0.075 80.7)
-
Step 500
500 (this color)
#A17C39
oklch(60.9% 0.096 80.1)
-
Step 600
600
#936B1C
oklch(55.5% 0.104 79.6)
-
Step 700
700
#7D590C
oklch(49% 0.097 79.8)
-
Step 800
800
#664910
oklch(42.7% 0.08 79.5)
-
Step 900
900
#533E16
oklch(37.8% 0.063 80.8)
-
Step 950
950
#31240E
oklch(27% 0.04 78.9)
#A17C39 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) | #8B7D32 | 0.038 |
| Deuteranopia (no green cones) | #94863B | 0.033 |
| Tritanopia (no blue cones) | #AE716D | 0.084 |
| Achromatopsia (no color) | #828282 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A17C39
#A17C39
oklch(60.9% 0.096 80.1)
- #6083BD
#6083BD
oklch(60.8% 0.097 260.2)
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 #A17C39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Coffee #A6814C ΔE 0.023
- Leather #AC7434 ΔE 0.026
- Tan Brown #AB7E4C ΔE 0.028
- Puce #A57E52 ΔE 0.028
- Bronze #A87900 ΔE 0.029
- Mustard Brown #AC7E04 ΔE 0.034
- Light Brown #AD8150 ΔE 0.034
- Mocha #9D7651 ΔE 0.036
Use #A17C39 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.