#AB6537
Closest named color: Earth (#A2653E). oklch(57.6% 0.109 52.2), rgb(171, 101, 55).
Aa
Black text reads best on this color (4.64:1).
About this color
#AB6537 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.109 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.017 away. Black text reads best on it, at 4.64:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.64:1 |
| White text | 4.51:1 |
Values
| HEX | #AB6537 |
| RGB | rgb(171, 101, 55) |
| HSL | hsl(24, 51%, 44%) |
| OKLCH | oklch(57.6% 0.109 52.2) |
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 #AB6537 | 4.51:1 | AA | Lc -76.5 | Fine for body text |
| Black text on #AB6537 | 4.64:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #AB6537 text on white | 4.51:1 | AA | Lc 71.1 | Content text, not long reading |
| #AB6537 text on black | 4.64:1 | AA | Lc -30.6 | 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 600.
-
Step 50
50
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E7E1
oklch(93.5% 0.014 50.8)
-
Step 200
200
#E9D5C9
oklch(88.6% 0.028 53.1)
-
Step 300
300
#DBB8A4
oklch(80.8% 0.049 51.5)
-
Step 400
400
#C89373
oklch(70.7% 0.078 52.2)
-
Step 500
500
#B9774E
oklch(63% 0.1 51.9)
-
Step 600
600 (this color)
#AB6537
oklch(57.6% 0.109 52.2)
-
Step 700
700
#8D4E23
oklch(49.1% 0.102 52.2)
-
Step 800
800
#72401F
oklch(42.6% 0.084 52)
-
Step 900
900
#5D371F
oklch(37.8% 0.066 51.8)
-
Step 950
950
#362013
oklch(26.9% 0.041 50.9)
#AB6537 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) | #796D32 | 0.089 |
| Deuteranopia (no green cones) | #8A7D37 | 0.082 |
| Tritanopia (no blue cones) | #BB575B | 0.070 |
| Achromatopsia (no color) | #767676 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB6537
#AB6537
oklch(57.6% 0.109 52.2)
- #1E83AE
#1E83AE
oklch(57.5% 0.109 232.4)
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 #AB6537, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.017
- Copper #B66325 ΔE 0.023
- Orangey Brown #B16002 ΔE 0.030
- Umber #B26400 ΔE 0.032
- Raw Umber #A75E09 ΔE 0.032
- Clay Brown #B2713D ΔE 0.033
- Clay #B66A50 ΔE 0.036
- Leather #AC7434 ΔE 0.040
Use #AB6537 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.