#A0643D
Closest named color: Earth (#A2653E). oklch(56.1% 0.095 52.7), rgb(160, 100, 61).
Aa
White text reads best on this color (4.78:1).
About this color
#A0643D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 56%, its chroma 0.095 and its hue 53°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.005 away. White text reads best on it, at 4.78:1.
| Hue family | Browns |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.38:1 |
| White text | 4.78:1 |
Values
| HEX | #A0643D |
| RGB | rgb(160, 100, 61) |
| HSL | hsl(24, 45%, 43%) |
| OKLCH | oklch(56.1% 0.095 52.7) |
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 #A0643D | 4.78:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #A0643D | 4.38:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #A0643D text on white | 4.78:1 | AA | Lc 73.0 | Content text, not long reading |
| #A0643D text on black | 4.38:1 | AA large text | Lc -28.7 | Dividers and decoration only |
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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F1E8E2
oklch(93.6% 0.013 56.2)
-
Step 200
200
#E6D5CB
oklch(88.4% 0.023 52.7)
-
Step 300
300
#D8BAA8
oklch(81% 0.043 52.9)
-
Step 400
400
#C39579
oklch(70.6% 0.068 52.6)
-
Step 500
500
#B37A57
oklch(63% 0.087 52.1)
-
Step 600
600 (this color)
#A0643D
oklch(56.1% 0.095 52.7)
-
Step 700
700
#87512E
oklch(49% 0.088 52.3)
-
Step 800
800
#6E4327
oklch(42.7% 0.073 52.7)
-
Step 900
900
#593924
oklch(37.7% 0.056 53.5)
-
Step 950
950
#342116
oklch(26.9% 0.035 50.8)
#A0643D 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) | #756A39 | 0.076 |
| Deuteranopia (no green cones) | #83783D | 0.071 |
| Tritanopia (no blue cones) | #AE585B | 0.062 |
| Achromatopsia (no color) | #727272 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0643D
#A0643D
oklch(56.1% 0.095 52.7)
- #2F7EA3
#2F7EA3
oklch(56.1% 0.095 232.4)
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 #A0643D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.005
- Sepia #985E2B ΔE 0.027
- Raw Umber #A75E09 ΔE 0.036
- Sienna #A0522D ΔE 0.043
- Dirt #8A6E45 ΔE 0.043
- Copper #B66325 ΔE 0.043
- Raw Sienna #9A6200 ΔE 0.043
- Orangey Brown #B16002 ΔE 0.044
Use #A0643D 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.