#A8510D
Closest named color: Cinnamon (#AC4F06). oklch(53.4% 0.134 50.7), rgb(168, 81, 13).
Aa
White text reads best on this color (5.45:1).
About this color
#A8510D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 53%, its chroma 0.134 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.008 away. White text reads best on it, at 5.45:1.
| Hue family | Browns |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.84:1 |
| White text | 5.45:1 |
Values
| HEX | #A8510D |
| RGB | rgb(168, 81, 13) |
| HSL | hsl(26, 86%, 35%) |
| OKLCH | oklch(53.4% 0.134 50.7) |
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 #A8510D | 5.45:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #A8510D | 3.84:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #A8510D text on white | 5.45:1 | AA | Lc 76.6 | Fine for body text |
| #A8510D text on black | 3.84:1 | AA large text | Lc -25.1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#ECD3C6
oklch(88.4% 0.033 49.3)
-
Step 300
300
#E2B69E
oklch(80.9% 0.061 50.1)
-
Step 400
400
#D18F68
oklch(70.7% 0.097 51.2)
-
Step 500
500
#C4713E
oklch(63.1% 0.124 50.4)
-
Step 600
600 (this color)
#A8510D
oklch(53.4% 0.134 50.7)
-
Step 700
700
#964707
oklch(49% 0.125 50.8)
-
Step 800
800
#7A3B0D
oklch(42.7% 0.103 50.8)
-
Step 900
900
#633314
oklch(37.7% 0.081 50.6)
-
Step 950
950
#3A1E0D
oklch(26.9% 0.052 50.3)
#A8510D 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) | #6A5D00 | 0.117 |
| Deuteranopia (no green cones) | #7F7109 | 0.106 |
| Tritanopia (no blue cones) | #B93D45 | 0.080 |
| Achromatopsia (no color) | #696969 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A8510D
#A8510D
oklch(53.4% 0.134 50.7)
- #00779F
#00779F
oklch(53.4% 0.107 230.7)
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 #A8510D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.008
- Sienna #A0522D ΔE 0.025
- Burnt Siena #B75203 ΔE 0.029
- Raw Umber #A75E09 ΔE 0.031
- Burnt Umber #A0450E ΔE 0.033
- Warm Brown #964E02 ΔE 0.037
- Sepia #985E2B ΔE 0.038
- Orangey Brown #B16002 ΔE 0.042
Use #A8510D 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.