#A9512B
Closest named color: Sienna (#A0522D). oklch(53.8% 0.127 42.6), rgb(169, 81, 43).
Aa
White text reads best on this color (5.38:1).
About this color
#A9512B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.127 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.017 away. White text reads best on it, at 5.38:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.127) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.89:1 |
| White text | 5.38:1 |
Values
| HEX | #A9512B |
| RGB | rgb(169, 81, 43) |
| HSL | hsl(18, 59%, 42%) |
| OKLCH | oklch(53.8% 0.127 42.6) |
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 #A9512B | 5.38:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #A9512B | 3.89:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #A9512B text on white | 5.38:1 | AA | Lc 76.3 | Fine for body text |
| #A9512B text on black | 3.89:1 | AA large text | Lc -25.4 | 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
#F4E7E1
oklch(93.7% 0.016 46.6)
-
Step 200
200
#ECD3C9
oklch(88.5% 0.031 43.1)
-
Step 300
300
#E2B5A4
oklch(80.9% 0.058 41.7)
-
Step 400
400
#D18E73
oklch(70.7% 0.091 42.8)
-
Step 500
500
#C4704E
oklch(63.2% 0.117 42.4)
-
Step 600
600 (this color)
#A9512B
oklch(53.8% 0.127 42.6)
-
Step 700
700
#964623
oklch(49.1% 0.118 42.6)
-
Step 800
800
#7A3A1F
oklch(42.7% 0.098 42.4)
-
Step 900
900
#63331F
oklch(37.9% 0.076 42.7)
-
Step 950
950
#3A1E13
oklch(27% 0.048 41.9)
#A9512B 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) | #695E27 | 0.119 |
| Deuteranopia (no green cones) | #7F7229 | 0.109 |
| Tritanopia (no blue cones) | #B93F49 | 0.064 |
| Achromatopsia (no color) | #6A6A6A | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9512B
#A9512B
oklch(53.8% 0.127 42.6)
- #007A98
#007A98
oklch(53.8% 0.1 222.9)
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 #A9512B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.017
- Cinnamon #AC4F06 ΔE 0.021
- Burnt Siena #B75203 ΔE 0.034
- Burnt Umber #A0450E ΔE 0.036
- Sepia #985E2B ΔE 0.042
- Raw Umber #A75E09 ΔE 0.043
- Sinopia #BB3E03 ΔE 0.044
- Earth #A2653E ΔE 0.046
Use #A9512B 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.