#A3512E
Closest named color: Sienna (#A0522D). oklch(52.9% 0.119 42.7), rgb(163, 81, 46).
Aa
White text reads best on this color (5.56:1).
About this color
#A3512E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 53%, its chroma 0.119 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.006 away. White text reads best on it, at 5.56:1.
| Hue family | Browns |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.77:1 |
| White text | 5.56:1 |
Values
| HEX | #A3512E |
| RGB | rgb(163, 81, 46) |
| HSL | hsl(18, 56%, 41%) |
| OKLCH | oklch(52.9% 0.119 42.7) |
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 #A3512E | 5.56:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #A3512E | 3.77:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #A3512E text on white | 5.56:1 | AA | Lc 77.3 | Fine for body text |
| #A3512E text on black | 3.77:1 | AA large text | Lc -24.4 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E7E2
oklch(93.7% 0.016 42.4)
-
Step 200
200
#EBD3CA
oklch(88.4% 0.03 41.7)
-
Step 300
300
#E0B6A6
oklch(80.9% 0.054 41.9)
-
Step 400
400
#CF8F76
oklch(70.7% 0.086 42.2)
-
Step 500
500
#C07252
oklch(63.1% 0.109 42.8)
-
Step 600
600 (this color)
#A3512E
oklch(52.9% 0.119 42.7)
-
Step 700
700
#934828
oklch(49% 0.111 42.6)
-
Step 800
800
#783C23
oklch(42.8% 0.092 42.5)
-
Step 900
900
#613421
oklch(37.8% 0.072 43.1)
-
Step 950
950
#391F14
oklch(27.1% 0.045 43.4)
#A3512E 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) | #675D2A | 0.112 |
| Deuteranopia (no green cones) | #7B6F2C | 0.102 |
| Tritanopia (no blue cones) | #B34049 | 0.062 |
| Achromatopsia (no color) | #686868 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3512E
#A3512E
oklch(52.9% 0.119 42.7)
- #007795
#007795
oklch(52.9% 0.099 223.4)
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 #A3512E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.006
- Cinnamon #AC4F06 ΔE 0.028
- Burnt Umber #A0450E ΔE 0.032
- Sepia #985E2B ΔE 0.037
- Warm Brown #964E02 ΔE 0.040
- Burnt Siena #B75203 ΔE 0.044
- Raw Umber #A75E09 ΔE 0.046
- Earth #A2653E ΔE 0.046
Use #A3512E 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.