#A0523C
Closest named color: Sienna (#A0522D). oklch(52.9% 0.109 36.6), rgb(160, 82, 60).
Aa
White text reads best on this color (5.57:1).
About this color
#A0523C is a medium-dark, moderately saturated red. In OKLCH its lightness is 53%, its chroma 0.109 and its hue 37°. 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 5.57:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.76:1 |
| White text | 5.57:1 |
Values
| HEX | #A0523C |
| RGB | rgb(160, 82, 60) |
| HSL | hsl(13, 45%, 43%) |
| OKLCH | oklch(52.9% 0.109 36.6) |
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 #A0523C | 5.57:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #A0523C | 3.76:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #A0523C text on white | 5.57:1 | AA | Lc 77.5 | Fine for body text |
| #A0523C text on black | 3.76:1 | AA large text | Lc -24.3 | 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
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EAD3CD
oklch(88.4% 0.027 35)
-
Step 300
300
#DEB6AB
oklch(80.9% 0.049 35.9)
-
Step 400
400
#CC907E
oklch(70.8% 0.078 37.4)
-
Step 500
500
#BE735E
oklch(63.2% 0.1 36.4)
-
Step 600
600 (this color)
#A0523C
oklch(52.9% 0.109 36.6)
-
Step 700
700
#914935
oklch(49.1% 0.102 36.4)
-
Step 800
800
#763D2D
oklch(42.8% 0.084 36.6)
-
Step 900
900
#5F3428
oklch(37.6% 0.066 36.4)
-
Step 950
950
#381F18
oklch(27% 0.041 36.4)
#A0523C 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) | #665E3A | 0.107 |
| Deuteranopia (no green cones) | #796E3B | 0.097 |
| Tritanopia (no blue cones) | #AF444D | 0.050 |
| Achromatopsia (no color) | #686868 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0523C
#A0523C
oklch(52.9% 0.109 36.6)
- #00788E
#00788E
oklch(52.8% 0.094 216.5)
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 #A0523C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.017
- Burnt Umber #A0450E ΔE 0.041
- Sepia #985E2B ΔE 0.043
- Cinnamon #AC4F06 ΔE 0.043
- Earth #A2653E ΔE 0.048
- Warm Brown #964E02 ΔE 0.049
- Light Maroon #A24857 ΔE 0.051
- Cocoa #875F42 ΔE 0.052
Use #A0523C 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.