#A8563B
Closest named color: Sienna (#A0522D). oklch(54.7% 0.115 38.8), rgb(168, 86, 59).
Aa
White text reads best on this color (5.17:1).
About this color
#A8563B is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.115 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.023 away. White text reads best on it, at 5.17:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #A8563B |
| RGB | rgb(168, 86, 59) |
| HSL | hsl(15, 48%, 45%) |
| OKLCH | oklch(54.7% 0.115 38.8) |
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 #A8563B | 5.17:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #A8563B | 4.05:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #A8563B text on white | 5.17:1 | AA | Lc 75.2 | Fine for body text |
| #A8563B text on black | 4.05:1 | AA large text | Lc -26.5 | 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
#EBD3CB
oklch(88.4% 0.029 39.3)
-
Step 300
300
#DFB6A8
oklch(80.9% 0.052 39.7)
-
Step 400
400
#CE8F7A
oklch(70.7% 0.083 39.2)
-
Step 500
500
#C07258
oklch(63.2% 0.106 39.2)
-
Step 600
600 (this color)
#A8563B
oklch(54.7% 0.115 38.8)
-
Step 700
700
#934830
oklch(49.1% 0.108 38.3)
-
Step 800
800
#773C28
oklch(42.7% 0.088 39.3)
-
Step 900
900
#603425
oklch(37.7% 0.068 39.5)
-
Step 950
950
#391F16
oklch(27.2% 0.044 39.8)
#A8563B 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) | #6C6238 | 0.110 |
| Deuteranopia (no green cones) | #7F743A | 0.102 |
| Tritanopia (no blue cones) | #B84750 | 0.056 |
| Achromatopsia (no color) | #6D6D6D | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A8563B
#A8563B
oklch(54.7% 0.115 38.8)
- #007E97
#007E97
oklch(54.8% 0.098 218.2)
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 #A8563B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.023
- Cinnamon #AC4F06 ΔE 0.036
- Earth #A2653E ΔE 0.037
- Sepia #985E2B ΔE 0.042
- Burnt Siena #B75203 ΔE 0.043
- Raw Umber #A75E09 ΔE 0.047
- Burnt Umber #A0450E ΔE 0.050
- Copper #B66325 ΔE 0.052
Use #A8563B 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.