#A9583B
Closest named color: Sienna (#A0522D). oklch(55.1% 0.114 40.1), rgb(169, 88, 59).
Aa
White text reads best on this color (5.06:1).
About this color
#A9583B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.114 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.026 away. White text reads best on it, at 5.06:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #A9583B |
| RGB | rgb(169, 88, 59) |
| HSL | hsl(16, 48%, 45%) |
| OKLCH | oklch(55.1% 0.114 40.1) |
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 #A9583B | 5.06:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #A9583B | 4.14:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #A9583B text on white | 5.06:1 | AA | Lc 74.6 | Content text, not long reading |
| #A9583B text on black | 4.14:1 | AA large text | Lc -27.1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
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
#CE8F79
oklch(70.7% 0.083 40)
-
Step 500
500
#BF7257
oklch(63% 0.105 40)
-
Step 600
600 (this color)
#A9583B
oklch(55.1% 0.114 40.1)
-
Step 700
700
#92492E
oklch(49.1% 0.106 40.5)
-
Step 800
800
#773C27
oklch(42.7% 0.089 40)
-
Step 900
900
#603424
oklch(37.7% 0.069 40.5)
-
Step 950
950
#381F16
oklch(27% 0.042 40.5)
#A9583B 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) | #6D6438 | 0.109 |
| Deuteranopia (no green cones) | #81753A | 0.099 |
| Tritanopia (no blue cones) | #B94951 | 0.057 |
| Achromatopsia (no color) | #6E6E6E | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9583B
#A9583B
oklch(55.1% 0.114 40.1)
- #007F9A
#007F9A
oklch(55.2% 0.1 219.7)
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 #A9583B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.026
- Earth #A2653E ΔE 0.032
- Cinnamon #AC4F06 ΔE 0.036
- Burnt Siena #B75203 ΔE 0.041
- Sepia #985E2B ΔE 0.041
- Raw Umber #A75E09 ΔE 0.044
- Copper #B66325 ΔE 0.047
- Orangey Brown #B16002 ΔE 0.050
Use #A9583B 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.