#A04837
Closest named color: Sienna (#A0522D). oklch(51.2% 0.121 32.6), rgb(160, 72, 55).
Aa
White text reads best on this color (6.03:1).
About this color
#A04837 is a medium-dark, moderately saturated red. In OKLCH its lightness is 51%, its chroma 0.121 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.029 away. White text reads best on it, at 6.03:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.121) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.47:1 |
| White text | 6.03:1 |
Values
| HEX | #A04837 |
| RGB | rgb(160, 72, 55) |
| HSL | hsl(10, 49%, 42%) |
| OKLCH | oklch(51.2% 0.121 32.6) |
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 #A04837 | 6.03:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #A04837 | 3.47:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #A04837 text on white | 6.03:1 | AA | Lc 79.6 | Fine for body text |
| #A04837 text on black | 3.47:1 | AA large text | Lc -22.2 | 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 700.
-
Step 50
50
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EED2CC
oklch(88.5% 0.033 32.1)
-
Step 300
300
#E4B3A9
oklch(80.8% 0.059 31.6)
-
Step 400
400
#D48B7B
oklch(70.7% 0.093 33)
-
Step 500
500
#C76C5A
oklch(63.1% 0.119 32.3)
-
Step 600
600
#B2523F
oklch(55.6% 0.13 32.8)
-
Step 700
700 (this color)
#A04837
oklch(51.2% 0.121 32.6)
-
Step 800
800
#7C3729
oklch(42.7% 0.1 33)
-
Step 900
900
#643026
oklch(37.6% 0.078 32.2)
-
Step 950
950
#3B1D16
oklch(27% 0.049 34.1)
#A04837 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) | #5F5735 | 0.122 |
| Deuteranopia (no green cones) | #746A35 | 0.114 |
| Tritanopia (no blue cones) | #AF3744 | 0.048 |
| Achromatopsia (no color) | #636363 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A04837
#A04837
oklch(51.2% 0.121 32.6)
- #007485
#007485
oklch(51.3% 0.09 212.3)
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 #A04837, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.029
- Burnt Umber #A0450E ΔE 0.034
- Brick #A03623 ΔE 0.036
- Russet #A13905 ΔE 0.041
- Light Maroon #A24857 ΔE 0.044
- Cinnamon #AC4F06 ΔE 0.050
- Rusty Red #AF2F0D ΔE 0.050
- Warm Brown #964E02 ΔE 0.051
Use #A04837 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.