#A04A21
Closest named color: Burnt Umber (#A0450E). oklch(51.2% 0.126 43.7), rgb(160, 74, 33).
Aa
White text reads best on this color (6.00:1).
About this color
#A04A21 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 51%, its chroma 0.126 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.014 away. White text reads best on it, at 6.00:1.
| Hue family | Browns |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.49:1 |
| White text | 6.00:1 |
Values
| HEX | #A04A21 |
| RGB | rgb(160, 74, 33) |
| HSL | hsl(19, 66%, 38%) |
| OKLCH | oklch(51.2% 0.126 43.7) |
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 #A04A21 | 6.00:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #A04A21 | 3.49:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #A04A21 text on white | 6.00:1 | AA | Lc 79.5 | Fine for body text |
| #A04A21 text on black | 3.49:1 | AA large text | Lc -22.4 | 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 700.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EED3C7
oklch(88.6% 0.034 45.5)
-
Step 300
300
#E4B5A1
oklch(81% 0.061 44.2)
-
Step 400
400
#D48C6E
oklch(70.6% 0.098 43.4)
-
Step 500
500
#C76E47
oklch(63.1% 0.125 43.6)
-
Step 600
600
#B25427
oklch(55.6% 0.135 43.9)
-
Step 700
700 (this color)
#A04A21
oklch(51.2% 0.126 43.7)
-
Step 800
800
#7C3818
oklch(42.6% 0.104 43.6)
-
Step 900
900
#64311A
oklch(37.6% 0.081 43.8)
-
Step 950
950
#3B1D10
oklch(26.9% 0.052 43.5)
#A04A21 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) | #62571C | 0.118 |
| Deuteranopia (no green cones) | #776A1F | 0.107 |
| Tritanopia (no blue cones) | #B03741 | 0.066 |
| Achromatopsia (no color) | #636363 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A04A21
#A04A21
oklch(51.2% 0.126 43.7)
- #00728F
#00728F
oklch(51.3% 0.096 223.5)
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 #A04A21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.014
- Sienna #A0522D ΔE 0.018
- Warm Brown #964E02 ΔE 0.030
- Cinnamon #AC4F06 ΔE 0.031
- Russet #A13905 ΔE 0.034
- Brick #A03623 ΔE 0.043
- Saddle Brown #8B4513 ΔE 0.046
- Sepia #985E2B ΔE 0.047
Use #A04A21 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.