#A34721
Closest named color: Burnt Umber (#A0450E). oklch(51.2% 0.132 41.3), rgb(163, 71, 33).
Aa
White text reads best on this color (6.03:1).
About this color
#A34721 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 51%, its chroma 0.132 and its hue 41°. 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 6.03:1.
| Hue family | Browns |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.48:1 |
| White text | 6.03:1 |
Values
| HEX | #A34721 |
| RGB | rgb(163, 71, 33) |
| HSL | hsl(18, 66%, 38%) |
| OKLCH | oklch(51.2% 0.132 41.3) |
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 #A34721 | 6.03:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #A34721 | 3.48:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #A34721 text on white | 6.03:1 | AA | Lc 79.5 | Fine for body text |
| #A34721 text on black | 3.48:1 | AA large text | Lc -22.3 | 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 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
#EFD2C7
oklch(88.5% 0.036 41.9)
-
Step 300
300
#E6B4A1
oklch(81% 0.064 41.8)
-
Step 400
400
#D78B6E
oklch(70.8% 0.102 41.6)
-
Step 500
500
#CA6B47
oklch(63% 0.131 41)
-
Step 600
600
#B65127
oklch(55.7% 0.142 41.4)
-
Step 700
700 (this color)
#A34721
oklch(51.2% 0.132 41.3)
-
Step 800
800
#7F3618
oklch(42.8% 0.11 41.2)
-
Step 900
900
#66301A
oklch(37.7% 0.085 41.9)
-
Step 950
950
#3C1C10
oklch(26.9% 0.054 40.9)
#A34721 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) | #61561C | 0.127 |
| Deuteranopia (no green cones) | #776B1E | 0.117 |
| Tritanopia (no blue cones) | #B3323F | 0.064 |
| Achromatopsia (no color) | #636363 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A34721
#A34721
oklch(51.2% 0.132 41.3)
- #00728D
#00728D
oklch(51.2% 0.094 221.8)
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 #A34721, 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 0.023
- Russet #A13905 ΔE 0.029
- Cinnamon #AC4F06 ΔE 0.032
- Warm Brown #964E02 ΔE 0.037
- Brick #A03623 ΔE 0.037
- Rusty Red #AF2F0D ΔE 0.043
- Sinopia #BB3E03 ΔE 0.046
Use #A34721 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.