#A4572D
Closest named color: Sienna (#A0522D). oklch(54.1% 0.116 47.3), rgb(164, 87, 45).
Aa
White text reads best on this color (5.27:1).
About this color
#A4572D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.116 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.015 away. White text reads best on it, at 5.27:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.97:1 |
| White text | 5.27:1 |
Values
| HEX | #A4572D |
| RGB | rgb(164, 87, 45) |
| HSL | hsl(21, 57%, 41%) |
| OKLCH | oklch(54.1% 0.116 47.3) |
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 #A4572D | 5.27:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #A4572D | 3.97:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #A4572D text on white | 5.27:1 | AA | Lc 75.8 | Fine for body text |
| #A4572D text on black | 3.97:1 | AA large text | Lc -25.9 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EAD4C9
oklch(88.5% 0.029 48.4)
-
Step 300
300
#DEB7A4
oklch(80.9% 0.052 47.4)
-
Step 400
400
#CC9173
oklch(70.7% 0.083 47.9)
-
Step 500
500
#BE744F
oklch(63.1% 0.107 46.8)
-
Step 600
600 (this color)
#A4572D
oklch(54.1% 0.116 47.3)
-
Step 700
700
#914B24
oklch(49.2% 0.108 47.5)
-
Step 800
800
#763E20
oklch(42.8% 0.089 47.2)
-
Step 900
900
#5F351F
oklch(37.7% 0.069 47.4)
-
Step 950
950
#381F13
oklch(26.9% 0.044 46)
#A4572D 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) | #6D6128 | 0.102 |
| Deuteranopia (no green cones) | #7F722C | 0.093 |
| Tritanopia (no blue cones) | #B4474E | 0.068 |
| Achromatopsia (no color) | #6C6C6C | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4572D
#A4572D
oklch(54.1% 0.116 47.3)
- #007A9E
#007A9E
oklch(54.1% 0.105 227.3)
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 #A4572D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.015
- Cinnamon #AC4F06 ΔE 0.026
- Sepia #985E2B ΔE 0.027
- Raw Umber #A75E09 ΔE 0.033
- Earth #A2653E ΔE 0.033
- Burnt Siena #B75203 ΔE 0.039
- Burnt Umber #A0450E ΔE 0.043
- Warm Brown #964E02 ΔE 0.044
Use #A4572D 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.