#A35728
Closest named color: Sienna (#A0522D). oklch(53.9% 0.117 49.6), rgb(163, 87, 40).
Aa
White text reads best on this color (5.31:1).
About this color
#A35728 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.117 and its hue 50°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.016 away. White text reads best on it, at 5.31:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.117) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #A35728 |
| RGB | rgb(163, 87, 40) |
| HSL | hsl(23, 61%, 40%) |
| OKLCH | oklch(53.9% 0.117 49.6) |
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 #A35728 | 5.31:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #A35728 | 3.95:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #A35728 text on white | 5.31:1 | AA | Lc 76.0 | Fine for body text |
| #A35728 text on black | 3.95:1 | AA large text | Lc -25.7 | 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
#EAD4C8
oklch(88.5% 0.03 50.6)
-
Step 300
300
#DEB7A3
oklch(80.9% 0.053 48.7)
-
Step 400
400
#CC9171
oklch(70.7% 0.085 49.4)
-
Step 500
500
#BD754B
oklch(63.1% 0.107 50.1)
-
Step 600
600 (this color)
#A35728
oklch(53.9% 0.117 49.6)
-
Step 700
700
#904B20
oklch(49% 0.108 49.5)
-
Step 800
800
#753E1D
oklch(42.6% 0.089 49.4)
-
Step 900
900
#5F351D
oklch(37.6% 0.07 49.2)
-
Step 950
950
#382012
oklch(27.1% 0.044 50.3)
#A35728 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) | #6D6122 | 0.100 |
| Deuteranopia (no green cones) | #7F7227 | 0.092 |
| Tritanopia (no blue cones) | #B3474D | 0.071 |
| Achromatopsia (no color) | #6B6B6B | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A35728
#A35728
oklch(53.9% 0.117 49.6)
- #0079A0
#0079A0
oklch(53.9% 0.107 229.6)
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 #A35728, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.016
- Cinnamon #AC4F06 ΔE 0.024
- Sepia #985E2B ΔE 0.025
- Raw Umber #A75E09 ΔE 0.030
- Earth #A2653E ΔE 0.034
- Burnt Siena #B75203 ΔE 0.039
- Warm Brown #964E02 ΔE 0.040
- Burnt Umber #A0450E ΔE 0.041
Use #A35728 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.