#A45831
Closest named color: Sienna (#A0522D). oklch(54.3% 0.113 46.3), rgb(164, 88, 49).
Aa
White text reads best on this color (5.22:1).
About this color
#A45831 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.113 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.017 away. White text reads best on it, at 5.22:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.113) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.01:1 |
| White text | 5.22:1 |
Values
| HEX | #A45831 |
| RGB | rgb(164, 88, 49) |
| HSL | hsl(20, 54%, 42%) |
| OKLCH | oklch(54.3% 0.113 46.3) |
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 #A45831 | 5.22:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #A45831 | 4.01:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #A45831 text on white | 5.22:1 | AA | Lc 75.5 | Fine for body text |
| #A45831 text on black | 4.01:1 | AA large text | Lc -26.2 | 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 600.
-
Step 50
50
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EAD4CA
oklch(88.5% 0.028 46.1)
-
Step 300
300
#DEB7A5
oklch(80.9% 0.052 46.1)
-
Step 400
400
#CC9175
oklch(70.8% 0.082 46.3)
-
Step 500
500
#BD7551
oklch(63.2% 0.104 46.8)
-
Step 600
600 (this color)
#A45831
oklch(54.3% 0.113 46.3)
-
Step 700
700
#904B27
oklch(49% 0.105 46.5)
-
Step 800
800
#753E22
oklch(42.7% 0.087 46.3)
-
Step 900
900
#5F3521
oklch(37.7% 0.068 45.5)
-
Step 950
950
#381F14
oklch(27% 0.044 44.2)
#A45831 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) | #6D622D | 0.101 |
| Deuteranopia (no green cones) | #7F7330 | 0.093 |
| Tritanopia (no blue cones) | #B3494F | 0.063 |
| Achromatopsia (no color) | #6C6C6C | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A45831
#A45831
oklch(54.3% 0.113 46.3)
- #007B9E
#007B9E
oklch(54.3% 0.104 226.4)
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 #A45831, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.017
- Sepia #985E2B ΔE 0.028
- Cinnamon #AC4F06 ΔE 0.029
- Earth #A2653E ΔE 0.030
- Raw Umber #A75E09 ΔE 0.034
- Burnt Siena #B75203 ΔE 0.040
- Orangey Brown #B16002 ΔE 0.045
- Burnt Umber #A0450E ΔE 0.046
Use #A45831 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.