#A55A2A
Closest named color: Sienna (#A0522D). oklch(54.7% 0.116 50.6), rgb(165, 90, 42).
Aa
White text reads best on this color (5.12:1).
About this color
#A55A2A is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.116 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.024 away. White text reads best on it, at 5.12:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.09:1 |
| White text | 5.12:1 |
Values
| HEX | #A55A2A |
| RGB | rgb(165, 90, 42) |
| HSL | hsl(23, 59%, 41%) |
| OKLCH | oklch(54.7% 0.116 50.6) |
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 #A55A2A | 5.12:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #A55A2A | 4.09:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #A55A2A text on white | 5.12:1 | AA | Lc 75.0 | Content text, not long reading |
| #A55A2A text on black | 4.09:1 | AA large text | Lc -26.7 | 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
#DDB8A3
oklch(81% 0.052 51.3)
-
Step 400
400
#CB9271
oklch(70.8% 0.083 51)
-
Step 500
500
#BD754B
oklch(63.1% 0.107 50.1)
-
Step 600
600 (this color)
#A55A2A
oklch(54.7% 0.116 50.6)
-
Step 700
700
#904C1F
oklch(49.1% 0.108 50.8)
-
Step 800
800
#753F1C
oklch(42.8% 0.089 51)
-
Step 900
900
#5F361D
oklch(37.8% 0.07 50.7)
-
Step 950
950
#382012
oklch(27.1% 0.044 50.3)
#A55A2A 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) | #6F6324 | 0.099 |
| Deuteranopia (no green cones) | #817429 | 0.090 |
| Tritanopia (no blue cones) | #B54A50 | 0.072 |
| Achromatopsia (no color) | #6E6E6E | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55A2A
#A55A2A
oklch(54.7% 0.116 50.6)
- #007BA4
#007BA4
oklch(54.6% 0.11 230.5)
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 #A55A2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.024
- Raw Umber #A75E09 ΔE 0.025
- Sepia #985E2B ΔE 0.025
- Cinnamon #AC4F06 ΔE 0.027
- Earth #A2653E ΔE 0.028
- Orangey Brown #B16002 ΔE 0.036
- Burnt Siena #B75203 ΔE 0.036
- Raw Sienna #9A6200 ΔE 0.041
Use #A55A2A 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.