#AB552F
Closest named color: Sienna (#A0522D). oklch(54.8% 0.124 43.2), rgb(171, 85, 47).
Aa
White text reads best on this color (5.15:1).
About this color
#AB552F is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.124 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.023 away. White text reads best on it, at 5.15:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.124) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #AB552F |
| RGB | rgb(171, 85, 47) |
| HSL | hsl(18, 57%, 43%) |
| OKLCH | oklch(54.8% 0.124 43.2) |
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 #AB552F | 5.15:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #AB552F | 4.07:1 | AA large text | Lc 29.0 | Dividers and decoration only |
| #AB552F text on white | 5.15:1 | AA | Lc 75.1 | Fine for body text |
| #AB552F text on black | 4.07:1 | 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
#F4E7E1
oklch(93.7% 0.016 46.6)
-
Step 200
200
#ECD3C9
oklch(88.5% 0.031 43.1)
-
Step 300
300
#E1B6A4
oklch(81% 0.056 43.9)
-
Step 400
400
#D08E73
oklch(70.6% 0.089 43.1)
-
Step 500
500
#C2714E
oklch(63.1% 0.114 43.7)
-
Step 600
600 (this color)
#AB552F
oklch(54.8% 0.124 43.2)
-
Step 700
700
#954724
oklch(49.1% 0.116 43.2)
-
Step 800
800
#793B20
oklch(42.7% 0.095 43)
-
Step 900
900
#62331F
oklch(37.7% 0.075 43.1)
-
Step 950
950
#391E13
oklch(26.9% 0.047 42.6)
#AB552F 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) | #6D622B | 0.115 |
| Deuteranopia (no green cones) | #81752D | 0.107 |
| Tritanopia (no blue cones) | #BB434D | 0.066 |
| Achromatopsia (no color) | #6D6D6D | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB552F
#AB552F
oklch(54.8% 0.124 43.2)
- #007D9C
#007D9C
oklch(54.7% 0.102 223.1)
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 #AB552F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.023
- Cinnamon #AC4F06 ΔE 0.024
- Burnt Siena #B75203 ΔE 0.031
- Earth #A2653E ΔE 0.038
- Raw Umber #A75E09 ΔE 0.038
- Sepia #985E2B ΔE 0.041
- Burnt Orange #C04E01 ΔE 0.043
- Orangey Brown #B16002 ΔE 0.044
Use #AB552F 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.