#AC5B33
Closest named color: Earth (#A2653E). oklch(56% 0.119 45.5), rgb(172, 91, 51).
Aa
White text reads best on this color (4.88:1).
About this color
#AC5B33 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 56%, its chroma 0.119 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.027 away. White text reads best on it, at 4.88:1.
| Hue family | Browns |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.29:1 |
| White text | 4.88:1 |
Values
| HEX | #AC5B33 |
| RGB | rgb(172, 91, 51) |
| HSL | hsl(20, 54%, 44%) |
| OKLCH | oklch(56% 0.119 45.5) |
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 #AC5B33 | 4.88:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #AC5B33 | 4.29:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #AC5B33 text on white | 4.88:1 | AA | Lc 73.5 | Content text, not long reading |
| #AC5B33 text on black | 4.29:1 | AA large text | Lc -28.2 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EBD4C9
oklch(88.6% 0.03 47.3)
-
Step 300
300
#DFB7A4
oklch(81% 0.053 46.8)
-
Step 400
400
#CE9073
oklch(70.8% 0.086 45.9)
-
Step 500
500
#C0734F
oklch(63.2% 0.11 45.3)
-
Step 600
600 (this color)
#AC5B33
oklch(56% 0.119 45.5)
-
Step 700
700
#924924
oklch(49% 0.11 45.5)
-
Step 800
800
#773D20
oklch(42.8% 0.091 45.7)
-
Step 900
900
#60341F
oklch(37.6% 0.071 45.4)
-
Step 950
950
#391F13
oklch(27.1% 0.046 45.1)
#AC5B33 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) | #71662F | 0.108 |
| Deuteranopia (no green cones) | #857832 | 0.098 |
| Tritanopia (no blue cones) | #BC4B52 | 0.066 |
| Achromatopsia (no color) | #717171 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC5B33
#AC5B33
oklch(56% 0.119 45.5)
- #0080A3
#0080A3
oklch(55.8% 0.106 225.5)
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 #AC5B33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.027
- Burnt Siena #B75203 ΔE 0.032
- Copper #B66325 ΔE 0.033
- Cinnamon #AC4F06 ΔE 0.033
- Raw Umber #A75E09 ΔE 0.033
- Sienna #A0522D ΔE 0.033
- Orangey Brown #B16002 ΔE 0.035
- Sepia #985E2B ΔE 0.039
Use #AC5B33 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.