#AC542B
Closest named color: Cinnamon (#AC4F06). oklch(54.7% 0.128 43.9), rgb(172, 84, 43).
Aa
White text reads best on this color (5.17:1).
About this color
#AC542B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.128 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.021 away. White text reads best on it, at 5.17:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #AC542B |
| RGB | rgb(172, 84, 43) |
| HSL | hsl(19, 60%, 42%) |
| OKLCH | oklch(54.7% 0.128 43.9) |
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 #AC542B | 5.17:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #AC542B | 4.05:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #AC542B text on white | 5.17:1 | AA | Lc 75.1 | Fine for body text |
| #AC542B text on black | 4.05:1 | AA large text | Lc -26.6 | 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
#ECD3C8
oklch(88.5% 0.032 45.3)
-
Step 300
300
#E2B5A3
oklch(80.9% 0.058 42.9)
-
Step 400
400
#D18E71
oklch(70.7% 0.092 44.2)
-
Step 500
500
#C4704C
oklch(63.1% 0.118 43.4)
-
Step 600
600 (this color)
#AC542B
oklch(54.7% 0.128 43.9)
-
Step 700
700
#964620
oklch(49% 0.119 43.8)
-
Step 800
800
#7A3A1D
oklch(42.7% 0.098 43.5)
-
Step 900
900
#63331D
oklch(37.8% 0.077 44.4)
-
Step 950
950
#3A1E12
oklch(27% 0.049 43.5)
#AC542B 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) | #6C6126 | 0.119 |
| Deuteranopia (no green cones) | #827529 | 0.109 |
| Tritanopia (no blue cones) | #BD424B | 0.067 |
| Achromatopsia (no color) | #6D6D6D | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC542B
#AC542B
oklch(54.7% 0.128 43.9)
- #007D9D
#007D9D
oklch(54.8% 0.103 223.9)
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 #AC542B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.021
- Sienna #A0522D ΔE 0.024
- Burnt Siena #B75203 ΔE 0.027
- Raw Umber #A75E09 ΔE 0.037
- Burnt Orange #C04E01 ΔE 0.040
- Earth #A2653E ΔE 0.040
- Brick Orange #C14A09 ΔE 0.041
- Sepia #985E2B ΔE 0.042
Use #AC542B 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.