#AC541B
Closest named color: Cinnamon (#AC4F06). oklch(54.6% 0.133 48.8), rgb(172, 84, 27).
Aa
White text reads best on this color (5.20:1).
About this color
#AC541B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.133 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.012 away. White text reads best on it, at 5.20:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 4.03:1 |
| White text | 5.20:1 |
Values
| HEX | #AC541B |
| RGB | rgb(172, 84, 27) |
| HSL | hsl(24, 73%, 39%) |
| OKLCH | oklch(54.6% 0.133 48.8) |
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 #AC541B | 5.20:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #AC541B | 4.03:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #AC541B text on white | 5.20:1 | AA | Lc 75.2 | Fine for body text |
| #AC541B text on black | 4.03:1 | AA large text | Lc -26.5 | 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
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#ECD3C6
oklch(88.4% 0.033 49.3)
-
Step 300
300
#E2B69F
oklch(81% 0.06 49)
-
Step 400
400
#D18E6B
oklch(70.6% 0.095 48.3)
-
Step 500
500
#C47142
oklch(63.2% 0.122 48.8)
-
Step 600
600 (this color)
#AC541B
oklch(54.6% 0.133 48.8)
-
Step 700
700
#974710
oklch(49.2% 0.124 48.9)
-
Step 800
800
#7A3B12
oklch(42.7% 0.102 49.3)
-
Step 900
900
#633317
oklch(37.8% 0.08 48.7)
-
Step 950
950
#3A1E0F
oklch(27% 0.05 47.8)
#AC541B 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) | #6D6011 | 0.118 |
| Deuteranopia (no green cones) | #837419 | 0.106 |
| Tritanopia (no blue cones) | #BD4049 | 0.077 |
| Achromatopsia (no color) | #6D6D6D | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC541B
#AC541B
oklch(54.6% 0.133 48.8)
- #007BA2
#007BA2
oklch(54.5% 0.108 229.2)
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 #AC541B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.012
- Burnt Siena #B75203 ΔE 0.021
- Sienna #A0522D ΔE 0.028
- Raw Umber #A75E09 ΔE 0.028
- Orangey Brown #B16002 ΔE 0.035
- Burnt Orange #C04E01 ΔE 0.037
- Sepia #985E2B ΔE 0.040
- Brick Orange #C14A09 ΔE 0.041
Use #AC541B 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.