#AC481D
Closest named color: Cinnamon (#AC4F06). oklch(52.8% 0.142 41.4), rgb(172, 72, 29).
Aa
White text reads best on this color (5.67:1).
About this color
#AC481D is a medium-dark, vivid orange. In OKLCH its lightness is 53%, its chroma 0.142 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.022 away. White text reads best on it, at 5.67:1.
| Hue family | Oranges |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.69:1 |
| White text | 5.67:1 |
Values
| HEX | #AC481D |
| RGB | rgb(172, 72, 29) |
| HSL | hsl(18, 71%, 39%) |
| OKLCH | oklch(52.8% 0.142 41.4) |
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 #AC481D | 5.67:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #AC481D | 3.69:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #AC481D text on white | 5.67:1 | AA | Lc 77.7 | Fine for body text |
| #AC481D text on black | 3.69:1 | AA large text | Lc -24.1 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E0
oklch(93.5% 0.018 43.2)
-
Step 200
200
#EFD2C7
oklch(88.5% 0.036 41.9)
-
Step 300
300
#E6B4A1
oklch(81% 0.064 41.8)
-
Step 400
400
#D78B6E
oklch(70.8% 0.102 41.6)
-
Step 500
500
#CA6B47
oklch(63% 0.131 41)
-
Step 600
600 (this color)
#AC481D
oklch(52.8% 0.142 41.4)
-
Step 700
700
#9C4119
oklch(49.1% 0.132 41.7)
-
Step 800
800
#7F3618
oklch(42.8% 0.11 41.2)
-
Step 900
900
#66301A
oklch(37.7% 0.085 41.9)
-
Step 950
950
#3C1C10
oklch(26.9% 0.054 40.9)
#AC481D 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) | #645916 | 0.138 |
| Deuteranopia (no green cones) | #7D6F19 | 0.124 |
| Tritanopia (no blue cones) | #BD3040 | 0.069 |
| Achromatopsia (no color) | #676767 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC481D
#AC481D
oklch(52.8% 0.142 41.4)
- #007793
#007793
oklch(52.8% 0.097 221.8)
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 #AC481D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.022
- Burnt Umber #A0450E ΔE 0.027
- Sienna #A0522D ΔE 0.028
- Sinopia #BB3E03 ΔE 0.031
- Burnt Siena #B75203 ΔE 0.036
- Russet #A13905 ΔE 0.040
- Brick Orange #C14A09 ΔE 0.043
- Rusty Red #AF2F0D ΔE 0.043
Use #AC481D 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.