#AC4C09
Closest named color: Cinnamon (#AC4F06). oklch(53.2% 0.143 47.2), rgb(172, 76, 9).
Aa
White text reads best on this color (5.53:1).
About this color
#AC4C09 is a medium-dark, vivid orange. In OKLCH its lightness is 53%, its chroma 0.143 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.007 away. White text reads best on it, at 5.53:1.
| Hue family | Oranges |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.79:1 |
| White text | 5.53:1 |
Values
| HEX | #AC4C09 |
| RGB | rgb(172, 76, 9) |
| HSL | hsl(25, 90%, 35%) |
| OKLCH | oklch(53.2% 0.143 47.2) |
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 #AC4C09 | 5.53:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #AC4C09 | 3.79:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #AC4C09 text on white | 5.53:1 | AA | Lc 77.0 | Fine for body text |
| #AC4C09 text on black | 3.79:1 | AA large text | Lc -24.8 | 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
#F5E6DF
oklch(93.5% 0.019 46.8)
-
Step 200
200
#EED3C5
oklch(88.6% 0.036 49.2)
-
Step 300
300
#E4B59D
oklch(80.9% 0.064 48.4)
-
Step 400
400
#D58C68
oklch(70.6% 0.102 46.8)
-
Step 500
500
#C86D3D
oklch(63% 0.131 46.9)
-
Step 600
600 (this color)
#AC4C09
oklch(53.2% 0.143 47.2)
-
Step 700
700
#9B4305
oklch(49.2% 0.133 47.1)
-
Step 800
800
#7E380C
oklch(42.8% 0.11 47.1)
-
Step 900
900
#653114
oklch(37.7% 0.085 47.2)
-
Step 950
950
#3C1D0D
oklch(27% 0.055 46.6)
#AC4C09 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) | #685B00 | 0.130 |
| Deuteranopia (no green cones) | #7F7103 | 0.119 |
| Tritanopia (no blue cones) | #BE3541 | 0.079 |
| Achromatopsia (no color) | #686868 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC4C09
#AC4C09
oklch(53.2% 0.143 47.2)
- #00779B
#00779B
oklch(53.2% 0.104 227.9)
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 #AC4C09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.007
- Burnt Siena #B75203 ΔE 0.027
- Sienna #A0522D ΔE 0.029
- Burnt Umber #A0450E ΔE 0.030
- Sinopia #BB3E03 ΔE 0.036
- Burnt Orange #C04E01 ΔE 0.040
- Brick Orange #C14A09 ΔE 0.041
- Raw Umber #A75E09 ΔE 0.041
Use #AC4C09 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.