#AC504B
Closest named color: Dusty Red (#B9484E). oklch(54.6% 0.122 25), rgb(172, 80, 75).
Aa
White text reads best on this color (5.24:1).
About this color
#AC504B is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.122 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.029 away. White text reads best on it, at 5.24:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 4.00:1 |
| White text | 5.24:1 |
Values
| HEX | #AC504B |
| RGB | rgb(172, 80, 75) |
| HSL | hsl(3, 39%, 48%) |
| OKLCH | oklch(54.6% 0.122 25) |
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 #AC504B | 5.24:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #AC504B | 4.00:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #AC504B text on white | 5.24:1 | AA | Lc 75.5 | Fine for body text |
| #AC504B text on black | 4.00:1 | AA large text | Lc -26.2 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F4E6E4
oklch(93.5% 0.016 27.3)
-
Step 200
200
#EDD2CF
oklch(88.5% 0.031 25.3)
-
Step 300
300
#E2B4AF
oklch(81% 0.054 25.5)
-
Step 400
400
#D28B85
oklch(70.7% 0.088 24.8)
-
Step 500
500
#C46D66
oklch(63.1% 0.112 25.5)
-
Step 600
600 (this color)
#AC504B
oklch(54.6% 0.122 25)
-
Step 700
700
#96433F
oklch(49% 0.113 24.9)
-
Step 800
800
#7A3834
oklch(42.7% 0.093 25.3)
-
Step 900
900
#63312D
oklch(37.8% 0.073 25.8)
-
Step 950
950
#3A1D1B
oklch(27% 0.046 24.7)
#AC504B 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) | #66604A | 0.128 |
| Deuteranopia (no green cones) | #7D7349 | 0.118 |
| Tritanopia (no blue cones) | #BB414F | 0.040 |
| Achromatopsia (no color) | #6C6C6C | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC504B
#AC504B
oklch(54.6% 0.122 25)
- #007F8A
#007F8A
oklch(54.4% 0.093 205.4)
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 #AC504B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.029
- Light Maroon #A24857 ΔE 0.037
- Dark Rose #B5485D ΔE 0.038
- Dull Red #BB3F3F ΔE 0.038
- Sienna #A0522D ΔE 0.045
- Light Burgundy #A8415B ΔE 0.048
- Cinnamon #AC4F06 ΔE 0.059
- Earth #A2653E ΔE 0.060
Use #AC504B 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.