#AC646A
Closest named color: Dusky Rose (#BA6873). oklch(58.6% 0.093 15), rgb(172, 100, 106).
Aa
Black text reads best on this color (4.78:1).
About this color
#AC646A is a medium-dark, moderately saturated red. In OKLCH its lightness is 59%, its chroma 0.093 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Dusky Rose (#BA6873), ΔE 0.030 away. Black text reads best on it, at 4.78:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Dusky Rose (#BA6873) |
| Black text | 4.78:1 |
| White text | 4.38:1 |
Values
| HEX | #AC646A |
| RGB | rgb(172, 100, 106) |
| HSL | hsl(355, 30%, 53%) |
| OKLCH | oklch(58.6% 0.093 15) |
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 #AC646A | 4.38:1 | AA large text | Lc -75.7 | Fine for body text |
| Black text on #AC646A | 4.78:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #AC646A text on white | 4.38:1 | AA large text | Lc 70.2 | Content text, not long reading |
| #AC646A text on black | 4.78:1 | AA | Lc -31.5 | Non-text elements, placeholder text |
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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F2E7E7
oklch(93.7% 0.012 17.4)
-
Step 200
200
#E8D3D4
oklch(88.4% 0.023 14.3)
-
Step 300
300
#DAB6B8
oklch(80.8% 0.042 14.3)
-
Step 400
400
#C79093
oklch(70.7% 0.067 15.3)
-
Step 500
500
#B77479
oklch(63.1% 0.085 14.9)
-
Step 600
600 (this color)
#AC646A
oklch(58.6% 0.093 15)
-
Step 700
700
#8B4B51
oklch(49.1% 0.087 14.8)
-
Step 800
800
#713E42
oklch(42.8% 0.071 15.5)
-
Step 900
900
#5C3538
oklch(37.8% 0.056 15.1)
-
Step 950
950
#361F21
oklch(27% 0.036 14.1)
#AC646A 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) | #72706A | 0.100 |
| Deuteranopia (no green cones) | #837E69 | 0.094 |
| Tritanopia (no blue cones) | #B95C66 | 0.027 |
| Achromatopsia (no color) | #787878 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC646A
#AC646A
oklch(58.6% 0.093 15)
- #1E8D8D
#1E8D8D
oklch(58.6% 0.093 194.9)
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 #AC646A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Rose #BA6873 ΔE 0.030
- Mauve #AE7181 ΔE 0.039
- Pinkish Brown #B17261 ΔE 0.044
- Clay #B66A50 ΔE 0.047
- Reddish Grey #997570 ΔE 0.050
- Dusty Rose #C0737A ΔE 0.055
- Dark Rose #B5485D ΔE 0.060
- Indian Red #CD5C5C ΔE 0.061
Use #AC646A 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.