#A66B79
Closest named color: Mauve (#AE7181). oklch(59.5% 0.077 4.2), rgb(166, 107, 121).
Aa
Black text reads best on this color (5.00:1).
About this color
#A66B79 is a medium-dark, moderately saturated red. In OKLCH its lightness is 59%, its chroma 0.077 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.023 away. Black text reads best on it, at 5.00:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.00:1 |
| White text | 4.19:1 |
Values
| HEX | #A66B79 |
| RGB | rgb(166, 107, 121) |
| HSL | hsl(346, 25%, 54%) |
| OKLCH | oklch(59.5% 0.077 4.2) |
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 #A66B79 | 4.19:1 | AA large text | Lc -74.3 | Content text, not long reading |
| Black text on #A66B79 | 5.00:1 | AA | Lc 35.3 | Non-text elements, placeholder text |
| #A66B79 text on white | 4.19:1 | AA large text | Lc 68.8 | Content text, not long reading |
| #A66B79 text on black | 5.00:1 | AA | Lc -32.8 | 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 500.
-
Step 50
50
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E9
oklch(93.6% 0.011 3.5)
-
Step 200
200
#E6D4D7
oklch(88.5% 0.02 6)
-
Step 300
300
#D7B7BD
oklch(80.9% 0.038 5.2)
-
Step 400
400
#C2919C
oklch(70.7% 0.061 3.9)
-
Step 500
500 (this color)
#A66B79
oklch(59.5% 0.077 4.2)
-
Step 600
600
#9D5E6D
oklch(55.7% 0.084 4.8)
-
Step 700
700
#864D5B
oklch(49.1% 0.079 4.5)
-
Step 800
800
#6D3F4B
oklch(42.7% 0.066 3.4)
-
Step 900
900
#58363E
oklch(37.6% 0.05 4.4)
-
Step 950
950
#342024
oklch(27% 0.032 6.3)
#A66B79 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) | #747579 | 0.084 |
| Deuteranopia (no green cones) | #828078 | 0.079 |
| Tritanopia (no blue cones) | #B06770 | 0.021 |
| Achromatopsia (no color) | #7C7C7C | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66B79
#A66B79
oklch(59.5% 0.077 4.2)
- #418E84
#418E84
oklch(59.5% 0.078 184.1)
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 #A66B79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.023
- Dusky Rose #BA6873 ΔE 0.036
- Reddish Grey #997570 ΔE 0.039
- Pinkish Brown #B17261 ΔE 0.049
- Dusty Rose #C0737A ΔE 0.053
- Purple Grey #866F85 ΔE 0.055
- English Lavender #9D8189 ΔE 0.056
- Purpley Grey #947E94 ΔE 0.058
Use #A66B79 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.