#A66A8A
Closest named color: Mauve (#AE7181). oklch(59.8% 0.087 346.8), rgb(166, 106, 138).
Aa
Black text reads best on this color (5.05:1).
About this color
#A66A8A is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.087 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.031 away. Black text reads best on it, at 5.05:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.087) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #A66A8A |
| RGB | rgb(166, 106, 138) |
| HSL | hsl(328, 25%, 53%) |
| OKLCH | oklch(59.8% 0.087 346.8) |
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 #A66A8A | 4.15:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #A66A8A | 5.05:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #A66A8A text on white | 4.15:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #A66A8A text on black | 5.05:1 | AA | Lc -33.2 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F1E7EB
oklch(93.7% 0.012 351)
-
Step 200
200
#E6D3DC
oklch(88.5% 0.024 347.2)
-
Step 300
300
#D6B6C6
oklch(80.9% 0.042 346.5)
-
Step 400
400
#C190A9
oklch(70.8% 0.068 346.9)
-
Step 500
500 (this color)
#A66A8A
oklch(59.8% 0.087 346.8)
-
Step 600
600
#9B5B7E
oklch(55.5% 0.095 346.7)
-
Step 700
700
#854B6B
oklch(49.2% 0.089 346.6)
-
Step 800
800
#6C3E57
oklch(42.8% 0.073 346.8)
-
Step 900
900
#583547
oklch(37.8% 0.057 348)
-
Step 950
950
#331F2A
oklch(26.9% 0.036 345.7)
#A66A8A 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) | #6F768B | 0.091 |
| Deuteranopia (no green cones) | #7D8088 | 0.085 |
| Tritanopia (no blue cones) | #AE6975 | 0.034 |
| Achromatopsia (no color) | #7C7C7C | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66A8A
#A66A8A
oklch(59.8% 0.087 346.8)
- #459075
#459075
oklch(59.7% 0.086 167.5)
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 #A66A8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.031
- Faded Purple #916E99 ΔE 0.041
- Dark Lilac #9C6DA5 ΔE 0.043
- Dusky Rose #BA6873 ΔE 0.048
- Light Plum #9D5783 ΔE 0.051
- Purpley Grey #947E94 ΔE 0.055
- Purple Grey #866F85 ΔE 0.056
- Reddish Grey #997570 ΔE 0.060
Use #A66A8A 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.