#A66D8D
Closest named color: Mauve (#AE7181). oklch(60.5% 0.084 345.2), rgb(166, 109, 141).
Aa
Black text reads best on this color (5.19:1).
About this color
#A66D8D is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.084 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.028 away. Black text reads best on it, at 5.19:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.19:1 |
| White text | 4.04:1 |
Values
| HEX | #A66D8D |
| RGB | rgb(166, 109, 141) |
| HSL | hsl(326, 24%, 54%) |
| OKLCH | oklch(60.5% 0.084 345.2) |
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 #A66D8D | 4.04:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #A66D8D | 5.19:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #A66D8D text on white | 4.04:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #A66D8D text on black | 5.19:1 | AA | Lc -34.1 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EC
oklch(93.6% 0.012 342.6)
-
Step 200
200
#E5D3DC
oklch(88.4% 0.023 345.8)
-
Step 300
300
#D5B6C7
oklch(80.8% 0.042 343.9)
-
Step 400
400
#BF90AA
oklch(70.6% 0.066 344.6)
-
Step 500
500 (this color)
#A66D8D
oklch(60.5% 0.084 345.2)
-
Step 600
600
#995D7F
oklch(55.6% 0.09 345.4)
-
Step 700
700
#834C6C
oklch(49.1% 0.086 344.9)
-
Step 800
800
#6A3F58
oklch(42.7% 0.07 344.6)
-
Step 900
900
#573548
oklch(37.7% 0.056 345.5)
-
Step 950
950
#331F2A
oklch(26.9% 0.036 345.7)
#A66D8D 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) | #71798E | 0.087 |
| Deuteranopia (no green cones) | #7F828B | 0.081 |
| Tritanopia (no blue cones) | #AD6D78 | 0.034 |
| Achromatopsia (no color) | #7E7E7E | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66D8D
#A66D8D
oklch(60.5% 0.084 345.2)
- #4C9275
#4C9275
oklch(60.6% 0.085 164.8)
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 #A66D8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.028
- Faded Purple #916E99 ΔE 0.039
- Dark Lilac #9C6DA5 ΔE 0.041
- Purpley Grey #947E94 ΔE 0.049
- Dusky Rose #BA6873 ΔE 0.049
- Purple Grey #866F85 ΔE 0.056
- English Lavender #9D8189 ΔE 0.057
- Light Plum #9D5783 ΔE 0.058
Use #A66D8D 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.