#A66EA7
Closest named color: Dark Lilac (#9C6DA5). oklch(61.7% 0.105 326.2), rgb(166, 110, 167).
Aa
Black text reads best on this color (5.40:1).
About this color
#A66EA7 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.105 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lilac (#9C6DA5), ΔE 0.018 away. Black text reads best on it, at 5.40:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Dark Lilac (#9C6DA5) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #A66EA7 |
| RGB | rgb(166, 110, 167) |
| HSL | hsl(299, 24%, 54%) |
| OKLCH | oklch(61.7% 0.105 326.2) |
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 #A66EA7 | 3.88:1 | AA large text | Lc -71.6 | Content text, not long reading |
| Black text on #A66EA7 | 5.40:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #A66EA7 text on white | 3.88:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #A66EA7 text on black | 5.40:1 | AA | Lc -35.5 | 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 500.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE7EF
oklch(93.7% 0.014 325.7)
-
Step 200
200
#E4D3E3
oklch(88.5% 0.028 327.6)
-
Step 300
300
#D3B6D3
oklch(81% 0.051 326)
-
Step 400
400
#BC8FBC
oklch(70.7% 0.082 326.4)
-
Step 500
500 (this color)
#A66EA7
oklch(61.7% 0.105 326.2)
-
Step 600
600
#955A97
oklch(55.6% 0.114 325.8)
-
Step 700
700
#7F4981
oklch(49% 0.107 325.8)
-
Step 800
800
#683D69
oklch(42.9% 0.088 326.2)
-
Step 900
900
#543455
oklch(37.7% 0.068 325.8)
-
Step 950
950
#311F32
oklch(27% 0.043 324.9)
#A66EA7 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) | #6A7DA9 | 0.096 |
| Deuteranopia (no green cones) | #7884A5 | 0.088 |
| Tritanopia (no blue cones) | #A97383 | 0.061 |
| Achromatopsia (no color) | #818181 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66EA7
#A66EA7
oklch(61.7% 0.105 326.2)
- #59965E
#59965E
oklch(61.7% 0.105 146)
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 #A66EA7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lilac #9C6DA5 ΔE 0.018
- Soft Purple #A66FB5 ΔE 0.021
- Faded Purple #916E99 ΔE 0.042
- Deep Lilac #966EBD ΔE 0.044
- Wisteria #A87DC2 ΔE 0.048
- Heather #A484AC ΔE 0.055
- Mauve #AE7181 ΔE 0.063
- Purpley Grey #947E94 ΔE 0.064
Use #A66EA7 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.