#A66CA2
Closest named color: Dark Lilac (#9C6DA5). oklch(61.1% 0.104 329.2), rgb(166, 108, 162).
Aa
Black text reads best on this color (5.28:1).
About this color
#A66CA2 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 61%, its chroma 0.104 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lilac (#9C6DA5), ΔE 0.017 away. Black text reads best on it, at 5.28:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Dark Lilac (#9C6DA5) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #A66CA2 |
| RGB | rgb(166, 108, 162) |
| HSL | hsl(304, 25%, 54%) |
| OKLCH | oklch(61.1% 0.104 329.2) |
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 #A66CA2 | 3.97:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #A66CA2 | 5.28:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #A66CA2 text on white | 3.97:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #A66CA2 text on black | 5.28:1 | AA | Lc -34.8 | 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
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#F0E6EF
oklch(93.5% 0.016 328.8)
-
Step 200
200
#E4D3E2
oklch(88.5% 0.027 329.5)
-
Step 300
300
#D4B5D1
oklch(80.8% 0.052 329.2)
-
Step 400
400
#BD8EBA
oklch(70.6% 0.082 328.5)
-
Step 500
500 (this color)
#A66CA2
oklch(61.1% 0.104 329.2)
-
Step 600
600
#975993
oklch(55.5% 0.113 329.3)
-
Step 700
700
#81497E
oklch(49.1% 0.106 329)
-
Step 800
800
#693C66
oklch(42.7% 0.087 329.4)
-
Step 900
900
#553453
oklch(37.7% 0.067 328.9)
-
Step 950
950
#321F31
oklch(27.1% 0.042 328.5)
#A66CA2 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) | #697BA4 | 0.099 |
| Deuteranopia (no green cones) | #7882A0 | 0.089 |
| Tritanopia (no blue cones) | #AA7080 | 0.057 |
| Achromatopsia (no color) | #808080 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66CA2
#A66CA2
oklch(61.1% 0.104 329.2)
- #539561
#539561
oklch(61.2% 0.104 149.4)
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 #A66CA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lilac #9C6DA5 ΔE 0.017
- Soft Purple #A66FB5 ΔE 0.028
- Faded Purple #916E99 ΔE 0.039
- Deep Lilac #966EBD ΔE 0.049
- Wisteria #A87DC2 ΔE 0.056
- Mauve #AE7181 ΔE 0.058
- Heather #A484AC ΔE 0.059
- Dark Lavender #856798 ΔE 0.061
Use #A66CA2 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.