#A66FAA
Closest named color: Soft Purple (#A66FB5). oklch(62% 0.107 324.4), rgb(166, 111, 170).
Aa
Black text reads best on this color (5.47:1).
About this color
#A66FAA is a medium-dark, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.107 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.017 away. Black text reads best on it, at 5.47:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.47:1 |
| White text | 3.83:1 |
Values
| HEX | #A66FAA |
| RGB | rgb(166, 111, 170) |
| HSL | hsl(296, 26%, 55%) |
| OKLCH | oklch(62% 0.107 324.4) |
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 #A66FAA | 3.83:1 | AA large text | Lc -71.2 | Content text, not long reading |
| Black text on #A66FAA | 5.47:1 | AA | Lc 38.4 | Non-text elements, placeholder text |
| #A66FAA text on white | 3.83:1 | AA large text | Lc 65.7 | Content text, not long reading |
| #A66FAA text on black | 5.47:1 | AA | Lc -36.0 | 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
#EFE7F0
oklch(93.7% 0.015 322.3)
-
Step 200
200
#E3D3E4
oklch(88.5% 0.029 324)
-
Step 300
300
#D2B6D4
oklch(81% 0.052 324)
-
Step 400
400
#BB8FBE
oklch(70.7% 0.083 324.3)
-
Step 500
500 (this color)
#A66FAA
oklch(62% 0.107 324.4)
-
Step 600
600
#945A99
oklch(55.6% 0.115 324.1)
-
Step 700
700
#7E4983
oklch(49% 0.109 323.9)
-
Step 800
800
#673D6A
oklch(42.8% 0.088 324.6)
-
Step 900
900
#543456
oklch(37.7% 0.07 324.8)
-
Step 950
950
#311F32
oklch(27% 0.043 324.9)
#A66FAA 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) | #6A7EAC | 0.096 |
| Deuteranopia (no green cones) | #7785A8 | 0.089 |
| Tritanopia (no blue cones) | #A97585 | 0.064 |
| Achromatopsia (no color) | #828282 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66FAA
#A66FAA
oklch(62% 0.107 324.4)
- #5B975C
#5B975C
oklch(62% 0.107 144.5)
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 #A66FAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.017
- Dark Lilac #9C6DA5 ΔE 0.020
- Deep Lilac #966EBD ΔE 0.041
- Wisteria #A87DC2 ΔE 0.044
- Faded Purple #916E99 ΔE 0.045
- Heather #A484AC ΔE 0.054
- Amethyst #9B5FC0 ΔE 0.062
- Dusty Lavender #AC86A8 ΔE 0.063
Use #A66FAA 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.