#A66FB2
Closest named color: Soft Purple (#A66FB5). oklch(62.3% 0.115 320.3), rgb(166, 111, 178).
Aa
Black text reads best on this color (5.53:1).
About this color
#A66FB2 is a medium-light, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.115 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.005 away. Black text reads best on it, at 5.53:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #A66FB2 |
| RGB | rgb(166, 111, 178) |
| HSL | hsl(289, 30%, 57%) |
| OKLCH | oklch(62.3% 0.115 320.3) |
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 #A66FB2 | 3.79:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #A66FB2 | 5.53:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #A66FB2 text on white | 3.79:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #A66FB2 text on black | 5.53:1 | AA | Lc -36.4 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE7F1
oklch(93.7% 0.016 319.4)
-
Step 200
200
#E3D3E6
oklch(88.5% 0.031 320.9)
-
Step 300
300
#D1B5D8
oklch(80.8% 0.057 319.5)
-
Step 400
400
#BA8EC4
oklch(70.7% 0.091 320)
-
Step 500
500 (this color)
#A66FB2
oklch(62.3% 0.115 320.3)
-
Step 600
600
#9358A0
oklch(55.5% 0.126 320.2)
-
Step 700
700
#7D4889
oklch(49% 0.117 320)
-
Step 800
800
#663C6F
oklch(42.7% 0.095 320.4)
-
Step 900
900
#53335A
oklch(37.6% 0.076 320.2)
-
Step 950
950
#311E35
oklch(27% 0.049 320.5)
#A66FB2 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) | #667FB4 | 0.101 |
| Deuteranopia (no green cones) | #7485B0 | 0.092 |
| Tritanopia (no blue cones) | #A77788 | 0.074 |
| Achromatopsia (no color) | #838383 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66FB2
#A66FB2
oklch(62.3% 0.115 320.3)
- #5F9854
#5F9854
oklch(62.3% 0.115 140.5)
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 #A66FB2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.005
- Dark Lilac #9C6DA5 ΔE 0.026
- Deep Lilac #966EBD ΔE 0.033
- Wisteria #A87DC2 ΔE 0.038
- Faded Purple #916E99 ΔE 0.053
- Amethyst #9B5FC0 ΔE 0.054
- Heather #A484AC ΔE 0.058
- Deep Lavender #8D5EB7 ΔE 0.066
Use #A66FB2 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.