#A66EED
Closest named color: Light Urple (#B36FF6). oklch(65.3% 0.186 301.8), rgb(166, 110, 237).
Aa
Black text reads best on this color (6.07:1).
About this color
#A66EED is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.186 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.026 away. Black text reads best on it, at 6.07:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.186) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.07:1 |
| White text | 3.45:1 |
Values
| HEX | #A66EED |
| RGB | rgb(166, 110, 237) |
| HSL | hsl(266, 78%, 68%) |
| OKLCH | oklch(65.3% 0.186 301.8) |
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 #A66EED | 3.45:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #A66EED | 6.07:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #A66EED text on white | 3.45:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #A66EED text on black | 6.07:1 | AA | Lc -39.9 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#DFD2F6
oklch(88.5% 0.051 301.8)
-
Step 300
300
#CBB3F2
oklch(80.9% 0.091 301.8)
-
Step 400
400
#B289EC
oklch(70.8% 0.146 301.9)
-
Step 500
500 (this color)
#A66EED
oklch(65.3% 0.186 301.8)
-
Step 600
600
#8B4AD3
oklch(55.6% 0.202 302)
-
Step 700
700
#763AB7
oklch(49.1% 0.188 301.8)
-
Step 800
800
#603194
oklch(42.7% 0.156 301.9)
-
Step 900
900
#4E2D76
oklch(37.7% 0.121 301.7)
-
Step 950
950
#2E1B45
oklch(27% 0.077 302.4)
#A66EED 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) | #3E89F1 | 0.138 |
| Deuteranopia (no green cones) | #5089EA | 0.126 |
| Tritanopia (no blue cones) | #9886A3 | 0.141 |
| Achromatopsia (no color) | #8A8A8A | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66EED
#A66EED
oklch(65.3% 0.186 301.8)
- #819E00
#819E00
oklch(65.3% 0.158 121.8)
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 #A66EED, closest first.
No curated palette has a color within ΔE 0.04 of #A66EED.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.026
- Medium Purple #9370DB ΔE 0.041
- Lighter Purple #A55AF4 ΔE 0.044
- Light Purple #BF77F6 ΔE 0.050
- Easter Purple #C071FE ΔE 0.051
- Periwinkle #8E82FE ΔE 0.058
- Bright Lavender #C760FF ΔE 0.066
- Medium Orchid #BA55D3 ΔE 0.067
Use #A66EED 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.