#AD66CD
Closest named color: Amethyst (#9B5FC0). oklch(63% 0.164 314.4), rgb(173, 102, 205).
Aa
Black text reads best on this color (5.55:1).
About this color
#AD66CD is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.164 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.041 away. Black text reads best on it, at 5.55:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.55:1 |
| White text | 3.77:1 |
Values
| HEX | #AD66CD |
| RGB | rgb(173, 102, 205) |
| HSL | hsl(281, 51%, 60%) |
| OKLCH | oklch(63% 0.164 314.4) |
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 #AD66CD | 3.77:1 | AA large text | Lc -70.5 | Content text, not long reading |
| Black text on #AD66CD | 5.55:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #AD66CD text on white | 3.77:1 | AA large text | Lc 65.0 | Content text, not long reading |
| #AD66CD text on black | 5.55:1 | AA | Lc -36.7 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E6F5
oklch(93.7% 0.023 314.7)
-
Step 200
200
#E4D1EE
oklch(88.5% 0.044 314.1)
-
Step 300
300
#D4B2E5
oklch(81% 0.079 314.3)
-
Step 400
400
#BE87D8
oklch(70.7% 0.129 314.4)
-
Step 500
500 (this color)
#AD66CD
oklch(63% 0.164 314.4)
-
Step 600
600
#994BBA
oklch(55.7% 0.178 314.6)
-
Step 700
700
#823BA0
oklch(49.1% 0.165 314.4)
-
Step 800
800
#6A3282
oklch(42.8% 0.137 314.5)
-
Step 900
900
#562D68
oklch(37.7% 0.106 314.5)
-
Step 950
950
#321B3D
oklch(27% 0.067 313.9)
#AD66CD 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) | #4F7FD1 | 0.141 |
| Deuteranopia (no green cones) | #6485CA | 0.127 |
| Tritanopia (no blue cones) | #AB7690 | 0.111 |
| Achromatopsia (no color) | #838383 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD66CD
#AD66CD
oklch(63% 0.164 314.4)
- #5B9E25
#5B9E25
oklch(63.1% 0.165 134.6)
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 #AD66CD, closest first.
No curated palette has a color within ΔE 0.04 of #AD66CD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.041
- Medium Orchid #BA55D3 ΔE 0.041
- Soft Purple #A66FB5 ΔE 0.047
- Deep Lilac #966EBD ΔE 0.050
- Medium Purple #9370DB ΔE 0.050
- Wisteria #A87DC2 ΔE 0.061
- Light Urple #B36FF6 ΔE 0.062
- Pinky Purple #C94CBE ΔE 0.068
Use #AD66CD 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.