#AA66CE
Closest named color: Amethyst (#9B5FC0). oklch(62.7% 0.164 312.7), rgb(170, 102, 206).
Aa
Black text reads best on this color (5.50:1).
About this color
#AA66CE is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.164 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.037 away. Black text reads best on it, at 5.50:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.50:1 |
| White text | 3.81:1 |
Values
| HEX | #AA66CE |
| RGB | rgb(170, 102, 206) |
| HSL | hsl(279, 51%, 60%) |
| OKLCH | oklch(62.7% 0.164 312.7) |
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 #AA66CE | 3.81:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #AA66CE | 5.50:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #AA66CE text on white | 3.81:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #AA66CE text on black | 5.50:1 | AA | Lc -36.3 | 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
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E3D1EF
oklch(88.4% 0.045 312)
-
Step 300
300
#D3B2E6
oklch(80.9% 0.08 313)
-
Step 400
400
#BC88DA
oklch(70.7% 0.128 312.5)
-
Step 500
500 (this color)
#AA66CE
oklch(62.7% 0.164 312.7)
-
Step 600
600
#964CBC
oklch(55.6% 0.177 312.5)
-
Step 700
700
#803CA2
oklch(49.1% 0.165 312.6)
-
Step 800
800
#683283
oklch(42.6% 0.137 312.8)
-
Step 900
900
#552D69
oklch(37.7% 0.107 313.2)
-
Step 950
950
#321B3E
oklch(27% 0.069 313)
#AA66CE 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) | #4D7FD2 | 0.139 |
| Deuteranopia (no green cones) | #6284CB | 0.124 |
| Tritanopia (no blue cones) | #A77791 | 0.112 |
| Achromatopsia (no color) | #828282 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA66CE
#AA66CE
oklch(62.7% 0.164 312.7)
- #5F9C1D
#5F9C1D
oklch(62.7% 0.165 132.8)
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 #AA66CE, closest first.
No curated palette has a color within ΔE 0.04 of #AA66CE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.037
- Medium Orchid #BA55D3 ΔE 0.043
- Medium Purple #9370DB ΔE 0.045
- Deep Lilac #966EBD ΔE 0.047
- Soft Purple #A66FB5 ΔE 0.048
- Wisteria #A87DC2 ΔE 0.062
- Light Urple #B36FF6 ΔE 0.062
- Deep Lavender #8D5EB7 ΔE 0.064
Use #AA66CE 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.