#AA66DE
Closest named color: Light Urple (#B36FF6). oklch(63.6% 0.182 308.2), rgb(170, 102, 222).
Aa
Black text reads best on this color (5.66:1).
About this color
#AA66DE is a medium-light, vivid purple. In OKLCH its lightness is 64%, its chroma 0.182 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.042 away. Black text reads best on it, at 5.66:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 5.66:1 |
| White text | 3.70:1 |
Values
| HEX | #AA66DE |
| RGB | rgb(170, 102, 222) |
| HSL | hsl(274, 65%, 64%) |
| OKLCH | oklch(63.6% 0.182 308.2) |
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 #AA66DE | 3.70:1 | AA large text | Lc -69.8 | Content text, not long reading |
| Black text on #AA66DE | 5.66:1 | AA | Lc 39.8 | Non-text elements, placeholder text |
| #AA66DE text on white | 3.70:1 | AA large text | Lc 64.3 | Content text, not long reading |
| #AA66DE text on black | 5.66:1 | AA | Lc -37.4 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE6F8
oklch(93.7% 0.026 308.2)
-
Step 200
200
#E2D1F3
oklch(88.5% 0.049 307.8)
-
Step 300
300
#D1B1ED
oklch(80.8% 0.09 308.7)
-
Step 400
400
#BA86E4
oklch(70.7% 0.143 308.6)
-
Step 500
500 (this color)
#AA66DE
oklch(63.6% 0.182 308.2)
-
Step 600
600
#9447CA
oklch(55.6% 0.199 308.3)
-
Step 700
700
#7E37AE
oklch(49% 0.184 308.4)
-
Step 800
800
#662F8D
oklch(42.6% 0.152 308.1)
-
Step 900
900
#532B71
oklch(37.6% 0.119 308)
-
Step 950
950
#311A42
oklch(27% 0.076 308.7)
#AA66DE 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) | #4082E2 | 0.149 |
| Deuteranopia (no green cones) | #5786DB | 0.134 |
| Tritanopia (no blue cones) | #A37C98 | 0.131 |
| Achromatopsia (no color) | #858585 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA66DE
#AA66DE
oklch(63.6% 0.182 308.2)
- #6C9D00
#6C9D00
oklch(63.7% 0.168 128.4)
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 #AA66DE, closest first.
No curated palette has a color within ΔE 0.04 of #AA66DE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.042
- Medium Purple #9370DB ΔE 0.043
- Medium Orchid #BA55D3 ΔE 0.043
- Lighter Purple #A55AF4 ΔE 0.045
- Amethyst #9B5FC0 ΔE 0.053
- Light Purple #BF77F6 ΔE 0.062
- Easter Purple #C071FE ΔE 0.064
- Deep Lilac #966EBD ΔE 0.065
Use #AA66DE 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.