#AA51A6
Closest named color: Amethyst (#9B5FC0). oklch(57.6% 0.158 329.1), rgb(170, 81, 166).
Aa
White text reads best on this color (4.73:1).
About this color
#AA51A6 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.158 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.052 away. White text reads best on it, at 4.73:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #AA51A6 |
| RGB | rgb(170, 81, 166) |
| HSL | hsl(303, 35%, 49%) |
| OKLCH | oklch(57.6% 0.158 329.1) |
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 #AA51A6 | 4.73:1 | AA | Lc -77.8 | Fine for body text |
| Black text on #AA51A6 | 4.43:1 | AA large text | Lc 31.7 | Non-text elements, placeholder text |
| #AA51A6 text on white | 4.73:1 | AA | Lc 72.4 | Content text, not long reading |
| #AA51A6 text on black | 4.43:1 | AA large text | Lc -29.3 | Dividers and decoration only |
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 600.
-
Step 50
50
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F2E5F1
oklch(93.6% 0.021 328.1)
-
Step 200
200
#E9D0E6
oklch(88.5% 0.04 329.8)
-
Step 300
300
#DBB1D7
oklch(80.9% 0.07 329.3)
-
Step 400
400
#C886C3
oklch(70.7% 0.114 329.3)
-
Step 500
500
#B866B4
oklch(63.1% 0.145 328.9)
-
Step 600
600 (this color)
#AA51A6
oklch(57.6% 0.158 329.1)
-
Step 700
700
#8C3B89
oklch(49.1% 0.148 329)
-
Step 800
800
#72326F
oklch(42.8% 0.122 329.3)
-
Step 900
900
#5C2D5A
oklch(37.7% 0.094 328.8)
-
Step 950
950
#361B35
oklch(27.1% 0.06 328.4)
#AA51A6 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) | #4B6CA9 | 0.157 |
| Deuteranopia (no green cones) | #6677A3 | 0.139 |
| Tritanopia (no blue cones) | #AF5A74 | 0.088 |
| Achromatopsia (no color) | #737373 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA51A6
#AA51A6
oklch(57.6% 0.158 329.1)
- #0E9140
#0E9140
oklch(57.5% 0.158 149.2)
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 #AA51A6, closest first.
No curated palette has a color within ΔE 0.04 of #AA51A6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.052
- Purply #983FB2 ΔE 0.060
- Deep Lavender #8D5EB7 ΔE 0.060
- Light Plum #9D5783 ΔE 0.063
- Soft Purple #A66FB5 ΔE 0.067
- Pinky Purple #C94CBE ΔE 0.067
- Dark Lilac #9C6DA5 ΔE 0.068
- Purpley Pink #C83CB9 ΔE 0.070
Use #AA51A6 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.