#AA51A2
Closest named color: Amethyst (#9B5FC0). oklch(57.4% 0.154 330.9), rgb(170, 81, 162).
Aa
White text reads best on this color (4.76:1).
About this color
#AA51A2 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.154 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.056 away. White text reads best on it, at 4.76:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.40:1 |
| White text | 4.76:1 |
Values
| HEX | #AA51A2 |
| RGB | rgb(170, 81, 162) |
| HSL | hsl(305, 35%, 49%) |
| OKLCH | oklch(57.4% 0.154 330.9) |
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 #AA51A2 | 4.76:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #AA51A2 | 4.40:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #AA51A2 text on white | 4.76:1 | AA | Lc 72.6 | Content text, not long reading |
| #AA51A2 text on black | 4.40:1 | AA large text | Lc -29.1 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E5F0
oklch(93.5% 0.02 330.7)
-
Step 200
200
#E9D0E5
oklch(88.4% 0.039 331.2)
-
Step 300
300
#DBB1D6
oklch(80.9% 0.069 330.2)
-
Step 400
400
#C886C1
oklch(70.6% 0.112 330.4)
-
Step 500
500
#B966B1
oklch(63.1% 0.143 330.7)
-
Step 600
600 (this color)
#AA51A2
oklch(57.4% 0.154 330.9)
-
Step 700
700
#8C3C86
oklch(49.1% 0.144 330.5)
-
Step 800
800
#72326D
oklch(42.7% 0.12 330.5)
-
Step 900
900
#5D2D58
oklch(37.8% 0.093 331.2)
-
Step 950
950
#361B34
oklch(27% 0.058 329.8)
#AA51A2 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) | #4D6BA5 | 0.155 |
| Deuteranopia (no green cones) | #67779F | 0.138 |
| Tritanopia (no blue cones) | #B05872 | 0.083 |
| Achromatopsia (no color) | #737373 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA51A2
#AA51A2
oklch(57.4% 0.154 330.9)
- #029145
#029145
oklch(57.5% 0.155 150.9)
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 #AA51A2, closest first.
No curated palette has a color within ΔE 0.04 of #AA51A2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.056
- Light Plum #9D5783 ΔE 0.058
- Deep Lavender #8D5EB7 ΔE 0.063
- Purply #983FB2 ΔE 0.063
- Dark Lilac #9C6DA5 ΔE 0.067
- Soft Purple #A66FB5 ΔE 0.068
- Pinky Purple #C94CBE ΔE 0.071
- Purpley Pink #C83CB9 ΔE 0.073
Use #AA51A2 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.