#AD57A3
Closest named color: Amethyst (#9B5FC0). oklch(58.7% 0.147 331.8), rgb(173, 87, 163).
Aa
Black text reads best on this color (4.66:1).
About this color
#AD57A3 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.147 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.055 away. Black text reads best on it, at 4.66:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.66:1 |
| White text | 4.49:1 |
Values
| HEX | #AD57A3 |
| RGB | rgb(173, 87, 163) |
| HSL | hsl(307, 34%, 51%) |
| OKLCH | oklch(58.7% 0.147 331.8) |
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 #AD57A3 | 4.49:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #AD57A3 | 4.66:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #AD57A3 text on white | 4.49:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #AD57A3 text on black | 4.66:1 | AA | Lc -30.9 | 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 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
#E8D1E4
oklch(88.5% 0.036 331.6)
-
Step 300
300
#DBB1D4
oklch(80.8% 0.067 331.9)
-
Step 400
400
#C788BE
oklch(70.7% 0.105 331.8)
-
Step 500
500
#B868AE
oklch(63.1% 0.136 331.8)
-
Step 600
600 (this color)
#AD57A3
oklch(58.7% 0.147 331.8)
-
Step 700
700
#8B3E83
oklch(49% 0.137 331.6)
-
Step 800
800
#71346A
oklch(42.7% 0.113 331.9)
-
Step 900
900
#5C2E56
oklch(37.7% 0.088 332.2)
-
Step 950
950
#361B33
oklch(27% 0.057 331.2)
#AD57A3 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) | #546FA6 | 0.148 |
| Deuteranopia (no green cones) | #6D7BA1 | 0.131 |
| Tritanopia (no blue cones) | #B35D75 | 0.078 |
| Achromatopsia (no color) | #777777 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD57A3
#AD57A3
oklch(58.7% 0.147 331.8)
- #19944D
#19944D
oklch(58.7% 0.147 151.7)
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 #AD57A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.055
- Soft Purple #A66FB5 ΔE 0.056
- Dark Lilac #9C6DA5 ΔE 0.056
- Light Plum #9D5783 ΔE 0.058
- Deep Lavender #8D5EB7 ΔE 0.065
- Deep Lilac #966EBD ΔE 0.068
- Pinky Purple #C94CBE ΔE 0.068
- Faded Purple #916E99 ΔE 0.075
Use #AD57A3 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.