#A55FB1
Closest named color: Amethyst (#9B5FC0). oklch(59.6% 0.142 321.6), rgb(165, 95, 177).
Aa
Black text reads best on this color (4.87:1).
About this color
#A55FB1 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.142 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.030 away. Black text reads best on it, at 4.87:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.87:1 |
| White text | 4.31:1 |
Values
| HEX | #A55FB1 |
| RGB | rgb(165, 95, 177) |
| HSL | hsl(291, 34%, 53%) |
| OKLCH | oklch(59.6% 0.142 321.6) |
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 #A55FB1 | 4.31:1 | AA large text | Lc -75.0 | Fine for body text |
| Black text on #A55FB1 | 4.87:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #A55FB1 text on white | 4.31:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #A55FB1 text on black | 4.87:1 | AA | Lc -32.1 | 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
#F8F3F9
oklch(97% 0.01 320.5)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E6D1E9
oklch(88.5% 0.04 322)
-
Step 300
300
#D6B2DC
oklch(80.8% 0.07 321.5)
-
Step 400
400
#C189CA
oklch(70.7% 0.111 321.8)
-
Step 500
500 (this color)
#A55FB1
oklch(59.6% 0.142 321.6)
-
Step 600
600
#9B4FA8
oklch(55.5% 0.154 321.6)
-
Step 700
700
#853F91
oklch(49.1% 0.145 321.6)
-
Step 800
800
#6C3575
oklch(42.7% 0.119 321.8)
-
Step 900
900
#582F5F
oklch(37.8% 0.093 321.6)
-
Step 950
950
#331C37
oklch(26.9% 0.058 321.5)
#A55FB1 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) | #5475B4 | 0.130 |
| Deuteranopia (no green cones) | #677CAF | 0.116 |
| Tritanopia (no blue cones) | #A76980 | 0.087 |
| Achromatopsia (no color) | #7A7A7A | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55FB1
#A55FB1
oklch(59.6% 0.142 321.6)
- #48933E
#48933E
oklch(59.5% 0.142 141.4)
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 #A55FB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.030
- Soft Purple #A66FB5 ΔE 0.038
- Deep Lilac #966EBD ΔE 0.042
- Dark Lilac #9C6DA5 ΔE 0.044
- Deep Lavender #8D5EB7 ΔE 0.044
- Faded Purple #916E99 ΔE 0.067
- Medium Orchid #BA55D3 ΔE 0.068
- Light Plum #9D5783 ΔE 0.071
Use #A55FB1 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.