#A55FB4
Closest named color: Amethyst (#9B5FC0). oklch(59.7% 0.145 320.4), rgb(165, 95, 180).
Aa
Black text reads best on this color (4.89:1).
About this color
#A55FB4 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.145 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.026 away. Black text reads best on it, at 4.89:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.89:1 |
| White text | 4.28:1 |
Values
| HEX | #A55FB4 |
| RGB | rgb(165, 95, 180) |
| HSL | hsl(289, 36%, 54%) |
| OKLCH | oklch(59.7% 0.145 320.4) |
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 #A55FB4 | 4.28:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #A55FB4 | 4.89:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #A55FB4 text on white | 4.28:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #A55FB4 text on black | 4.89:1 | AA | Lc -32.3 | 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
#F0E6F3
oklch(93.7% 0.02 318.4)
-
Step 200
200
#E5D1EA
oklch(88.5% 0.04 319.5)
-
Step 300
300
#D6B2DD
oklch(80.9% 0.071 320.8)
-
Step 400
400
#C089CC
oklch(70.7% 0.113 320.3)
-
Step 500
500 (this color)
#A55FB4
oklch(59.7% 0.145 320.4)
-
Step 600
600
#9B4FAB
oklch(55.6% 0.157 320.4)
-
Step 700
700
#843F93
oklch(49.1% 0.147 320.2)
-
Step 800
800
#6C3577
oklch(42.8% 0.121 320.7)
-
Step 900
900
#572F60
oklch(37.7% 0.093 320)
-
Step 950
950
#331C38
oklch(27% 0.059 320.3)
#A55FB4 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) | #5275B7 | 0.132 |
| Deuteranopia (no green cones) | #667DB2 | 0.118 |
| Tritanopia (no blue cones) | #A66A81 | 0.091 |
| Achromatopsia (no color) | #7A7A7A | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55FB4
#A55FB4
oklch(59.7% 0.145 320.4)
- #4A943A
#4A943A
oklch(59.8% 0.146 140.2)
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 #A55FB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.026
- Soft Purple #A66FB5 ΔE 0.038
- Deep Lilac #966EBD ΔE 0.041
- Deep Lavender #8D5EB7 ΔE 0.043
- Dark Lilac #9C6DA5 ΔE 0.047
- Medium Orchid #BA55D3 ΔE 0.064
- Faded Purple #916E99 ΔE 0.070
- Medium Purple #9370DB ΔE 0.070
Use #A55FB4 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.