#A55AA5
Closest named color: Amethyst (#9B5FC0). oklch(58.2% 0.139 327.2), rgb(165, 90, 165).
Aa
Black text reads best on this color (4.60:1).
About this color
#A55AA5 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.139 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.045 away. Black text reads best on it, at 4.60:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.60:1 |
| White text | 4.55:1 |
Values
| HEX | #A55AA5 |
| RGB | rgb(165, 90, 165) |
| HSL | hsl(300, 29%, 50%) |
| OKLCH | oklch(58.2% 0.139 327.2) |
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 #A55AA5 | 4.55:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #A55AA5 | 4.60:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #A55AA5 text on white | 4.55:1 | AA | Lc 71.3 | Content text, not long reading |
| #A55AA5 text on black | 4.60:1 | AA | Lc -30.3 | 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 600.
-
Step 50
50
#F9F4F8
oklch(97.2% 0.007 332.1)
-
Step 100
100
#F1E6F0
oklch(93.6% 0.018 328.5)
-
Step 200
200
#E6D2E5
oklch(88.6% 0.034 327.4)
-
Step 300
300
#D7B3D6
oklch(80.9% 0.063 327)
-
Step 400
400
#C28AC1
oklch(70.7% 0.1 327.2)
-
Step 500
500
#B26CB1
oklch(63.2% 0.127 327.5)
-
Step 600
600 (this color)
#A55AA5
oklch(58.2% 0.139 327.2)
-
Step 700
700
#864286
oklch(49.1% 0.13 327.3)
-
Step 800
800
#6D376D
oklch(42.7% 0.107 327.2)
-
Step 900
900
#583058
oklch(37.6% 0.083 327.1)
-
Step 950
950
#341D34
oklch(27.1% 0.052 326.9)
#A55AA5 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) | #5470A8 | 0.133 |
| Deuteranopia (no green cones) | #6979A3 | 0.119 |
| Tritanopia (no blue cones) | #A96278 | 0.079 |
| Achromatopsia (no color) | #767676 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55AA5
#A55AA5
oklch(58.2% 0.139 327.2)
- #369047
#369047
oklch(58.2% 0.138 147.2)
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 #A55AA5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.045
- Dark Lilac #9C6DA5 ΔE 0.047
- Soft Purple #A66FB5 ΔE 0.051
- Deep Lavender #8D5EB7 ΔE 0.051
- Light Plum #9D5783 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.057
- Faded Purple #916E99 ΔE 0.064
- Dark Lavender #856798 ΔE 0.067
Use #A55AA5 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.