#A55CC9
Closest named color: Amethyst (#9B5FC0). oklch(60.4% 0.173 313.3), rgb(165, 92, 201).
Aa
Black text reads best on this color (4.97:1).
About this color
#A55CC9 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.173 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.023 away. Black text reads best on it, at 4.97:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.97:1 |
| White text | 4.22:1 |
Values
| HEX | #A55CC9 |
| RGB | rgb(165, 92, 201) |
| HSL | hsl(280, 50%, 57%) |
| OKLCH | oklch(60.4% 0.173 313.3) |
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 #A55CC9 | 4.22:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #A55CC9 | 4.97:1 | AA | Lc 35.3 | Non-text elements, placeholder text |
| #A55CC9 text on white | 4.22:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #A55CC9 text on black | 4.97:1 | AA | Lc -32.9 | 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 500.
-
Step 50
50
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E5F6
oklch(93.6% 0.025 314)
-
Step 200
200
#E4D1F0
oklch(88.6% 0.047 312.5)
-
Step 300
300
#D4B1E8
oklch(80.9% 0.085 313.1)
-
Step 400
400
#BE86DC
oklch(70.7% 0.135 313.2)
-
Step 500
500 (this color)
#A55CC9
oklch(60.4% 0.173 313.3)
-
Step 600
600
#9948BF
oklch(55.6% 0.188 313.3)
-
Step 700
700
#8238A5
oklch(49% 0.175 313)
-
Step 800
800
#6A3086
oklch(42.8% 0.144 313)
-
Step 900
900
#562B6B
oklch(37.6% 0.113 313.3)
-
Step 950
950
#321A3F
oklch(26.9% 0.072 312.5)
#A55CC9 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) | #3F77CD | 0.151 |
| Deuteranopia (no green cones) | #587DC6 | 0.134 |
| Tritanopia (no blue cones) | #A26E8A | 0.116 |
| Achromatopsia (no color) | #7B7B7B | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55CC9
#A55CC9
oklch(60.4% 0.173 313.3)
- #559500
#559500
oklch(60.3% 0.17 133.1)
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 #A55CC9, closest first.
No curated palette has a color within ΔE 0.04 of #A55CC9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.023
- Medium Orchid #BA55D3 ΔE 0.042
- Deep Lavender #8D5EB7 ΔE 0.050
- Deep Lilac #966EBD ΔE 0.053
- Medium Purple #9370DB ΔE 0.055
- Soft Purple #A66FB5 ΔE 0.059
- Lighter Purple #A55AF4 ΔE 0.066
- Pinky Purple #C94CBE ΔE 0.070
Use #A55CC9 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.