#A55FD1
Closest named color: Amethyst (#9B5FC0). oklch(61.3% 0.177 310.6), rgb(165, 95, 209).
Aa
Black text reads best on this color (5.15:1).
About this color
#A55FD1 is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.177 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.031 away. Black text reads best on it, at 5.15:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.15:1 |
| White text | 4.07:1 |
Values
| HEX | #A55FD1 |
| RGB | rgb(165, 95, 209) |
| HSL | hsl(277, 55%, 60%) |
| OKLCH | oklch(61.3% 0.177 310.6) |
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 #A55FD1 | 4.07:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #A55FD1 | 5.15:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #A55FD1 text on white | 4.07:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #A55FD1 text on black | 5.15:1 | AA | Lc -34.1 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F7
oklch(93.7% 0.025 309.4)
-
Step 200
200
#E3D1F1
oklch(88.5% 0.047 310.5)
-
Step 300
300
#D2B1EA
oklch(80.8% 0.086 310.7)
-
Step 400
400
#BC86E0
oklch(70.7% 0.139 310.8)
-
Step 500
500 (this color)
#A55FD1
oklch(61.3% 0.177 310.6)
-
Step 600
600
#9648C4
oklch(55.6% 0.192 310.6)
-
Step 700
700
#8038AA
oklch(49.1% 0.179 310.5)
-
Step 800
800
#683089
oklch(42.7% 0.147 310.6)
-
Step 900
900
#552C6E
oklch(37.8% 0.115 310.7)
-
Step 950
950
#321A40
oklch(27% 0.073 311.6)
#A55FD1 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) | #3D7AD5 | 0.149 |
| Deuteranopia (no green cones) | #557FCE | 0.133 |
| Tritanopia (no blue cones) | #A0738F | 0.123 |
| Achromatopsia (no color) | #7E7E7E | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55FD1
#A55FD1
oklch(61.3% 0.177 310.6)
- #609600
#609600
oklch(61.2% 0.166 130.5)
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 #A55FD1, closest first.
No curated palette has a color within ΔE 0.04 of #A55FD1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.031
- Medium Orchid #BA55D3 ΔE 0.040
- Medium Purple #9370DB ΔE 0.047
- Deep Lilac #966EBD ΔE 0.055
- Lighter Purple #A55AF4 ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.063
- Light Urple #B36FF6 ΔE 0.067
Use #A55FD1 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.