#A55DBB
Closest named color: Amethyst (#9B5FC0). oklch(59.8% 0.156 317.9), rgb(165, 93, 187).
Aa
Black text reads best on this color (4.88:1).
About this color
#A55DBB is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.156 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.019 away. Black text reads best on it, at 4.88:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.88:1 |
| White text | 4.30:1 |
Values
| HEX | #A55DBB |
| RGB | rgb(165, 93, 187) |
| HSL | hsl(286, 41%, 55%) |
| OKLCH | oklch(59.8% 0.156 317.9) |
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 #A55DBB | 4.30:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #A55DBB | 4.88:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #A55DBB text on white | 4.30:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #A55DBB text on black | 4.88:1 | AA | Lc -32.2 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E5D1EC
oklch(88.5% 0.042 317.4)
-
Step 300
300
#D6B2E1
oklch(81% 0.076 318.2)
-
Step 400
400
#C087D2
oklch(70.6% 0.123 317.8)
-
Step 500
500 (this color)
#A55DBB
oklch(59.8% 0.156 317.9)
-
Step 600
600
#9B4CB2
oklch(55.6% 0.169 318.1)
-
Step 700
700
#843C99
oklch(49% 0.158 318)
-
Step 800
800
#6B337C
oklch(42.7% 0.129 317.7)
-
Step 900
900
#572D64
oklch(37.6% 0.102 317.7)
-
Step 950
950
#331B3B
oklch(27% 0.065 317.2)
#A55DBB 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) | #4B75BE | 0.140 |
| Deuteranopia (no green cones) | #617CB8 | 0.124 |
| Tritanopia (no blue cones) | #A56B83 | 0.102 |
| Achromatopsia (no color) | #7A7A7A | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55DBB
#A55DBB
oklch(59.8% 0.156 317.9)
- #4B942C
#4B942C
oklch(59.7% 0.156 137.9)
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 #A55DBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.019
- Deep Lavender #8D5EB7 ΔE 0.043
- Deep Lilac #966EBD ΔE 0.045
- Soft Purple #A66FB5 ΔE 0.046
- Medium Orchid #BA55D3 ΔE 0.054
- Dark Lilac #9C6DA5 ΔE 0.058
- Medium Purple #9370DB ΔE 0.065
- Purply #983FB2 ΔE 0.069
Use #A55DBB 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.