#A555BE
Closest named color: Amethyst (#9B5FC0). oklch(58.8% 0.172 317.5), rgb(165, 85, 190).
Aa
Black text reads best on this color (4.64:1).
About this color
#A555BE is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.172 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.026 away. Black text reads best on it, at 4.64:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.64:1 |
| White text | 4.52:1 |
Values
| HEX | #A555BE |
| RGB | rgb(165, 85, 190) |
| HSL | hsl(286, 45%, 54%) |
| OKLCH | oklch(58.8% 0.172 317.5) |
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 #A555BE | 4.52:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #A555BE | 4.64:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #A555BE text on white | 4.52:1 | AA | Lc 71.0 | Content text, not long reading |
| #A555BE text on black | 4.64:1 | AA | Lc -30.7 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E5F4
oklch(93.5% 0.023 317.1)
-
Step 200
200
#E5D1EC
oklch(88.5% 0.042 317.4)
-
Step 300
300
#D6B1E2
oklch(80.9% 0.079 317.8)
-
Step 400
400
#C087D3
oklch(70.7% 0.124 317.4)
-
Step 500
500
#B067C7
oklch(63.2% 0.158 317.7)
-
Step 600
600 (this color)
#A555BE
oklch(58.8% 0.172 317.5)
-
Step 700
700
#843C9B
oklch(49.2% 0.16 317.2)
-
Step 800
800
#6C327D
oklch(42.7% 0.132 318)
-
Step 900
900
#572D65
oklch(37.7% 0.103 317.1)
-
Step 950
950
#331B3B
oklch(27% 0.065 317.2)
#A555BE 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) | #3E71C1 | 0.158 |
| Deuteranopia (no green cones) | #5979BB | 0.139 |
| Tritanopia (no blue cones) | #A46581 | 0.111 |
| Achromatopsia (no color) | #767676 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A555BE
#A555BE
oklch(58.8% 0.172 317.5)
- #429213
#429213
oklch(58.6% 0.172 137.4)
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 #A555BE, closest first.
No curated palette has a color within ΔE 0.04 of #A555BE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.026
- Deep Lavender #8D5EB7 ΔE 0.047
- Medium Orchid #BA55D3 ΔE 0.049
- Purply #983FB2 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.061
- Soft Purple #A66FB5 ΔE 0.065
- Pinky Purple #C94CBE ΔE 0.066
- Purpley Pink #C83CB9 ΔE 0.072
Use #A555BE 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.