#A455A1
Closest named color: Light Plum (#9D5783). oklch(57.1% 0.143 328.7), rgb(164, 85, 161).
Aa
White text reads best on this color (4.78:1).
About this color
#A455A1 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.143 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.050 away. White text reads best on it, at 4.78:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.39:1 |
| White text | 4.78:1 |
Values
| HEX | #A455A1 |
| RGB | rgb(164, 85, 161) |
| HSL | hsl(302, 32%, 49%) |
| OKLCH | oklch(57.1% 0.143 328.7) |
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 #A455A1 | 4.78:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #A455A1 | 4.39:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #A455A1 text on white | 4.78:1 | AA | Lc 72.8 | Content text, not long reading |
| #A455A1 text on black | 4.39:1 | AA large text | Lc -28.9 | Dividers and decoration only |
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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F1E6F0
oklch(93.6% 0.018 328.5)
-
Step 200
200
#E7D1E5
oklch(88.5% 0.036 328.7)
-
Step 300
300
#D8B2D5
oklch(80.8% 0.064 328.7)
-
Step 400
400
#C489C0
oklch(70.6% 0.103 328.9)
-
Step 500
500
#B46AB1
oklch(63.1% 0.132 328.5)
-
Step 600
600 (this color)
#A455A1
oklch(57.1% 0.143 328.7)
-
Step 700
700
#884185
oklch(49.2% 0.132 329)
-
Step 800
800
#6E366C
oklch(42.7% 0.109 328.6)
-
Step 900
900
#5A2F58
oklch(37.7% 0.087 328.8)
-
Step 950
950
#351C33
oklch(27% 0.054 329.9)
#A455A1 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) | #4F6CA4 | 0.140 |
| Deuteranopia (no green cones) | #66769F | 0.125 |
| Tritanopia (no blue cones) | #A95C73 | 0.080 |
| Achromatopsia (no color) | #727272 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A455A1
#A455A1
oklch(57.1% 0.143 328.7)
- #288E45
#288E45
oklch(57.2% 0.143 148.8)
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 #A455A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.050
- Amethyst #9B5FC0 ΔE 0.051
- Deep Lavender #8D5EB7 ΔE 0.053
- Dark Lilac #9C6DA5 ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.062
- Purply #983FB2 ΔE 0.065
- Deep Lilac #966EBD ΔE 0.067
- Dark Lavender #856798 ΔE 0.070
Use #A455A1 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.