#A451A1
Closest named color: Amethyst (#9B5FC0). oklch(56.6% 0.15 328.7), rgb(164, 81, 161).
Aa
White text reads best on this color (4.91:1).
About this color
#A451A1 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.150 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.053 away. White text reads best on it, at 4.91:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #A451A1 |
| RGB | rgb(164, 81, 161) |
| HSL | hsl(302, 34%, 48%) |
| OKLCH | oklch(56.6% 0.15 328.7) |
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 #A451A1 | 4.91:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #A451A1 | 4.27:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #A451A1 text on white | 4.91:1 | AA | Lc 73.6 | Content text, not long reading |
| #A451A1 text on black | 4.27:1 | AA large text | Lc -28.1 | 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
#F2E5F0
oklch(93.5% 0.02 330.7)
-
Step 200
200
#E8D1E6
oklch(88.6% 0.038 328.6)
-
Step 300
300
#DAB2D6
oklch(81% 0.067 329.5)
-
Step 400
400
#C688C2
oklch(70.8% 0.108 328.9)
-
Step 500
500
#B668B2
oklch(63% 0.138 328.9)
-
Step 600
600 (this color)
#A451A1
oklch(56.6% 0.15 328.7)
-
Step 700
700
#8A3E87
oklch(49.1% 0.14 329)
-
Step 800
800
#70346E
oklch(42.7% 0.116 328.6)
-
Step 900
900
#5B2E59
oklch(37.7% 0.09 328.8)
-
Step 950
950
#351B34
oklch(26.9% 0.058 328.4)
#A451A1 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) | #4B69A4 | 0.147 |
| Deuteranopia (no green cones) | #63749F | 0.131 |
| Tritanopia (no blue cones) | #A95972 | 0.082 |
| Achromatopsia (no color) | #707070 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A451A1
#A451A1
oklch(56.6% 0.15 328.7)
- #1D8D40
#1D8D40
oklch(56.6% 0.149 148.7)
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 #A451A1, closest first.
No curated palette has a color within ΔE 0.04 of #A451A1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.053
- Light Plum #9D5783 ΔE 0.054
- Deep Lavender #8D5EB7 ΔE 0.056
- Purply #983FB2 ΔE 0.057
- Dark Lilac #9C6DA5 ΔE 0.065
- Soft Purple #A66FB5 ΔE 0.070
- Light Eggplant #894585 ΔE 0.071
- Deep Lilac #966EBD ΔE 0.074
Use #A451A1 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.