#A451AF
Closest named color: Amethyst (#9B5FC0). oklch(57.3% 0.163 322.8), rgb(164, 81, 175).
Aa
White text reads best on this color (4.80:1).
About this color
#A451AF is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.163 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.039 away. White text reads best on it, at 4.80:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.37:1 |
| White text | 4.80:1 |
Values
| HEX | #A451AF |
| RGB | rgb(164, 81, 175) |
| HSL | hsl(293, 37%, 50%) |
| OKLCH | oklch(57.3% 0.163 322.8) |
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 #A451AF | 4.80:1 | AA | Lc -78.3 | Fine for body text |
| Black text on #A451AF | 4.37:1 | AA large text | Lc 31.2 | Non-text elements, placeholder text |
| #A451AF text on white | 4.80:1 | AA | Lc 72.8 | Content text, not long reading |
| #A451AF text on black | 4.37:1 | AA large text | Lc -28.8 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F1E5F2
oklch(93.5% 0.022 323.4)
-
Step 200
200
#E7D1E9
oklch(88.6% 0.04 323.3)
-
Step 300
300
#D8B1DD
oklch(80.9% 0.074 322.5)
-
Step 400
400
#C487CB
oklch(70.7% 0.117 323.1)
-
Step 500
500
#B467BE
oklch(63.2% 0.15 322.8)
-
Step 600
600 (this color)
#A451AF
oklch(57.3% 0.163 322.8)
-
Step 700
700
#883C92
oklch(49.2% 0.153 322.9)
-
Step 800
800
#6E3376
oklch(42.7% 0.124 322.7)
-
Step 900
900
#592D5F
oklch(37.6% 0.097 322.7)
-
Step 950
950
#341B38
oklch(26.9% 0.062 321.9)
#A451AF 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) | #436CB2 | 0.155 |
| Deuteranopia (no green cones) | #5D76AC | 0.138 |
| Tritanopia (no blue cones) | #A65E78 | 0.099 |
| Achromatopsia (no color) | #727272 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A451AF
#A451AF
oklch(57.3% 0.163 322.8)
- #2E8F2C
#2E8F2C
oklch(57.3% 0.163 142.8)
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 #A451AF, closest first.
No curated palette has a color within ΔE 0.04 of #A451AF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.039
- Purply #983FB2 ΔE 0.047
- Deep Lavender #8D5EB7 ΔE 0.048
- Medium Orchid #BA55D3 ΔE 0.067
- Deep Lilac #966EBD ΔE 0.068
- Soft Purple #A66FB5 ΔE 0.069
- Dark Lilac #9C6DA5 ΔE 0.071
- Pinky Purple #C94CBE ΔE 0.071
Use #A451AF 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.