#A157A4
Closest named color: Amethyst (#9B5FC0). oklch(57.2% 0.14 325.8), rgb(161, 87, 164).
Aa
White text reads best on this color (4.75:1).
About this color
#A157A4 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.140 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.045 away. White text reads best on it, at 4.75:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.41:1 |
| White text | 4.75:1 |
Values
| HEX | #A157A4 |
| RGB | rgb(161, 87, 164) |
| HSL | hsl(298, 31%, 49%) |
| OKLCH | oklch(57.2% 0.14 325.8) |
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 #A157A4 | 4.75:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #A157A4 | 4.41:1 | AA large text | Lc 31.4 | Non-text elements, placeholder text |
| #A157A4 text on white | 4.75:1 | AA | Lc 72.7 | Content text, not long reading |
| #A157A4 text on black | 4.41:1 | AA large text | Lc -29.0 | 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
#F9F4F9
oklch(97.2% 0.008 325.6)
-
Step 100
100
#F1E6F1
oklch(93.7% 0.019 325.7)
-
Step 200
200
#E6D2E6
oklch(88.6% 0.035 325.9)
-
Step 300
300
#D7B3D7
oklch(80.9% 0.064 326.1)
-
Step 400
400
#C18AC3
oklch(70.6% 0.102 325.4)
-
Step 500
500
#B16CB3
oklch(63.1% 0.129 326)
-
Step 600
600 (this color)
#A157A4
oklch(57.2% 0.14 325.8)
-
Step 700
700
#854288
oklch(49% 0.131 325.7)
-
Step 800
800
#6C376E
oklch(42.6% 0.108 325.9)
-
Step 900
900
#583059
oklch(37.7% 0.084 326.2)
-
Step 950
950
#341D34
oklch(27.1% 0.052 326.9)
#A157A4 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) | #4F6DA7 | 0.134 |
| Deuteranopia (no green cones) | #6476A2 | 0.120 |
| Tritanopia (no blue cones) | #A55F76 | 0.081 |
| Achromatopsia (no color) | #737373 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A157A4
#A157A4
oklch(57.2% 0.14 325.8)
- #358D41
#358D41
oklch(57.2% 0.14 145.9)
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 #A157A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.045
- Deep Lavender #8D5EB7 ΔE 0.046
- Light Plum #9D5783 ΔE 0.053
- Dark Lilac #9C6DA5 ΔE 0.053
- Soft Purple #A66FB5 ΔE 0.059
- Deep Lilac #966EBD ΔE 0.061
- Purply #983FB2 ΔE 0.063
- Dark Lavender #856798 ΔE 0.065
Use #A157A4 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.