#A156AF
Closest named color: Amethyst (#9B5FC0). oklch(57.6% 0.153 321.1), rgb(161, 86, 175).
Aa
White text reads best on this color (4.70:1).
About this color
#A156AF is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.153 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.031 away. White text reads best on it, at 4.70:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.153) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #A156AF |
| RGB | rgb(161, 86, 175) |
| HSL | hsl(291, 36%, 51%) |
| OKLCH | oklch(57.6% 0.153 321.1) |
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 #A156AF | 4.70:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #A156AF | 4.46:1 | AA large text | Lc 31.8 | Non-text elements, placeholder text |
| #A156AF text on white | 4.70:1 | AA | Lc 72.3 | Content text, not long reading |
| #A156AF text on black | 4.46:1 | AA large text | Lc -29.4 | 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
#F8F3F9
oklch(97% 0.01 320.5)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E5D1E9
oklch(88.4% 0.039 320.6)
-
Step 300
300
#D6B3DC
oklch(81% 0.068 321.4)
-
Step 400
400
#C089CA
oklch(70.6% 0.11 321.2)
-
Step 500
500
#B06ABC
oklch(63.1% 0.141 321.6)
-
Step 600
600 (this color)
#A156AF
oklch(57.6% 0.153 321.1)
-
Step 700
700
#844091
oklch(49.1% 0.143 321)
-
Step 800
800
#6B3575
oklch(42.6% 0.118 321.2)
-
Step 900
900
#572F5F
oklch(37.7% 0.092 320.8)
-
Step 950
950
#331C37
oklch(26.9% 0.058 321.5)
#A156AF 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) | #486EB2 | 0.142 |
| Deuteranopia (no green cones) | #5F76AC | 0.126 |
| Tritanopia (no blue cones) | #A2627A | 0.095 |
| Achromatopsia (no color) | #747474 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A156AF
#A156AF
oklch(57.6% 0.153 321.1)
- #3C8E30
#3C8E30
oklch(57.5% 0.153 141.2)
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 #A156AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.031
- Deep Lavender #8D5EB7 ΔE 0.039
- Purply #983FB2 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.060
- Dark Lilac #9C6DA5 ΔE 0.061
- Medium Orchid #BA55D3 ΔE 0.070
- Light Plum #9D5783 ΔE 0.070
Use #A156AF 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.