#A158BA
Closest named color: Amethyst (#9B5FC0). oklch(58.5% 0.161 316.9), rgb(161, 88, 186).
Aa
Black text reads best on this color (4.62:1).
About this color
#A158BA is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.161 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.019 away. Black text reads best on it, at 4.62:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.62:1 |
| White text | 4.54:1 |
Values
| HEX | #A158BA |
| RGB | rgb(161, 88, 186) |
| HSL | hsl(285, 42%, 54%) |
| OKLCH | oklch(58.5% 0.161 316.9) |
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 #A158BA | 4.54:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #A158BA | 4.62:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #A158BA text on white | 4.54:1 | AA | Lc 71.2 | Content text, not long reading |
| #A158BA text on black | 4.62:1 | AA | Lc -30.5 | Non-text elements, placeholder text |
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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#F0E6F3
oklch(93.7% 0.02 318.4)
-
Step 200
200
#E4D1EB
oklch(88.4% 0.041 317)
-
Step 300
300
#D4B3E0
oklch(81% 0.072 317)
-
Step 400
400
#BE89D1
oklch(70.7% 0.117 316.9)
-
Step 500
500
#AD6AC4
oklch(63.2% 0.148 317)
-
Step 600
600 (this color)
#A158BA
oklch(58.5% 0.161 316.9)
-
Step 700
700
#823F98
oklch(49.1% 0.151 317.1)
-
Step 800
800
#69357B
oklch(42.7% 0.124 316.7)
-
Step 900
900
#562F63
oklch(37.8% 0.096 317.2)
-
Step 950
950
#321C3A
oklch(27% 0.061 316.6)
#A158BA 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) | #4371BD | 0.145 |
| Deuteranopia (no green cones) | #5A78B7 | 0.129 |
| Tritanopia (no blue cones) | #A06781 | 0.105 |
| Achromatopsia (no color) | #767676 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A158BA
#A158BA
oklch(58.5% 0.161 316.9)
- #48901F
#48901F
oklch(58.4% 0.161 136.9)
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 #A158BA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.019
- Deep Lavender #8D5EB7 ΔE 0.037
- Deep Lilac #966EBD ΔE 0.052
- Purply #983FB2 ΔE 0.056
- Medium Orchid #BA55D3 ΔE 0.058
- Soft Purple #A66FB5 ΔE 0.058
- Dark Lilac #9C6DA5 ΔE 0.066
- Medium Purple #9370DB ΔE 0.070
Use #A158BA 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.