#A158BB
Closest named color: Amethyst (#9B5FC0). oklch(58.6% 0.162 316.5), rgb(161, 88, 187).
Aa
Black text reads best on this color (4.62:1).
About this color
#A158BB is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.162 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.018 away. Black text reads best on it, at 4.62:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.62:1 |
| White text | 4.53:1 |
Values
| HEX | #A158BB |
| RGB | rgb(161, 88, 187) |
| HSL | hsl(284, 42%, 54%) |
| OKLCH | oklch(58.6% 0.162 316.5) |
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 #A158BB | 4.53:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #A158BB | 4.62:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #A158BB text on white | 4.53:1 | AA | Lc 71.1 | Content text, not long reading |
| #A158BB 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
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E4D1EB
oklch(88.4% 0.041 317)
-
Step 300
300
#D4B3E1
oklch(81% 0.073 316.4)
-
Step 400
400
#BD89D1
oklch(70.6% 0.117 316.3)
-
Step 500
500
#AD6AC5
oklch(63.2% 0.149 316.7)
-
Step 600
600 (this color)
#A158BB
oklch(58.6% 0.162 316.5)
-
Step 700
700
#813F99
oklch(49.1% 0.151 316.1)
-
Step 800
800
#69357C
oklch(42.7% 0.125 316.2)
-
Step 900
900
#562F64
oklch(37.8% 0.098 316.5)
-
Step 950
950
#321C3A
oklch(27% 0.061 316.6)
#A158BB 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) | #4272BE | 0.146 |
| Deuteranopia (no green cones) | #5A78B8 | 0.129 |
| Tritanopia (no blue cones) | #A06781 | 0.106 |
| Achromatopsia (no color) | #767676 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A158BB
#A158BB
oklch(58.6% 0.162 316.5)
- #49901C
#49901C
oklch(58.5% 0.162 136.5)
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 #A158BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.018
- Deep Lavender #8D5EB7 ΔE 0.037
- Deep Lilac #966EBD ΔE 0.052
- Purply #983FB2 ΔE 0.056
- Medium Orchid #BA55D3 ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.059
- Dark Lilac #9C6DA5 ΔE 0.067
- Medium Purple #9370DB ΔE 0.069
Use #A158BB 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.