#9157C8
Closest named color: Amethyst (#9B5FC0). oklch(57.3% 0.173 305.3), rgb(145, 87, 200).
Aa
White text reads best on this color (4.77:1).
About this color
#9157C8 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.173 and its hue 305°. 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 4.77:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.40:1 |
| White text | 4.77:1 |
Values
| HEX | #9157C8 |
| RGB | rgb(145, 87, 200) |
| HSL | hsl(271, 51%, 56%) |
| OKLCH | oklch(57.3% 0.173 305.3) |
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 #9157C8 | 4.77:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #9157C8 | 4.40:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #9157C8 text on white | 4.77:1 | AA | Lc 72.7 | Content text, not long reading |
| #9157C8 text on black | 4.40:1 | AA large text | Lc -28.9 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F6
oklch(93.5% 0.023 305.6)
-
Step 200
200
#E0D2F1
oklch(88.5% 0.045 305.9)
-
Step 300
300
#CCB4E9
oklch(80.8% 0.078 305.3)
-
Step 400
400
#B38CDE
oklch(70.7% 0.123 305.3)
-
Step 500
500
#A16CD5
oklch(63.1% 0.16 305.6)
-
Step 600
600 (this color)
#9157C8
oklch(57.3% 0.173 305.3)
-
Step 700
700
#7741A8
oklch(49.1% 0.162 305.4)
-
Step 800
800
#613788
oklch(42.8% 0.133 305.4)
-
Step 900
900
#4F306D
oklch(37.7% 0.105 305.4)
-
Step 950
950
#2E1D40
oklch(27% 0.066 304.8)
#9157C8 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) | #2C71CC | 0.138 |
| Deuteranopia (no green cones) | #4273C5 | 0.124 |
| Tritanopia (no blue cones) | #886D87 | 0.127 |
| Achromatopsia (no color) | #737373 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9157C8
#9157C8
oklch(57.3% 0.173 305.3)
- #648600
#648600
oklch(57.3% 0.145 125.4)
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 #9157C8, closest first.
No curated palette has a color within ΔE 0.04 of #9157C8.
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 0.033
- Purpley #8756E4 ΔE 0.047
- Purply #983FB2 ΔE 0.056
- Medium Purple #9370DB ΔE 0.061
- Deep Lilac #966EBD ΔE 0.062
- Light Indigo #6D5ACF ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.066
Use #9157C8 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.