#8551C9
Closest named color: Purpley (#8756E4). oklch(55.2% 0.18 300.6), rgb(133, 81, 201).
Aa
White text reads best on this color (5.22:1).
About this color
#8551C9 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.180 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley (#8756E4), ΔE 0.042 away. White text reads best on it, at 5.22:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Purpley (#8756E4) |
| Black text | 4.01:1 |
| White text | 5.22:1 |
Values
| HEX | #8551C9 |
| RGB | rgb(133, 81, 201) |
| HSL | hsl(266, 53%, 55%) |
| OKLCH | oklch(55.2% 0.18 300.6) |
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 #8551C9 | 5.22:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #8551C9 | 4.01:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #8551C9 text on white | 5.22:1 | AA | Lc 75.5 | Fine for body text |
| #8551C9 text on black | 4.01:1 | AA large text | Lc -26.2 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DED3F3
oklch(88.6% 0.045 301.1)
-
Step 300
300
#C9B5EE
oklch(80.9% 0.082 300.6)
-
Step 400
400
#AE8DE5
oklch(70.8% 0.129 300.4)
-
Step 500
500
#9B6DDD
oklch(63.1% 0.166 300.7)
-
Step 600
600 (this color)
#8551C9
oklch(55.2% 0.18 300.6)
-
Step 700
700
#7242AF
oklch(49.1% 0.167 300.6)
-
Step 800
800
#5D378E
oklch(42.8% 0.139 300.8)
-
Step 900
900
#4C3171
oklch(37.8% 0.107 300.9)
-
Step 950
950
#2C1D42
oklch(26.9% 0.068 300.6)
#8551C9 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) | #096CCD | 0.138 |
| Deuteranopia (no green cones) | #2B6CC6 | 0.126 |
| Tritanopia (no blue cones) | #776A85 | 0.136 |
| Achromatopsia (no color) | #6C6C6C | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8551C9
#8551C9
oklch(55.2% 0.18 300.6)
- #687D00
#687D00
oklch(55.3% 0.132 120.7)
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 #8551C9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley #8756E4 ΔE 0.042
- Light Indigo #6D5ACF ΔE 0.044
- Deep Lavender #8D5EB7 ΔE 0.047
- Slate Blue #6A5ACD ΔE 0.048
- Amethyst #9B5FC0 ΔE 0.057
- Dark Periwinkle #665FD1 ΔE 0.057
- Purply #983FB2 ΔE 0.058
- Iris #6258C4 ΔE 0.059
Use #8551C9 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.