#8B51BB
Closest named color: Deep Lavender (#8D5EB7). oklch(55% 0.165 307.1), rgb(139, 81, 187).
Aa
White text reads best on this color (5.26:1).
About this color
#8B51BB is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.165 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.032 away. White text reads best on it, at 5.26:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 3.99:1 |
| White text | 5.26:1 |
Values
| HEX | #8B51BB |
| RGB | rgb(139, 81, 187) |
| HSL | hsl(273, 44%, 53%) |
| OKLCH | oklch(55% 0.165 307.1) |
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 #8B51BB | 5.26:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #8B51BB | 3.99:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #8B51BB text on white | 5.26:1 | AA | Lc 75.7 | Fine for body text |
| #8B51BB text on black | 3.99:1 | AA large text | Lc -26.0 | 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
#EDE6F5
oklch(93.5% 0.021 306.8)
-
Step 200
200
#E0D2EF
oklch(88.4% 0.042 307.2)
-
Step 300
300
#CDB4E7
oklch(80.8% 0.075 307)
-
Step 400
400
#B48CDA
oklch(70.7% 0.119 307.1)
-
Step 500
500
#A26DD0
oklch(63.1% 0.152 307.3)
-
Step 600
600 (this color)
#8B51BB
oklch(55% 0.165 307.1)
-
Step 700
700
#7843A3
oklch(49.2% 0.153 307.1)
-
Step 800
800
#613884
oklch(42.7% 0.126 306.7)
-
Step 900
900
#4F316A
oklch(37.7% 0.099 306.6)
-
Step 950
950
#2F1D3E
oklch(27% 0.063 307.9)
#8B51BB 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) | #2B6ABE | 0.135 |
| Deuteranopia (no green cones) | #416CB8 | 0.120 |
| Tritanopia (no blue cones) | #84657E | 0.119 |
| Achromatopsia (no color) | #6C6C6C | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B51BB
#8B51BB
oklch(55% 0.165 307.1)
- #5B7F00
#5B7F00
oklch(54.9% 0.141 126.8)
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 #8B51BB, closest first.
No curated palette has a color within ΔE 0.04 of #8B51BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.032
- Purply #983FB2 ΔE 0.042
- Amethyst #9B5FC0 ΔE 0.045
- Light Indigo #6D5ACF ΔE 0.061
- Slate Blue #6A5ACD ΔE 0.063
- Purpley #8756E4 ΔE 0.063
- Dark Orchid #9932CC ΔE 0.065
- Iris #6258C4 ΔE 0.071
Use #8B51BB 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.