#9B51DE
Closest named color: Purpley (#8756E4). oklch(59% 0.208 305), rgb(155, 81, 222).
Aa
Black text reads best on this color (4.62:1).
About this color
#9B51DE is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.208 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley (#8756E4), ΔE 0.037 away. Black text reads best on it, at 4.62:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.208) |
| Temperature | in between |
| Nearest name | Purpley (#8756E4) |
| Black text | 4.62:1 |
| White text | 4.54:1 |
Values
| HEX | #9B51DE |
| RGB | rgb(155, 81, 222) |
| HSL | hsl(271, 68%, 59%) |
| OKLCH | oklch(59% 0.208 305) |
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 #9B51DE | 4.54:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #9B51DE | 4.62:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #9B51DE text on white | 4.54:1 | AA | Lc 70.9 | Content text, not long reading |
| #9B51DE text on black | 4.62:1 | AA | Lc -30.7 | 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
#F7F3FC
oklch(97% 0.013 306)
-
Step 100
100
#EEE6F9
oklch(93.7% 0.027 304.8)
-
Step 200
200
#E1D1F5
oklch(88.5% 0.052 305.4)
-
Step 300
300
#CEB2F2
oklch(81% 0.093 304.4)
-
Step 400
400
#B686EB
oklch(70.6% 0.15 304.8)
-
Step 500
500
#A564E4
oklch(63.1% 0.191 305)
-
Step 600
600 (this color)
#9B51DE
oklch(59% 0.208 305)
-
Step 700
700
#7B36B6
oklch(49.1% 0.193 304.9)
-
Step 800
800
#642E93
oklch(42.7% 0.16 305)
-
Step 900
900
#512B76
oklch(37.7% 0.125 304.4)
-
Step 950
950
#301A45
oklch(27.1% 0.079 305.3)
#9B51DE 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) | #0074E2 | 0.169 |
| Deuteranopia (no green cones) | #2C76DB | 0.157 |
| Tritanopia (no blue cones) | #8F6F90 | 0.152 |
| Achromatopsia (no color) | #767676 | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9B51DE
#9B51DE
oklch(59% 0.208 305)
- #698B00
#698B00
oklch(58.9% 0.148 125)
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 #9B51DE, closest first.
No curated palette has a color within ΔE 0.04 of #9B51DE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley #8756E4 ΔE 0.037
- Lighter Purple #A55AF4 ΔE 0.041
- Amethyst #9B5FC0 ΔE 0.058
- Dark Orchid #9932CC ΔE 0.058
- Medium Orchid #BA55D3 ΔE 0.062
- Medium Purple #9370DB ΔE 0.068
- Medium Slate Blue #7B68EE ΔE 0.071
- Deep Lavender #8D5EB7 ΔE 0.072
Use #9B51DE 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.