#9C51E2
Closest named color: Lighter Purple (#A55AF4). oklch(59.4% 0.213 304.4), rgb(156, 81, 226).
Aa
Black text reads best on this color (4.68:1).
About this color
#9C51E2 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.213 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lighter Purple (#A55AF4), ΔE 0.035 away. Black text reads best on it, at 4.68:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.213) |
| Temperature | in between |
| Nearest name | Lighter Purple (#A55AF4) |
| Black text | 4.68:1 |
| White text | 4.47:1 |
Values
| HEX | #9C51E2 |
| RGB | rgb(156, 81, 226) |
| HSL | hsl(271, 71%, 60%) |
| OKLCH | oklch(59.4% 0.213 304.4) |
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 #9C51E2 | 4.47:1 | AA large text | Lc -76.0 | Fine for body text |
| Black text on #9C51E2 | 4.68:1 | AA | Lc 33.6 | Non-text elements, placeholder text |
| #9C51E2 text on white | 4.47:1 | AA large text | Lc 70.5 | Content text, not long reading |
| #9C51E2 text on black | 4.68:1 | AA | Lc -31.2 | 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 500.
-
Step 50
50
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE5FB
oklch(93.5% 0.031 304.3)
-
Step 200
200
#E1D0F9
oklch(88.4% 0.058 304)
-
Step 300
300
#D0B0F7
oklch(81% 0.104 304.8)
-
Step 400
400
#B883F3
oklch(70.7% 0.165 304.3)
-
Step 500
500 (this color)
#9C51E2
oklch(59.4% 0.213 304.4)
-
Step 600
600
#933CDD
oklch(55.6% 0.231 304.4)
-
Step 700
700
#7E2CC0
oklch(49.2% 0.215 304.6)
-
Step 800
800
#66279B
oklch(42.7% 0.178 304.5)
-
Step 900
900
#53277B
oklch(37.8% 0.138 304.7)
-
Step 950
950
#301848
oklch(26.9% 0.087 304.2)
#9C51E2 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) | #0075E6 | 0.170 |
| Deuteranopia (no green cones) | #2677DF | 0.161 |
| Tritanopia (no blue cones) | #8F7092 | 0.155 |
| Achromatopsia (no color) | #777777 | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9C51E2
#9C51E2
oklch(59.4% 0.213 304.4)
- #6C8C00
#6C8C00
oklch(59.4% 0.148 124.2)
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 #9C51E2, closest first.
No curated palette has a color within ΔE 0.04 of #9C51E2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lighter Purple #A55AF4 ΔE 0.035
- Purpley #8756E4 ΔE 0.038
- Dark Orchid #9932CC ΔE 0.061
- Amethyst #9B5FC0 ΔE 0.063
- Medium Orchid #BA55D3 ΔE 0.063
- Medium Purple #9370DB ΔE 0.069
- Medium Slate Blue #7B68EE ΔE 0.070
- Blue Violet #8A2BE2 ΔE 0.072
Use #9C51E2 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.