#B551C8#B551C8

#B551C8 is a mid, vivid purple. Relative luminance 0.199; OKLCH L 60.8% C 0.196 H 321.0°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#B551C8
RGB	rgb(181, 81, 200)
HSL	hsl(290, 52%, 55%)
HSV	hsv(290, 60%, 78%)
CMYK	cmyk(9.5%, 59.5%, 0%, 21.6%)
CIE-LAB	lab(51.70, 57.54, -44.24)
CIE-LCH	lch(51.70, 72.58, 322.45°)
OKLab	oklab(60.81% 0.1519 -0.1231)
OKLCH	oklch(60.81% 0.196 321)
XYZ	xyz(32.4226, 19.8803, 56.7618)
Luminance	0.1988 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B551C8 #64C851

analogous

#7951C8 #B551C8 #C851A0

triadic

#B551C8 #C8B551 #51C8B5

tetradic

#B551C8 #C87951 #64C851 #51A0C8

square

#B551C8 #C87951 #64C851 #51A0C8

split-complementary

#B551C8 #A0C851 #51C879

monochromatic

#6B2679 #9535A7 #B551C8 #C980D7 #DDAEE5

Accessibility & contrast

On white

4.22

#B551C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#B551C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B551C8

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B551C8	#FFFFFF	#000000	##000000
##B551C8	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3774CC

Deuteranopia (green-blind)

#5D7FC5

Tritanopia (blue-blind)

#B66385

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #b551c8;
/* rgb */ color: rgb(181, 81, 200);
/* oklch */ color: oklch(60.8% 0.196 321.0);

Tailwind

colors: {
  custom: {
    50: '#ce87d9',
    500: '#b551c8',
    950: '#000000',
  },
}

SCSS

$custom: #b551c8;
$custom-light: #ce87d9;
$custom-dark: #000000;

JSON

{
  "hex": "#b551c8",
  "rgb": {
    "r": 181,
    "g": 81,
    "b": 200
  },
  "hsl": {
    "h": 290.42,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.60813,
    "c": 0.19551,
    "h": 321
  },
  "luminance": 0.19879
}

Semantic roles & 50–950 ramp

primary

#B551C8

secondary

#A9D3A1

accent

#DB4C63

background

#FDF8FD

surface

#FAF0FA

border

#D3CBD3

text

#140C15

muted

#837D83

Preview Lab

Preview with #B551C8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →