#B551CC#B551CC

#B551CC is a mid, vivid purple. Relative luminance 0.201; OKLCH L 61.0% C 0.199 H 319.7°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#B551CC
RGB	rgb(181, 81, 204)
HSL	hsl(289, 55%, 56%)
HSV	hsv(289, 60%, 80%)
CMYK	cmyk(11.3%, 60.3%, 0%, 20%)
CIE-LAB	lab(51.92, 58.31, -46.19)
CIE-LCH	lch(51.92, 74.39, 321.62°)
OKLab	oklab(61.04% 0.1521 -0.1288)
OKLCH	oklch(61.04% 0.199 319.7)
XYZ	xyz(32.8962, 20.0697, 59.2561)
Luminance	0.2007 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B551CC #68CC51

analogous

#7751CC #B551CC #CC51A6

triadic

#B551CC #CCB551 #51CCB5

tetradic

#B551CC #CC7751 #68CC51 #51A6CC

square

#B551CC #CC7751 #68CC51 #51A6CC

split-complementary

#B551CC #A6CC51 #51CC77

monochromatic

#6D257E #9633AD #B551CC #C980DA #DDB0E8

Accessibility & contrast

On white

4.19

#B551CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#B551CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B551CC

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B551CC	#FFFFFF	#000000	##000000
##B551CC	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3375D0

Deuteranopia (green-blind)

#5A7FC9

Tritanopia (blue-blind)

#B66587

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #b551cc;
/* rgb */ color: rgb(181, 81, 204);
/* oklch */ color: oklch(61.0% 0.199 319.7);

Tailwind

colors: {
  custom: {
    50: '#ce87dc',
    500: '#b551cc',
    950: '#000000',
  },
}

SCSS

$custom: #b551cc;
$custom-light: #ce87dc;
$custom-dark: #000000;

JSON

{
  "hex": "#b551cc",
  "rgb": {
    "r": 181,
    "g": 81,
    "b": 204
  },
  "hsl": {
    "h": 288.78,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.61039,
    "c": 0.19927,
    "h": 319.7
  },
  "luminance": 0.20068
}

Semantic roles & 50–950 ramp

primary

#B551CC

secondary

#ACD6A3

accent

#DE4A66

background

#FDF8FD

surface

#FAF0FB

border

#D3CBD4

text

#140C15

muted

#837D83

Preview Lab

Preview with #B551CC

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

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