#B557CD#B557CD

#B557CD is a mid, vivid purple. Relative luminance 0.210; OKLCH L 61.8% C 0.191 H 319.1°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#B557CD
RGB	rgb(181, 87, 205)
HSL	hsl(288, 54%, 57%)
HSV	hsv(288, 58%, 80%)
CMYK	cmyk(11.7%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(53.00, 55.70, -45.04)
CIE-LCH	lch(53.00, 71.63, 321.04°)
OKLab	oklab(61.85% 0.1446 -0.1255)
OKLCH	oklch(61.85% 0.191 319.1)
XYZ	xyz(33.4823, 21.0493, 60.0450)
Luminance	0.2105 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B557CD #6FCD57

analogous

#7A57CD #B557CD #CD57AA

triadic

#B557CD #CDB557 #57CDB5

tetradic

#B557CD #CD7A57 #6FCD57 #57AACD

square

#B557CD #CD7A57 #6FCD57 #57AACD

split-complementary

#B557CD #AACD57 #57CD7A

monochromatic

#702783 #9835B2 #B557CD #CA86DB #DFB5E9

Accessibility & contrast

On white

4.03

#B557CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#B557CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B557CD

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B557CD	#FFFFFF	#000000	##000000
##B557CD	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C78D1

Deuteranopia (green-blind)

#5E82CA

Tritanopia (blue-blind)

#B5698A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #b557cd;
/* rgb */ color: rgb(181, 87, 205);
/* oklch */ color: oklch(61.8% 0.191 319.1);

Tailwind

colors: {
  custom: {
    50: '#ce8bdd',
    500: '#b557cd',
    950: '#000000',
  },
}

SCSS

$custom: #b557cd;
$custom-light: #ce8bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#b557cd",
  "rgb": {
    "r": 181,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 287.797,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.61848,
    "c": 0.19145,
    "h": 319.1
  },
  "luminance": 0.21048
}

Semantic roles & 50–950 ramp

primary

#B557CD

secondary

#B2D8A8

accent

#DD4A68

background

#FDF8FD

surface

#FAF0FB

border

#D3CBD4

text

#140C15

muted

#837D83

Preview Lab

Preview with #B557CD

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

Preview Lab → · Contrast checker → · Palette generator →