#B557BB#B557BB

#B557BB is a mid, vivid purple. Relative luminance 0.202; OKLCH L 60.9% C 0.174 H 325.1°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#B557BB
RGB	rgb(181, 87, 187)
HSL	hsl(296, 42%, 54%)
HSV	hsv(296, 53%, 73%)
CMYK	cmyk(3.2%, 53.5%, 0%, 26.7%)
CIE-LAB	lab(52.10, 52.25, -36.12)
CIE-LCH	lch(52.10, 63.52, 325.34°)
OKLab	oklab(60.89% 0.143 -0.0996)
OKLCH	oklch(60.89% 0.174 325.1)
XYZ	xyz(31.4332, 20.2297, 49.2531)
Luminance	0.2023 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B557BB #5DBB57

analogous

#8357BB #B557BB #BB578F

triadic

#B557BB #BBB557 #57BBB5

tetradic

#B557BB #BB8357 #5DBB57 #578FBB

square

#B557BB #BB8357 #5DBB57 #578FBB

split-complementary

#B557BB #8FBB57 #57BB83

monochromatic

#682C6C #923D97 #B557BB #C883CD #DBAEDE

Accessibility & contrast

On white

4.16

#B557BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#B557BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B557BB

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B557BB	#FFFFFF	#000000	##000000
##B557BB	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A75BE

Deuteranopia (green-blind)

#6880B8

Tritanopia (blue-blind)

#B96381

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #b557bb;
/* rgb */ color: rgb(181, 87, 187);
/* oklch */ color: oklch(60.9% 0.174 325.1);

Tailwind

colors: {
  custom: {
    50: '#cd8bd0',
    500: '#b557bb',
    950: '#000000',
  },
}

SCSS

$custom: #b557bb;
$custom-light: #cd8bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#b557bb",
  "rgb": {
    "r": 181,
    "g": 87,
    "b": 187
  },
  "hsl": {
    "h": 296.4,
    "s": 42.373,
    "l": 53.725
  },
  "oklch": {
    "l": 0.60888,
    "c": 0.17429,
    "h": 325.1
  },
  "luminance": 0.20228
}

Semantic roles & 50–950 ramp

primary

#B557BB

secondary

#A4CCA2

accent

#D2565D

background

#FCF8FC

surface

#F9F0F9

border

#D2CBD2

text

#140C14

muted

#827D82

Preview Lab

Preview with #B557BB

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

Preview Lab → · Contrast checker → · Palette generator →