#B557AA#B557AA

#B557AA is a mid, vivid purple. Relative luminance 0.195; OKLCH L 60.1% C 0.159 H 332.0°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#B557AA
RGB	rgb(181, 87, 170)
HSL	hsl(307, 39%, 53%)
HSV	hsv(307, 52%, 71%)
CMYK	cmyk(0%, 51.9%, 6.1%, 29%)
CIE-LAB	lab(51.32, 49.21, -27.45)
CIE-LCH	lch(51.32, 56.34, 330.85°)
OKLab	oklab(60.06% 0.1404 -0.0748)
OKLCH	oklch(60.06% 0.159 332)
XYZ	xyz(29.7198, 19.5443, 40.2295)
Luminance	0.1954 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B557AA #57B562

analogous

#9157B5 #B557AA #B5577B

triadic

#B557AA #AAB557 #57AAB5

tetradic

#B557AA #B59157 #57B562 #577BB5

square

#B557AA #B59157 #57B562 #577BB5

split-complementary

#B557AA #7BB557 #57B591

monochromatic

#652D5E #903F86 #B557AA #C881BF #DAACD5

Accessibility & contrast

On white

4.28

#B557AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#B557AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B557AA

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B557AA	#FFFFFF	#000000	##000000
##B557AA	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5472AD

Deuteranopia (green-blind)

#6F7FA7

Tritanopia (blue-blind)

#BC5E79

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #b557aa;
/* rgb */ color: rgb(181, 87, 170);
/* oklch */ color: oklch(60.1% 0.159 332.0);

Tailwind

colors: {
  custom: {
    50: '#cd8ac3',
    500: '#b557aa',
    950: '#000000',
  },
}

SCSS

$custom: #b557aa;
$custom-light: #cd8ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#b557aa",
  "rgb": {
    "r": 181,
    "g": 87,
    "b": 170
  },
  "hsl": {
    "h": 307.021,
    "s": 38.843,
    "l": 52.549
  },
  "oklch": {
    "l": 0.6006,
    "c": 0.15906,
    "h": 332
  },
  "luminance": 0.19542
}

Semantic roles & 50–950 ramp

primary

#B557AA

secondary

#9FC8A4

accent

#CF6759

background

#FCF8FC

surface

#F9F0F8

border

#D2CBD1

text

#140C12

muted

#827D81

Preview Lab

Preview with #B557AA

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

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