#B640B3#B640B3

#B640B3 is a mid, highly saturated purple. Relative luminance 0.169; OKLCH L 57.9% C 0.201 H 328.8°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#B640B3
RGB	rgb(182, 64, 179)
HSL	hsl(302, 48%, 48%)
HSV	hsv(302, 65%, 71%)
CMYK	cmyk(0%, 64.8%, 1.6%, 28.6%)
CIE-LAB	lab(48.09, 61.35, -37.75)
CIE-LCH	lch(48.09, 72.03, 328.39°)
OKLab	oklab(57.87% 0.1722 -0.1041)
OKLCH	oklch(57.87% 0.201 328.8)
XYZ	xyz(29.2612, 16.8686, 44.3539)
Luminance	0.1687 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B640B3 #40B643

analogous

#7E40B6 #B640B3 #B64078

triadic

#B640B3 #B3B640 #40B3B6

tetradic

#B640B3 #B67E40 #40B643 #4078B6

square

#B640B3 #B67E40 #40B643 #4078B6

split-complementary

#B640B3 #78B640 #40B67E

monochromatic

#5B205A #893086 #B640B3 #CA69C8 #DA96D8

Accessibility & contrast

On white

4.80

#B640B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#B640B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B640B3

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B640B3	#FFFFFF	#000000	##FFFFFF
##B640B3	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3368B6

Deuteranopia (green-blind)

#5F78B0

Tritanopia (blue-blind)

#BC4F74

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b640b3;
/* rgb */ color: rgb(182, 64, 179);
/* oklch */ color: oklch(57.9% 0.201 328.8);

Tailwind

colors: {
  custom: {
    50: '#cf7eca',
    500: '#b640b3',
    950: '#000000',
  },
}

SCSS

$custom: #b640b3;
$custom-light: #cf7eca;
$custom-dark: #000000;

JSON

{
  "hex": "#b640b3",
  "rgb": {
    "r": 182,
    "g": 64,
    "b": 179
  },
  "hsl": {
    "h": 301.525,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57869,
    "c": 0.20125,
    "h": 328.8
  },
  "luminance": 0.16867
}

Semantic roles & 50–950 ramp

primary

#B640B3

secondary

#8CC68D

accent

#D85450

background

#FDF8FC

surface

#FAEFF8

border

#D3CAD1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B640B3

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

Preview Lab → · Contrast checker → · Palette generator →