#640337#640337

#640337 is a dark, vivid pink. Relative luminance 0.030; OKLCH L 33.0% C 0.132 H 356.4°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#640337
RGB	rgb(100, 3, 55)
HSL	hsl(328, 94%, 20%)
HSV	hsv(328, 97%, 39%)
CMYK	cmyk(0%, 97%, 45%, 60.8%)
CIE-LAB	lab(20.25, 42.61, -3.36)
CIE-LCH	lch(20.25, 42.74, 355.49°)
OKLab	oklab(32.99% 0.1315 -0.0083)
OKLCH	oklch(32.99% 0.132 356.4)
XYZ	xyz(5.9782, 3.0511, 3.8878)
Luminance	0.0305 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#640337 #036430

analogous

#600364 #640337 #640306

triadic

#640337 #376403 #033764

tetradic

#640337 #646003 #036430 #030664

square

#640337 #646003 #036430 #030664

split-complementary

#640337 #066403 #036460

monochromatic

#1E0110 #290116 #640337 #9F0558 #DB0778

Accessibility & contrast

On white

13.04

#640337 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#640337 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #640337

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##640337	#FFFFFF	#000000	##FFFFFF
##640337	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2638

Deuteranopia (green-blind)

#383735

Tritanopia (blue-blind)

#6D001E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #640337;
/* rgb */ color: rgb(100, 3, 55);
/* oklch */ color: oklch(33.0% 0.132 356.4);

Tailwind

colors: {
  custom: {
    50: '#95556d',
    500: '#640337',
    950: '#000000',
  },
}

SCSS

$custom: #640337;
$custom-light: #95556d;
$custom-dark: #000000;

JSON

{
  "hex": "#640337",
  "rgb": {
    "r": 100,
    "g": 3,
    "b": 55
  },
  "hsl": {
    "h": 327.835,
    "s": 94.175,
    "l": 20.196
  },
  "oklch": {
    "l": 0.32993,
    "c": 0.13179,
    "h": 356.4
  },
  "luminance": 0.0305
}

Semantic roles & 50–950 ramp

primary

#640337

secondary

#21A25D

accent

#FF8C29

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0307

muted

#7E787A

Preview Lab

Preview with #640337

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

Preview Lab → · Contrast checker → · Palette generator →