#643A46#643A46

#643A46 is a dark, moderate pink. Relative luminance 0.062; OKLCH L 40.3% C 0.061 H 1.8°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#643A46
RGB	rgb(100, 58, 70)
HSL	hsl(343, 27%, 31%)
HSV	hsv(343, 42%, 39%)
CMYK	cmyk(0%, 42%, 30%, 60.8%)
CIE-LAB	lab(29.86, 20.31, 0.62)
CIE-LCH	lch(29.86, 20.32, 1.74°)
OKLab	oklab(40.32% 0.0614 0.0019)
OKLCH	oklch(40.32% 0.061 1.8)
XYZ	xyz(7.8743, 6.1782, 6.5709)
Luminance	0.0618 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643A46 #3A6458

analogous

#643A5B #643A46 #64433A

triadic

#643A46 #46643A #3A4664

tetradic

#643A46 #5B643A #3A6458 #433A64

square

#643A46 #5B643A #3A6458 #433A64

split-complementary

#643A46 #3A6443 #3A5B64

monochromatic

#170D10 #3D242B #643A46 #8B5061 #AB6E7F

Accessibility & contrast

On white

9.39

#643A46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#643A46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643A46

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643A46	#FFFFFF	#000000	##FFFFFF
##643A46	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404246

Deuteranopia (green-blind)

#4A4945

Tritanopia (blue-blind)

#6B373E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #643a46;
/* rgb */ color: rgb(100, 58, 70);
/* oklch */ color: oklch(40.3% 0.061 1.8);

Tailwind

colors: {
  custom: {
    50: '#917179',
    500: '#643a46',
    950: '#000000',
  },
}

SCSS

$custom: #643a46;
$custom-light: #917179;
$custom-dark: #000000;

JSON

{
  "hex": "#643a46",
  "rgb": {
    "r": 100,
    "g": 58,
    "b": 70
  },
  "hsl": {
    "h": 342.857,
    "s": 26.582,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40321,
    "c": 0.06144,
    "h": 1.8
  },
  "luminance": 0.06178
}

Semantic roles & 50–950 ramp

primary

#643A46

secondary

#669487

accent

#C3A865

background

#F9F6F7

surface

#F1ECED

border

#CBC7C8

text

#0D0709

muted

#7E7A7B

Preview Lab

Preview with #643A46

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

Preview Lab → · Contrast checker → · Palette generator →