#645668#645668

#645668 is a mid, muted purple. Relative luminance 0.104; OKLCH L 47.3% C 0.033 H 318.7°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#645668
RGB	rgb(100, 86, 104)
HSL	hsl(287, 9%, 37%)
HSV	hsv(287, 17%, 41%)
CMYK	cmyk(3.8%, 17.3%, 0%, 59.2%)
CIE-LAB	lab(38.49, 9.40, -8.21)
CIE-LCH	lch(38.49, 12.48, 318.85°)
OKLab	oklab(47.33% 0.0251 -0.022)
OKLCH	oklch(47.33% 0.033 318.7)
XYZ	xyz(11.0816, 10.3645, 14.5108)
Luminance	0.1036 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645668 #5A6856

analogous

#5B5668 #645668 #685663

triadic

#645668 #686456 #566864

tetradic

#645668 #685B56 #5A6856 #566368

square

#645668 #685B56 #5A6856 #566368

split-complementary

#645668 #636856 #56685B

monochromatic

#241F25 #443A47 #645668 #847289 #A193A6

Accessibility & contrast

On white

6.83

#645668 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#645668 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645668

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645668	#FFFFFF	#000000	##FFFFFF
##645668	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545A69

Deuteranopia (green-blind)

#575B67

Tritanopia (blue-blind)

#64585C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #645668;
/* rgb */ color: rgb(100, 86, 104);
/* oklch */ color: oklch(47.3% 0.033 318.7);

Tailwind

colors: {
  custom: {
    50: '#908593',
    500: '#645668',
    950: '#000000',
  },
}

SCSS

$custom: #645668;
$custom-light: #908593;
$custom-dark: #000000;

JSON

{
  "hex": "#645668",
  "rgb": {
    "r": 100,
    "g": 86,
    "b": 104
  },
  "hsl": {
    "h": 286.667,
    "s": 9.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.47333,
    "c": 0.03339,
    "h": 318.7
  },
  "luminance": 0.10364
}

Semantic roles & 50–950 ramp

primary

#645668

secondary

#899485

accent

#B27583

background

#F8F8F9

surface

#F0EFF1

border

#CBCACB

text

#0C0B0D

muted

#7D7C7E

Preview Lab

Preview with #645668

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

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