#645E76#645E76

#645E76 is a mid, muted violet. Relative luminance 0.120; OKLCH L 49.6% C 0.038 H 296.4°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#645E76
RGB	rgb(100, 94, 118)
HSL	hsl(255, 11%, 42%)
HSV	hsv(255, 20%, 46%)
CMYK	cmyk(15.3%, 20.3%, 0%, 53.7%)
CIE-LAB	lab(41.25, 7.68, -12.65)
CIE-LCH	lch(41.25, 14.80, 301.26°)
OKLab	oklab(49.65% 0.0171 -0.0344)
OKLCH	oklch(49.65% 0.038 296.4)
XYZ	xyz(12.5276, 12.0227, 18.7966)
Luminance	0.1202 (WCAG relative)
Temperature	neutral
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645E76 #70765E

analogous

#5E6476 #645E76 #705E76

triadic

#645E76 #76645E #5E7664

tetradic

#645E76 #765E64 #70765E #5E7670

square

#645E76 #765E64 #70765E #5E7670

split-complementary

#645E76 #76705E #64765E

monochromatic

#2A2832 #474354 #645E76 #827B96 #A29DB1

Accessibility & contrast

On white

6.17

#645E76 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#645E76 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645E76

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645E76	#FFFFFF	#000000	##FFFFFF
##645E76	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#596177

Deuteranopia (green-blind)

#5A6175

Tritanopia (blue-blind)

#616266

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #645e76;
/* rgb */ color: rgb(100, 94, 118);
/* oklch */ color: oklch(49.6% 0.038 296.4);

Tailwind

colors: {
  custom: {
    50: '#908b9d',
    500: '#645e76',
    950: '#000000',
  },
}

SCSS

$custom: #645e76;
$custom-light: #908b9d;
$custom-dark: #000000;

JSON

{
  "hex": "#645e76",
  "rgb": {
    "r": 100,
    "g": 94,
    "b": 118
  },
  "hsl": {
    "h": 255,
    "s": 11.321,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49646,
    "c": 0.03843,
    "h": 296.4
  },
  "luminance": 0.12023
}

Semantic roles & 50–950 ramp

primary

#645E76

secondary

#9CA090

accent

#B474A4

background

#F8F8F9

surface

#F0F0F2

border

#CBCBCC

text

#0C0C0E

muted

#7D7D7E

Preview Lab

Preview with #645E76

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

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