#646367#646367

#646367 is a mid, near-neutral grey. Relative luminance 0.126; OKLCH L 50.2% C 0.006 H 297.6°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#646367
RGB	rgb(100, 99, 103)
HSL	hsl(255, 2%, 40%)
HSV	hsv(255, 4%, 40%)
CMYK	cmyk(2.9%, 3.9%, 0%, 59.6%)
CIE-LAB	lab(42.17, 1.23, -2.12)
CIE-LCH	lch(42.17, 2.45, 300.13°)
OKLab	oklab(50.2% 0.003 -0.0056)
OKLCH	oklch(50.2% 0.006 297.6)
XYZ	xyz(12.1651, 12.6123, 14.6229)
Luminance	0.1261 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646367 #666763

analogous

#636467 #646367 #666367

triadic

#646367 #676463 #636764

tetradic

#646367 #676364 #666763 #636766

square

#646367 #676364 #666763 #636766

split-complementary

#646367 #676663 #646763

monochromatic

#272729 #464548 #646367 #828186 #A1A0A4

Accessibility & contrast

On white

5.96

#646367 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#646367 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646367

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646367	#FFFFFF	#000000	##FFFFFF
##646367	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626467

Deuteranopia (green-blind)

#626367

Tritanopia (blue-blind)

#646464

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #646367;
/* rgb */ color: rgb(100, 99, 103);
/* oklch */ color: oklch(50.2% 0.006 297.6);

Tailwind

colors: {
  custom: {
    50: '#908f92',
    500: '#646367',
    950: '#000000',
  },
}

SCSS

$custom: #646367;
$custom-light: #908f92;
$custom-dark: #000000;

JSON

{
  "hex": "#646367",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 103
  },
  "hsl": {
    "h": 255,
    "s": 1.98,
    "l": 39.608
  },
  "oklch": {
    "l": 0.50195,
    "c": 0.00636,
    "h": 297.6
  },
  "luminance": 0.12612
}

Semantic roles & 50–950 ramp

primary

#646367

secondary

#949491

accent

#AB7DA0

background

#F8F8F8

surface

#F0F0F0

border

#CBCBCB

text

#0C0C0D

muted

#7D7D7D

Preview Lab

Preview with #646367

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

Preview Lab → · Contrast checker → · Palette generator →