#646672#646672

#646672 is a mid, near-neutral grey. Relative luminance 0.134; OKLCH L 51.3% C 0.019 H 278.2°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#646672
RGB	rgb(100, 102, 114)
HSL	hsl(231, 7%, 42%)
HSV	hsv(231, 12%, 45%)
CMYK	cmyk(12.3%, 10.5%, 0%, 55.3%)
CIE-LAB	lab(43.40, 1.87, -6.99)
CIE-LCH	lch(43.40, 7.23, 284.99°)
OKLab	oklab(51.27% 0.0027 -0.0188)
OKLCH	oklch(51.27% 0.019 278.2)
XYZ	xyz(13.0435, 13.4268, 17.8208)
Luminance	0.1343 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646672 #727064

analogous

#646D72 #646672 #696472

triadic

#646672 #726466 #667264

tetradic

#646672 #72646D #727064 #647269

square

#646672 #72646D #727064 #647269

split-complementary

#646672 #726964 #6D7264

monochromatic

#2B2C31 #474951 #646672 #828491 #A3A4AE

Accessibility & contrast

On white

5.70

#646672 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#646672 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646672

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646672	#FFFFFF	#000000	##FFFFFF
##646672	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636773

Deuteranopia (green-blind)

#626672

Tritanopia (blue-blind)

#61686A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #646672;
/* rgb */ color: rgb(100, 102, 114);
/* oklch */ color: oklch(51.3% 0.019 278.2);

Tailwind

colors: {
  custom: {
    50: '#90919a',
    500: '#646672',
    950: '#000000',
  },
}

SCSS

$custom: #646672;
$custom-light: #90919a;
$custom-dark: #000000;

JSON

{
  "hex": "#646672",
  "rgb": {
    "r": 100,
    "g": 102,
    "b": 114
  },
  "hsl": {
    "h": 231.429,
    "s": 6.542,
    "l": 41.961
  },
  "oklch": {
    "l": 0.51273,
    "c": 0.01902,
    "h": 278.2
  },
  "luminance": 0.13427
}

Semantic roles & 50–950 ramp

primary

#646672

secondary

#9E9C94

accent

#A878B0

background

#F8F8F9

surface

#F0F0F2

border

#CBCBCC

text

#0C0C0E

muted

#7D7D7E

Preview Lab

Preview with #646672

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

Preview Lab → · Contrast checker → · Palette generator →