#646674#646674

#646674 is a mid, muted grey. Relative luminance 0.135; OKLCH L 51.3% C 0.022 H 279.1°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#646674
RGB	rgb(100, 102, 116)
HSL	hsl(233, 7%, 42%)
HSV	hsv(233, 14%, 45%)
CMYK	cmyk(13.8%, 12.1%, 0%, 54.5%)
CIE-LAB	lab(43.47, 2.33, -8.10)
CIE-LCH	lch(43.47, 8.43, 286.08°)
OKLab	oklab(51.35% 0.0035 -0.0219)
OKLCH	oklch(51.35% 0.022 279.1)
XYZ	xyz(13.1586, 13.4729, 18.4269)
Luminance	0.1347 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646674 #747264

analogous

#646E74 #646674 #6A6474

triadic

#646674 #746466 #667464

tetradic

#646674 #74646E #747264 #64746A

square

#646674 #74646E #747264 #64746A

split-complementary

#646674 #746A64 #6E7464

monochromatic

#2B2C32 #484953 #646674 #828493 #A3A4B0

Accessibility & contrast

On white

5.68

#646674 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#646674 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646674

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646674	#FFFFFF	#000000	##FFFFFF
##646674	1.00	5.68	3.69	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636775

Deuteranopia (green-blind)

#626674

Tritanopia (blue-blind)

#61686A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #646674;
/* rgb */ color: rgb(100, 102, 116);
/* oklch */ color: oklch(51.3% 0.022 279.1);

Tailwind

colors: {
  custom: {
    50: '#90919c',
    500: '#646674',
    950: '#000000',
  },
}

SCSS

$custom: #646674;
$custom-light: #90919c;
$custom-dark: #000000;

JSON

{
  "hex": "#646674",
  "rgb": {
    "r": 100,
    "g": 102,
    "b": 116
  },
  "hsl": {
    "h": 232.5,
    "s": 7.407,
    "l": 42.353
  },
  "oklch": {
    "l": 0.51349,
    "c": 0.02215,
    "h": 279.1
  },
  "luminance": 0.13473
}

Semantic roles & 50–950 ramp

primary

#646674

secondary

#9F9E95

accent

#A977B0

background

#F8F8F9

surface

#F0F0F2

border

#CBCBCC

text

#0C0C0E

muted

#7D7D7E

Preview Lab

Preview with #646674

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

Preview Lab → · Contrast checker → · Palette generator →