#64686D#64686D

#64686D is a mid, near-neutral grey. Relative luminance 0.137; OKLCH L 51.5% C 0.009 H 253.9°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#64686D
RGB	rgb(100, 104, 109)
HSL	hsl(213, 4%, 41%)
HSV	hsv(213, 8%, 43%)
CMYK	cmyk(8.3%, 4.6%, 0%, 57.3%)
CIE-LAB	lab(43.82, -0.46, -3.34)
CIE-LCH	lch(43.82, 3.37, 262.21°)
OKLab	oklab(51.55% -0.0026 -0.0089)
OKLCH	oklch(51.55% 0.009 253.9)
XYZ	xyz(12.9656, 13.7140, 16.4290)
Luminance	0.1371 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64686D #6D6964

analogous

#646C6D #64686D #64646D

triadic

#64686D #6D6468 #686D64

tetradic

#64686D #6D646C #6D6964 #646D64

square

#64686D #6D646C #6D6964 #646D64

split-complementary

#64686D #6D6464 #6C6D64

monochromatic

#292B2D #474A4D #64686D #82878C #A2A5AA

Accessibility & contrast

On white

5.61

#64686D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#64686D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64686D

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64686D	#FFFFFF	#000000	##FFFFFF
##64686D	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66686D

Deuteranopia (green-blind)

#65676D

Tritanopia (blue-blind)

#62696A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #64686d;
/* rgb */ color: rgb(100, 104, 109);
/* oklch */ color: oklch(51.5% 0.009 253.9);

Tailwind

colors: {
  custom: {
    50: '#909396',
    500: '#64686d',
    950: '#000000',
  },
}

SCSS

$custom: #64686d;
$custom-light: #909396;
$custom-dark: #000000;

JSON

{
  "hex": "#64686d",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 109
  },
  "hsl": {
    "h": 213.333,
    "s": 4.306,
    "l": 40.98
  },
  "oklch": {
    "l": 0.5155,
    "c": 0.0093,
    "h": 253.9
  },
  "luminance": 0.13714
}

Semantic roles & 50–950 ramp

primary

#64686D

secondary

#9A9793

accent

#977AAD

background

#F8F9F9

surface

#F0F1F2

border

#CBCBCC

text

#0C0D0D

muted

#7D7E7E

Preview Lab

Preview with #64686D

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

Preview Lab → · Contrast checker → · Palette generator →