#64686E#64686E

#64686E is a mid, near-neutral grey. Relative luminance 0.137; OKLCH L 51.6% C 0.011 H 258.4°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#64686E
RGB	rgb(100, 104, 110)
HSL	hsl(216, 5%, 41%)
HSV	hsv(216, 9%, 43%)
CMYK	cmyk(9.1%, 5.5%, 0%, 56.9%)
CIE-LAB	lab(43.85, -0.23, -3.90)
CIE-LCH	lch(43.85, 3.90, 266.55°)
OKLab	oklab(51.59% -0.0021 -0.0104)
OKLCH	oklch(51.59% 0.011 258.4)
XYZ	xyz(13.0197, 13.7356, 16.7141)
Luminance	0.1374 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64686E #6E6A64

analogous

#646D6E #64686E #65646E

triadic

#64686E #6E6468 #686E64

tetradic

#64686E #6E646D #6E6A64 #646E65

square

#64686E #6E646D #6E6A64 #646E65

split-complementary

#64686E #6E6564 #6D6E64

monochromatic

#2A2B2E #474A4E #64686E #82868D #A2A5AA

Accessibility & contrast

On white

5.60

#64686E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#64686E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64686E

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64686E	#FFFFFF	#000000	##FFFFFF
##64686E	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66686E

Deuteranopia (green-blind)

#65676E

Tritanopia (blue-blind)

#62696A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #64686e;
/* rgb */ color: rgb(100, 104, 110);
/* oklch */ color: oklch(51.6% 0.011 258.4);

Tailwind

colors: {
  custom: {
    50: '#909397',
    500: '#64686e',
    950: '#000000',
  },
}

SCSS

$custom: #64686e;
$custom-light: #909397;
$custom-dark: #000000;

JSON

{
  "hex": "#64686e",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 110
  },
  "hsl": {
    "h": 216,
    "s": 4.762,
    "l": 41.176
  },
  "oklch": {
    "l": 0.51585,
    "c": 0.01067,
    "h": 258.4
  },
  "luminance": 0.13736
}

Semantic roles & 50–950 ramp

primary

#64686E

secondary

#9A9893

accent

#997AAE

background

#F8F9F9

surface

#F0F1F2

border

#CBCBCC

text

#0C0D0D

muted

#7D7E7E

Preview Lab

Preview with #64686E

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

Preview Lab → · Contrast checker → · Palette generator →