#686C66#686C66

#686C66 is a mid, near-neutral grey. Relative luminance 0.146; OKLCH L 52.6% C 0.010 H 134.9°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#686C66
RGB	rgb(104, 108, 102)
HSL	hsl(100, 3%, 41%)
HSV	hsv(100, 6%, 42%)
CMYK	cmyk(3.7%, 0%, 5.6%, 57.6%)
CIE-LAB	lab(45.12, -2.77, 2.82)
CIE-LCH	lch(45.12, 3.95, 134.45°)
OKLab	oklab(52.59% -0.0074 0.0074)
OKLCH	oklch(52.59% 0.01 134.9)
XYZ	xyz(13.4693, 14.6274, 14.6816)
Luminance	0.1463 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686C66 #6A666C

analogous

#6B6C66 #686C66 #666C67

triadic

#686C66 #66686C #6C6668

tetradic

#686C66 #666B6C #6A666C #6C6766

square

#686C66 #666B6C #6A666C #6C6766

split-complementary

#686C66 #67666C #6C666B

monochromatic

#2B2D2B #4A4D48 #686C66 #868B84 #A5A9A4

Accessibility & contrast

On white

5.35

#686C66 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#686C66 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686C66

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686C66	#FFFFFF	#000000	##FFFFFF
##686C66	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6B66

Deuteranopia (green-blind)

#6C6B66

Tritanopia (blue-blind)

#686B6A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #686c66;
/* rgb */ color: rgb(104, 108, 102);
/* oklch */ color: oklch(52.6% 0.010 134.9);

Tailwind

colors: {
  custom: {
    50: '#939691',
    500: '#686c66',
    950: '#000000',
  },
}

SCSS

$custom: #686c66;
$custom-light: #939691;
$custom-dark: #000000;

JSON

{
  "hex": "#686c66",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 102
  },
  "hsl": {
    "h": 100,
    "s": 2.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.52587,
    "c": 0.01045,
    "h": 134.9
  },
  "luminance": 0.14627
}

Semantic roles & 50–950 ramp

primary

#686C66

secondary

#989599

accent

#7CAC9C

background

#F9F9F8

surface

#F1F1F0

border

#CBCBCB

text

#0D0D0C

muted

#7E7E7D

Preview Lab

Preview with #686C66

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

Preview Lab → · Contrast checker → · Palette generator →