#666E62#666E62

#666E62 is a mid, muted grey. Relative luminance 0.149; OKLCH L 52.8% C 0.021 H 135.0°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#666E62
RGB	rgb(102, 110, 98)
HSL	hsl(100, 6%, 41%)
HSV	hsv(100, 11%, 43%)
CMYK	cmyk(7.3%, 0%, 10.9%, 56.9%)
CIE-LAB	lab(45.44, -5.51, 5.66)
CIE-LCH	lch(45.44, 7.89, 134.23°)
OKLab	oklab(52.76% -0.0147 0.0147)
OKLCH	oklch(52.76% 0.021 135)
XYZ	xyz(13.2596, 14.8584, 13.7223)
Luminance	0.1486 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666E62 #6A626E

analogous

#6C6E62 #666E62 #626E64

triadic

#666E62 #62666E #6E6266

tetradic

#666E62 #626C6E #6A626E #6E6462

square

#666E62 #626C6E #6A626E #6E6462

split-complementary

#666E62 #64626E #6E626C

monochromatic

#2A2D28 #484E45 #666E62 #848E80 #A3AAA0

Accessibility & contrast

On white

5.29

#666E62 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#666E62 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666E62

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666E62	#FFFFFF	#000000	##FFFFFF
##666E62	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6C61

Deuteranopia (green-blind)

#6E6B63

Tritanopia (blue-blind)

#666D6A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #666e62;
/* rgb */ color: rgb(102, 110, 98);
/* oklch */ color: oklch(52.8% 0.021 135.0);

Tailwind

colors: {
  custom: {
    50: '#91978e',
    500: '#666e62',
    950: '#000000',
  },
}

SCSS

$custom: #666e62;
$custom-light: #91978e;
$custom-dark: #000000;

JSON

{
  "hex": "#666e62",
  "rgb": {
    "r": 102,
    "g": 110,
    "b": 98
  },
  "hsl": {
    "h": 100,
    "s": 5.769,
    "l": 40.784
  },
  "oklch": {
    "l": 0.52764,
    "c": 0.02084,
    "h": 135
  },
  "luminance": 0.14858
}

Semantic roles & 50–950 ramp

primary

#666E62

secondary

#97929A

accent

#79AF9D

background

#F8F9F8

surface

#F0F2F0

border

#CBCCCB

text

#0C0D0C

muted

#7D7E7D

Preview Lab

Preview with #666E62

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

Preview Lab → · Contrast checker → · Palette generator →