#666E76#666E76

#666E76 is a mid, near-neutral grey. Relative luminance 0.153; OKLCH L 53.4% C 0.016 H 248.1°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#666E76
RGB	rgb(102, 110, 118)
HSL	hsl(210, 7%, 43%)
HSV	hsv(210, 14%, 46%)
CMYK	cmyk(13.6%, 6.8%, 0%, 53.7%)
CIE-LAB	lab(46.02, -1.25, -5.48)
CIE-LCH	lch(46.02, 5.62, 257.15°)
OKLab	oklab(53.42% -0.0059 -0.0147)
OKLCH	oklch(53.42% 0.016 248.1)
XYZ	xyz(14.3247, 15.2844, 19.3315)
Luminance	0.1529 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666E76 #766E66

analogous

#667676 #666E76 #666676

triadic

#666E76 #76666E #6E7666

tetradic

#666E76 #766676 #766E66 #667666

square

#666E76 #766676 #766E66 #667666

split-complementary

#666E76 #766666 #767666

monochromatic

#2D3134 #4A4F55 #666E76 #848D95 #A5ABB1

Accessibility & contrast

On white

5.18

#666E76 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#666E76 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666E76

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666E76	#FFFFFF	#000000	##FFFFFF
##666E76	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6E76

Deuteranopia (green-blind)

#696C76

Tritanopia (blue-blind)

#627070

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #666e76;
/* rgb */ color: rgb(102, 110, 118);
/* oklch */ color: oklch(53.4% 0.016 248.1);

Tailwind

colors: {
  custom: {
    50: '#91979d',
    500: '#666e76',
    950: '#000000',
  },
}

SCSS

$custom: #666e76;
$custom-light: #91979d;
$custom-dark: #000000;

JSON

{
  "hex": "#666e76",
  "rgb": {
    "r": 102,
    "g": 110,
    "b": 118
  },
  "hsl": {
    "h": 210,
    "s": 7.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.53415,
    "c": 0.01589,
    "h": 248.1
  },
  "luminance": 0.15285
}

Semantic roles & 50–950 ramp

primary

#666E76

secondary

#A19C97

accent

#9477B0

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0C0D0E

muted

#7D7E7E

Preview Lab

Preview with #666E76

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

Preview Lab → · Contrast checker → · Palette generator →