#66787C#66787C

#66787C is a mid, muted cyan. Relative luminance 0.177; OKLCH L 55.9% C 0.022 H 212.6°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#66787C
RGB	rgb(102, 120, 124)
HSL	hsl(191, 10%, 44%)
HSV	hsv(191, 18%, 49%)
CMYK	cmyk(17.7%, 3.2%, 0%, 51.4%)
CIE-LAB	lab(49.15, -5.69, -4.41)
CIE-LCH	lch(49.15, 7.20, 217.82°)
OKLab	oklab(55.94% -0.0187 -0.0119)
OKLCH	oklch(55.94% 0.022 212.6)
XYZ	xyz(15.8331, 17.7125, 21.6495)
Luminance	0.1771 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66787C #7C6A66

analogous

#667C75 #66787C #666D7C

triadic

#66787C #7C6678 #787C66

tetradic

#66787C #75667C #7C6A66 #6D7C66

square

#66787C #75667C #7C6A66 #6D7C66

split-complementary

#66787C #7C666D #7C7566

monochromatic

#2F3739 #4A585A #66787C #85979A #A6B3B6

Accessibility & contrast

On white

4.62

#66787C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#66787C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #66787C

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66787C	#FFFFFF	#000000	##FFFFFF
##66787C	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#75777C

Deuteranopia (green-blind)

#71747C

Tritanopia (blue-blind)

#607A79

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #66787c;
/* rgb */ color: rgb(102, 120, 124);
/* oklch */ color: oklch(55.9% 0.022 212.6);

Tailwind

colors: {
  custom: {
    50: '#929fa1',
    500: '#66787c',
    950: '#000000',
  },
}

SCSS

$custom: #66787c;
$custom-light: #929fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#66787c",
  "rgb": {
    "r": 102,
    "g": 120,
    "b": 124
  },
  "hsl": {
    "h": 190.909,
    "s": 9.735,
    "l": 44.314
  },
  "oklch": {
    "l": 0.55942,
    "c": 0.02216,
    "h": 212.6
  },
  "luminance": 0.17713
}

Semantic roles & 50–950 ramp

primary

#66787C

secondary

#A59B98

accent

#8075B3

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0D0E0F

muted

#7D7E7E

Preview Lab

Preview with #66787C

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

Preview Lab → · Contrast checker → · Palette generator →