#57737D#57737D

#57737D is a mid, muted cyan. Relative luminance 0.158; OKLCH L 53.7% C 0.036 H 221.8°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#57737D
RGB	rgb(87, 115, 125)
HSL	hsl(196, 18%, 42%)
HSV	hsv(196, 30%, 49%)
CMYK	cmyk(30.4%, 8%, 0%, 51%)
CIE-LAB	lab(46.67, -7.57, -8.80)
CIE-LCH	lch(46.67, 11.61, 229.31°)
OKLab	oklab(53.73% -0.0269 -0.024)
OKLCH	oklch(53.73% 0.036 221.8)
XYZ	xyz(13.7617, 15.7677, 21.7164)
Luminance	0.1577 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57737D #7D6157

analogous

#577D74 #57737D #57607D

triadic

#57737D #7D5773 #737D57

tetradic

#57737D #74577D #7D6157 #607D57

square

#57737D #74577D #7D6157 #607D57

split-complementary

#57737D #7D5760 #7D7457

monochromatic

#253135 #3E5259 #57737D #73939E #97AFB7

Accessibility & contrast

On white

5.06

#57737D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#57737D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57737D

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57737D	#FFFFFF	#000000	##FFFFFF
##57737D	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D717E

Deuteranopia (green-blind)

#676D7D

Tritanopia (blue-blind)

#4B7676

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #57737d;
/* rgb */ color: rgb(87, 115, 125);
/* oklch */ color: oklch(53.7% 0.036 221.8);

Tailwind

colors: {
  custom: {
    50: '#879ba2',
    500: '#57737d',
    950: '#000000',
  },
}

SCSS

$custom: #57737d;
$custom-light: #879ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#57737d",
  "rgb": {
    "r": 87,
    "g": 115,
    "b": 125
  },
  "hsl": {
    "h": 195.789,
    "s": 17.925,
    "l": 41.569
  },
  "oklch": {
    "l": 0.53729,
    "c": 0.03605,
    "h": 221.8
  },
  "luminance": 0.15768
}

Semantic roles & 50–950 ramp

primary

#57737D

secondary

#A5928B

accent

#826DBB

background

#F8F9F9

surface

#EFF2F2

border

#CACCCC

text

#0B0E0F

muted

#7C7E7E

Preview Lab

Preview with #57737D

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

Preview Lab → · Contrast checker → · Palette generator →