#57737F#57737F

#57737F is a mid, muted cyan. Relative luminance 0.158; OKLCH L 53.8% C 0.038 H 226.1°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#57737F
RGB	rgb(87, 115, 127)
HSL	hsl(198, 19%, 42%)
HSV	hsv(198, 31%, 50%)
CMYK	cmyk(31.5%, 9.4%, 0%, 50.2%)
CIE-LAB	lab(46.74, -7.05, -9.89)
CIE-LCH	lch(46.74, 12.15, 234.54°)
OKLab	oklab(53.81% -0.026 -0.027)
OKLCH	oklch(53.81% 0.038 226.1)
XYZ	xyz(13.8908, 15.8194, 22.3961)
Luminance	0.1582 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57737F #7F6357

analogous

#577F77 #57737F #575F7F

triadic

#57737F #7F5773 #737F57

tetradic

#57737F #77577F #7F6357 #5F7F57

square

#57737F #77577F #7F6357 #5F7F57

split-complementary

#57737F #7F575F #7F7757

monochromatic

#253136 #3E525B #57737F #7492A0 #98AFB8

Accessibility & contrast

On white

5.04

#57737F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#57737F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57737F

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57737F	#FFFFFF	#000000	##FFFFFF
##57737F	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7280

Deuteranopia (green-blind)

#666D7F

Tritanopia (blue-blind)

#4A7777

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #57737f;
/* rgb */ color: rgb(87, 115, 127);
/* oklch */ color: oklch(53.8% 0.038 226.1);

Tailwind

colors: {
  custom: {
    50: '#879ba4',
    500: '#57737f',
    950: '#000000',
  },
}

SCSS

$custom: #57737f;
$custom-light: #879ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#57737f",
  "rgb": {
    "r": 87,
    "g": 115,
    "b": 127
  },
  "hsl": {
    "h": 198,
    "s": 18.692,
    "l": 41.961
  },
  "oklch": {
    "l": 0.53806,
    "c": 0.03754,
    "h": 226.1
  },
  "luminance": 0.1582
}

Semantic roles & 50–950 ramp

primary

#57737F

secondary

#A6948C

accent

#846CBB

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #57737F

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

Preview Lab → · Contrast checker → · Palette generator →