#57737E#57737E

#57737E is a mid, muted cyan. Relative luminance 0.158; OKLCH L 53.8% C 0.037 H 224.0°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#57737E
RGB	rgb(87, 115, 126)
HSL	hsl(197, 18%, 42%)
HSV	hsv(197, 31%, 49%)
CMYK	cmyk(31%, 8.7%, 0%, 50.6%)
CIE-LAB	lab(46.70, -7.31, -9.35)
CIE-LCH	lch(46.70, 11.87, 231.98°)
OKLab	oklab(53.77% -0.0264 -0.0255)
OKLCH	oklch(53.77% 0.037 224)
XYZ	xyz(13.8259, 15.7934, 22.0546)
Luminance	0.1579 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57737E #7E6257

analogous

#577E76 #57737E #57607E

triadic

#57737E #7E5773 #737E57

tetradic

#57737E #76577E #7E6257 #607E57

square

#57737E #76577E #7E6257 #607E57

split-complementary

#57737E #7E5760 #7E7657

monochromatic

#253136 #3E525A #57737E #74939F #98AFB8

Accessibility & contrast

On white

5.05

#57737E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#57737E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57737E

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57737E	#FFFFFF	#000000	##FFFFFF
##57737E	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D717F

Deuteranopia (green-blind)

#676D7E

Tritanopia (blue-blind)

#4A7776

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #57737e;
/* rgb */ color: rgb(87, 115, 126);
/* oklch */ color: oklch(53.8% 0.037 224.0);

Tailwind

colors: {
  custom: {
    50: '#879ba3',
    500: '#57737e',
    950: '#000000',
  },
}

SCSS

$custom: #57737e;
$custom-light: #879ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#57737e",
  "rgb": {
    "r": 87,
    "g": 115,
    "b": 126
  },
  "hsl": {
    "h": 196.923,
    "s": 18.31,
    "l": 41.765
  },
  "oklch": {
    "l": 0.53767,
    "c": 0.03677,
    "h": 224
  },
  "luminance": 0.15794
}

Semantic roles & 50–950 ramp

primary

#57737E

secondary

#A6938B

accent

#836DBB

background

#F8F9FA

surface

#F0F2F3

border

#CBCCCD

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #57737E

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

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