#57728B#57728B

#57728B is a mid, muted cyan. Relative luminance 0.159; OKLCH L 54.1% C 0.050 H 246.8°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#57728B
RGB	rgb(87, 114, 139)
HSL	hsl(209, 23%, 44%)
HSV	hsv(209, 37%, 55%)
CMYK	cmyk(37.4%, 18%, 0%, 45.5%)
CIE-LAB	lab(46.87, -3.19, -16.82)
CIE-LCH	lch(46.87, 17.12, 259.24°)
OKLab	oklab(54.06% -0.0199 -0.0464)
OKLCH	oklch(54.06% 0.05 246.8)
XYZ	xyz(14.6065, 15.9242, 26.7251)
Luminance	0.1593 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57728B #8B7057

analogous

#578B8A #57728B #57588B

triadic

#57728B #8B5772 #728B57

tetradic

#57728B #8A578B #8B7057 #588B57

square

#57728B #8A578B #8B7057 #588B57

split-complementary

#57728B #8B5758 #8B8A57

monochromatic

#283440 #3F5365 #57728B #7691A9 #9CAFC1

Accessibility & contrast

On white

5.02

#57728B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#57728B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57728B

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57728B	#FFFFFF	#000000	##FFFFFF
##57728B	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68728C

Deuteranopia (green-blind)

#626D8B

Tritanopia (blue-blind)

#46787A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #57728b;
/* rgb */ color: rgb(87, 114, 139);
/* oklch */ color: oklch(54.1% 0.050 246.8);

Tailwind

colors: {
  custom: {
    50: '#889aad',
    500: '#57728b',
    950: '#000000',
  },
}

SCSS

$custom: #57728b;
$custom-light: #889aad;
$custom-dark: #000000;

JSON

{
  "hex": "#57728b",
  "rgb": {
    "r": 87,
    "g": 114,
    "b": 139
  },
  "hsl": {
    "h": 208.846,
    "s": 23.009,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5406,
    "c": 0.05046,
    "h": 246.8
  },
  "luminance": 0.15925
}

Semantic roles & 50–950 ramp

primary

#57728B

secondary

#AE9E8F

accent

#9268BF

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E10

muted

#7C7E7F

Preview Lab

Preview with #57728B

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

Preview Lab → · Contrast checker → · Palette generator →