#577188#577188

#577188 is a mid, muted cyan. Relative luminance 0.156; OKLCH L 53.7% C 0.047 H 245.5°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#577188
RGB	rgb(87, 113, 136)
HSL	hsl(208, 22%, 44%)
HSV	hsv(208, 36%, 53%)
CMYK	cmyk(36%, 16.9%, 0%, 46.7%)
CIE-LAB	lab(46.46, -3.44, -15.66)
CIE-LCH	lch(46.46, 16.04, 257.61°)
OKLab	oklab(53.7% -0.0196 -0.0431)
OKLCH	oklch(53.7% 0.047 245.5)
XYZ	xyz(14.2781, 15.6134, 25.5491)
Luminance	0.1561 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577188 #886E57

analogous

#578886 #577188 #575888

triadic

#577188 #885771 #718857

tetradic

#577188 #865788 #886E57 #588857

square

#577188 #865788 #886E57 #588857

split-complementary

#577188 #885758 #888657

monochromatic

#27333D #3F5263 #577188 #7590A7 #9BAEBF

Accessibility & contrast

On white

5.09

#577188 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#577188 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577188

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577188	#FFFFFF	#000000	##FFFFFF
##577188	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#687189

Deuteranopia (green-blind)

#626C88

Tritanopia (blue-blind)

#477678

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #577188;
/* rgb */ color: rgb(87, 113, 136);
/* oklch */ color: oklch(53.7% 0.047 245.5);

Tailwind

colors: {
  custom: {
    50: '#8899aa',
    500: '#577188',
    950: '#000000',
  },
}

SCSS

$custom: #577188;
$custom-light: #8899aa;
$custom-dark: #000000;

JSON

{
  "hex": "#577188",
  "rgb": {
    "r": 87,
    "g": 113,
    "b": 136
  },
  "hsl": {
    "h": 208.163,
    "s": 21.973,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53697,
    "c": 0.04738,
    "h": 245.5
  },
  "luminance": 0.15614
}

Semantic roles & 50–950 ramp

primary

#577188

secondary

#AC9C8E

accent

#9169BE

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E10

muted

#7C7E7F

Preview Lab

Preview with #577188

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

Preview Lab → · Contrast checker → · Palette generator →