#577683#577683

#577683 is a mid, muted cyan. Relative luminance 0.166; OKLCH L 54.7% C 0.041 H 225.7°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#577683
RGB	rgb(87, 118, 131)
HSL	hsl(198, 20%, 43%)
HSV	hsv(198, 34%, 51%)
CMYK	cmyk(33.6%, 9.9%, 0%, 48.6%)
CIE-LAB	lab(47.78, -7.72, -10.70)
CIE-LCH	lch(47.78, 13.19, 234.20°)
OKLab	oklab(54.68% -0.0286 -0.0293)
OKLCH	oklch(54.68% 0.041 225.7)
XYZ	xyz(14.5043, 16.6211, 23.9123)
Luminance	0.1662 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577683 #836457

analogous

#57837A #577683 #576083

triadic

#577683 #835776 #768357

tetradic

#577683 #7A5783 #836457 #608357

square

#577683 #7A5783 #836457 #608357

split-complementary

#577683 #835760 #837A57

monochromatic

#263439 #3F555E #577683 #7495A3 #99B1BB

Accessibility & contrast

On white

4.86

#577683 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#577683 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577683

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577683	#FFFFFF	#000000	##FFFFFF
##577683	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7484

Deuteranopia (green-blind)

#686F83

Tritanopia (blue-blind)

#487A7A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577683;
/* rgb */ color: rgb(87, 118, 131);
/* oklch */ color: oklch(54.7% 0.041 225.7);

Tailwind

colors: {
  custom: {
    50: '#889da7',
    500: '#577683',
    950: '#000000',
  },
}

SCSS

$custom: #577683;
$custom-light: #889da7;
$custom-dark: #000000;

JSON

{
  "hex": "#577683",
  "rgb": {
    "r": 87,
    "g": 118,
    "b": 131
  },
  "hsl": {
    "h": 197.727,
    "s": 20.183,
    "l": 42.745
  },
  "oklch": {
    "l": 0.54677,
    "c": 0.04095,
    "h": 225.7
  },
  "luminance": 0.16622
}

Semantic roles & 50–950 ramp

primary

#577683

secondary

#A9958D

accent

#836BBD

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #577683

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

Preview Lab → · Contrast checker → · Palette generator →