#577C86#577C86

#577C86 is a mid, muted cyan. Relative luminance 0.182; OKLCH L 56.2% C 0.044 H 216.4°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#577C86
RGB	rgb(87, 124, 134)
HSL	hsl(193, 21%, 43%)
HSV	hsv(193, 35%, 53%)
CMYK	cmyk(35.1%, 7.5%, 0%, 47.5%)
CIE-LAB	lab(49.69, -10.34, -9.60)
CIE-LCH	lch(49.69, 14.11, 222.88°)
OKLab	oklab(56.23% -0.0357 -0.0263)
OKLCH	oklch(56.23% 0.044 216.4)
XYZ	xyz(15.4398, 18.1619, 25.2417)
Luminance	0.1816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C86 #866157

analogous

#578678 #577C86 #576486

triadic

#577C86 #86577C #7C8657

tetradic

#577C86 #785786 #866157 #648657

square

#577C86 #785786 #866157 #648657

split-complementary

#577C86 #865764 #867857

monochromatic

#27373C #3F5A61 #577C86 #759BA5 #9AB6BD

Accessibility & contrast

On white

4.53

#577C86 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#577C86 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577C86

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C86	#FFFFFF	#000000	##000000
##577C86	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#757A87

Deuteranopia (green-blind)

#6D7486

Tritanopia (blue-blind)

#46807F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #577c86;
/* rgb */ color: rgb(87, 124, 134);
/* oklch */ color: oklch(56.2% 0.044 216.4);

Tailwind

colors: {
  custom: {
    50: '#88a2a9',
    500: '#577c86',
    950: '#000000',
  },
}

SCSS

$custom: #577c86;
$custom-light: #88a2a9;
$custom-dark: #000000;

JSON

{
  "hex": "#577c86",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 134
  },
  "hsl": {
    "h": 192.766,
    "s": 21.267,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5623,
    "c": 0.0443,
    "h": 216.4
  },
  "luminance": 0.18163
}

Semantic roles & 50–950 ramp

primary

#577C86

secondary

#AB948E

accent

#7C6ABE

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0F0F

muted

#7C7E7F

Preview Lab

Preview with #577C86

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

Preview Lab → · Contrast checker → · Palette generator →