#577C85#577C85

#577C85 is a mid, muted cyan. Relative luminance 0.181; OKLCH L 56.2% C 0.044 H 214.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#577C85
RGB	rgb(87, 124, 133)
HSL	hsl(192, 21%, 43%)
HSV	hsv(192, 35%, 52%)
CMYK	cmyk(34.6%, 6.8%, 0%, 47.8%)
CIE-LAB	lab(49.66, -10.60, -9.06)
CIE-LCH	lch(49.66, 13.95, 220.52°)
OKLab	oklab(56.19% -0.0361 -0.0248)
OKLCH	oklch(56.19% 0.044 214.5)
XYZ	xyz(15.3704, 18.1341, 24.8761)
Luminance	0.1814 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C85 #856057

analogous

#578577 #577C85 #576585

triadic

#577C85 #85577C #7C8557

tetradic

#577C85 #775785 #856057 #658557

square

#577C85 #775785 #856057 #658557

split-complementary

#577C85 #855765 #857757

monochromatic

#27373B #3F5A60 #577C85 #759BA5 #9AB6BD

Accessibility & contrast

On white

4.54

#577C85 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#577C85 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577C85

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C85	#FFFFFF	#000000	##000000
##577C85	1.00	4.54	4.63	4.63
#FFFFFF	4.54	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)

#757986

Deuteranopia (green-blind)

#6E7485

Tritanopia (blue-blind)

#47807F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #577c85;
/* rgb */ color: rgb(87, 124, 133);
/* oklch */ color: oklch(56.2% 0.044 214.5);

Tailwind

colors: {
  custom: {
    50: '#88a2a8',
    500: '#577c85',
    950: '#000000',
  },
}

SCSS

$custom: #577c85;
$custom-light: #88a2a8;
$custom-dark: #000000;

JSON

{
  "hex": "#577c85",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 133
  },
  "hsl": {
    "h": 191.739,
    "s": 20.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.56192,
    "c": 0.04378,
    "h": 214.5
  },
  "luminance": 0.18135
}

Semantic roles & 50–950 ramp

primary

#577C85

secondary

#AA938D

accent

#7B6ABD

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0F0F

muted

#7C7E7F

Preview Lab

Preview with #577C85

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

Preview Lab → · Contrast checker → · Palette generator →