#577A85#577A85

#577A85 is a mid, muted cyan. Relative luminance 0.176; OKLCH L 55.7% C 0.043 H 219.3°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#577A85
RGB	rgb(87, 122, 133)
HSL	hsl(194, 21%, 43%)
HSV	hsv(194, 35%, 52%)
CMYK	cmyk(34.6%, 8.3%, 0%, 47.8%)
CIE-LAB	lab(49.05, -9.47, -9.97)
CIE-LCH	lch(49.05, 13.75, 226.46°)
OKLab	oklab(55.71% -0.0333 -0.0273)
OKLCH	oklch(55.71% 0.043 219.3)
XYZ	xyz(15.1223, 17.6379, 24.7934)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577A85 #856257

analogous

#578579 #577A85 #576385

triadic

#577A85 #85577A #7A8557

tetradic

#577A85 #795785 #856257 #638557

square

#577A85 #795785 #856257 #638557

split-complementary

#577A85 #855763 #857957

monochromatic

#27363B #3F5860 #577A85 #7599A5 #9AB4BD

Accessibility & contrast

On white

4.64

#577A85 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#577A85 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577A85

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577A85	#FFFFFF	#000000	##FFFFFF
##577A85	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737886

Deuteranopia (green-blind)

#6C7285

Tritanopia (blue-blind)

#477E7D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577a85;
/* rgb */ color: rgb(87, 122, 133);
/* oklch */ color: oklch(55.7% 0.043 219.3);

Tailwind

colors: {
  custom: {
    50: '#88a0a8',
    500: '#577a85',
    950: '#000000',
  },
}

SCSS

$custom: #577a85;
$custom-light: #88a0a8;
$custom-dark: #000000;

JSON

{
  "hex": "#577a85",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 133
  },
  "hsl": {
    "h": 194.348,
    "s": 20.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.55712,
    "c": 0.04308,
    "h": 219.3
  },
  "luminance": 0.17639
}

Semantic roles & 50–950 ramp

primary

#577A85

secondary

#AA948D

accent

#7E6ABD

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #577A85

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

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