#577B92#577B92

#577B92 is a mid, muted cyan. Relative luminance 0.183; OKLCH L 56.5% C 0.054 H 237.0°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#577B92
RGB	rgb(87, 123, 146)
HSL	hsl(203, 25%, 46%)
HSV	hsv(203, 40%, 57%)
CMYK	cmyk(40.4%, 15.8%, 0%, 42.7%)
CIE-LAB	lab(49.82, -6.47, -16.46)
CIE-LCH	lch(49.82, 17.69, 248.53°)
OKLab	oklab(56.47% -0.0295 -0.0454)
OKLCH	oklch(56.47% 0.054 237)
XYZ	xyz(16.2000, 18.2665, 29.8607)
Luminance	0.1827 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B92 #926E57

analogous

#57928B #577B92 #575D92

triadic

#577B92 #92577B #7B9257

tetradic

#577B92 #8B5792 #926E57 #5D9257

square

#577B92 #8B5792 #926E57 #5D9257

split-complementary

#577B92 #92575D #928B57

monochromatic

#293A45 #405B6C #577B92 #7899AE #9EB6C5

Accessibility & contrast

On white

4.51

#577B92 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#577B92 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577B92

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B92	#FFFFFF	#000000	##000000
##577B92	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717A93

Deuteranopia (green-blind)

#697492

Tritanopia (blue-blind)

#418182

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #577b92;
/* rgb */ color: rgb(87, 123, 146);
/* oklch */ color: oklch(56.5% 0.054 237.0);

Tailwind

colors: {
  custom: {
    50: '#89a1b2',
    500: '#577b92',
    950: '#000000',
  },
}

SCSS

$custom: #577b92;
$custom-light: #89a1b2;
$custom-dark: #000000;

JSON

{
  "hex": "#577b92",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 146
  },
  "hsl": {
    "h": 203.39,
    "s": 25.322,
    "l": 45.686
  },
  "oklch": {
    "l": 0.56471,
    "c": 0.05413,
    "h": 237
  },
  "luminance": 0.18267
}

Semantic roles & 50–950 ramp

primary

#577B92

secondary

#B39F92

accent

#8A66C2

background

#F8F9FA

surface

#F0F2F5

border

#CBCCCF

text

#0C0E10

muted

#7D7E7F

Preview Lab

Preview with #577B92

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

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