#577387#577387

#577387 is a mid, muted cyan. Relative luminance 0.160; OKLCH L 54.1% C 0.045 H 239.7°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#577387
RGB	rgb(87, 115, 135)
HSL	hsl(205, 22%, 44%)
HSV	hsv(205, 36%, 53%)
CMYK	cmyk(35.6%, 14.8%, 0%, 47.1%)
CIE-LAB	lab(47.02, -4.89, -14.22)
CIE-LCH	lch(47.02, 15.04, 251.01°)
OKLab	oklab(54.13% -0.0228 -0.0391)
OKLCH	oklch(54.13% 0.045 239.7)
XYZ	xyz(14.4330, 16.0362, 25.2518)
Luminance	0.1604 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577387 #876B57

analogous

#578783 #577387 #575B87

triadic

#577387 #875773 #738757

tetradic

#577387 #835787 #876B57 #5B8757

square

#577387 #835787 #876B57 #5B8757

split-complementary

#577387 #87575B #878357

monochromatic

#27343D #3F5362 #577387 #7592A6 #9AAFBE

Accessibility & contrast

On white

4.99

#577387 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#577387 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577387

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577387	#FFFFFF	#000000	##FFFFFF
##577387	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7288

Deuteranopia (green-blind)

#646D87

Tritanopia (blue-blind)

#477879

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #577387;
/* rgb */ color: rgb(87, 115, 135);
/* oklch */ color: oklch(54.1% 0.045 239.7);

Tailwind

colors: {
  custom: {
    50: '#889baa',
    500: '#577387',
    950: '#000000',
  },
}

SCSS

$custom: #577387;
$custom-light: #889baa;
$custom-dark: #000000;

JSON

{
  "hex": "#577387",
  "rgb": {
    "r": 87,
    "g": 115,
    "b": 135
  },
  "hsl": {
    "h": 205,
    "s": 21.622,
    "l": 43.529
  },
  "oklch": {
    "l": 0.54126,
    "c": 0.04525,
    "h": 239.7
  },
  "luminance": 0.16037
}

Semantic roles & 50–950 ramp

primary

#577387

secondary

#AC9A8E

accent

#8D6ABE

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E10

muted

#7C7E7F

Preview Lab

Preview with #577387

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

Preview Lab → · Contrast checker → · Palette generator →