#577784#577784

#577784 is a mid, muted cyan. Relative luminance 0.169; OKLCH L 55.0% C 0.042 H 224.9°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#577784
RGB	rgb(87, 119, 132)
HSL	hsl(197, 21%, 43%)
HSV	hsv(197, 34%, 52%)
CMYK	cmyk(34.1%, 9.8%, 0%, 48.2%)
CIE-LAB	lab(48.11, -8.03, -10.79)
CIE-LCH	lch(48.11, 13.45, 233.35°)
OKLab	oklab(54.96% -0.0296 -0.0295)
OKLCH	oklch(54.96% 0.042 224.9)
XYZ	xyz(14.6908, 16.8851, 24.3104)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577784 #846457

analogous

#57847A #577784 #576084

triadic

#577784 #845777 #778457

tetradic

#577784 #7A5784 #846457 #608457

square

#577784 #7A5784 #846457 #608457

split-complementary

#577784 #845760 #847A57

monochromatic

#26343A #3F565F #577784 #7496A4 #99B2BC

Accessibility & contrast

On white

4.80

#577784 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#577784 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577784

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577784	#FFFFFF	#000000	##FFFFFF
##577784	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#707585

Deuteranopia (green-blind)

#697084

Tritanopia (blue-blind)

#487B7B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #577784;
/* rgb */ color: rgb(87, 119, 132);
/* oklch */ color: oklch(55.0% 0.042 224.9);

Tailwind

colors: {
  custom: {
    50: '#889ea7',
    500: '#577784',
    950: '#000000',
  },
}

SCSS

$custom: #577784;
$custom-light: #889ea7;
$custom-dark: #000000;

JSON

{
  "hex": "#577784",
  "rgb": {
    "r": 87,
    "g": 119,
    "b": 132
  },
  "hsl": {
    "h": 197.333,
    "s": 20.548,
    "l": 42.941
  },
  "oklch": {
    "l": 0.54955,
    "c": 0.04182,
    "h": 224.9
  },
  "luminance": 0.16886
}

Semantic roles & 50–950 ramp

primary

#577784

secondary

#AA958D

accent

#826BBD

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #577784

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

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