#579FCD#579FCD

#579FCD is a light, moderate cyan. Relative luminance 0.312; OKLCH L 67.4% C 0.100 H 238.7°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#579FCD
RGB	rgb(87, 159, 205)
HSL	hsl(203, 54%, 57%)
HSV	hsv(203, 58%, 80%)
CMYK	cmyk(57.6%, 22.4%, 0%, 19.6%)
CIE-LAB	lab(62.70, -9.15, -30.38)
CIE-LCH	lch(62.70, 31.72, 253.24°)
OKLab	oklab(67.44% -0.0518 -0.085)
OKLCH	oklch(67.44% 0.1 238.7)
XYZ	xyz(27.3440, 31.2278, 62.3323)
Luminance	0.3123 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FCD #CD8557

analogous

#57CDC0 #579FCD #5764CD

triadic

#579FCD #CD579F #9FCD57

tetradic

#579FCD #C057CD #CD8557 #64CD57

square

#579FCD #C057CD #CD8557 #64CD57

split-complementary

#579FCD #CD5764 #CDC057

monochromatic

#275F83 #3581B2 #579FCD #86BADB #B5D5E9

Accessibility & contrast

On white

2.90

#579FCD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#579FCD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FCD

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FCD	#FFFFFF	#000000	##000000
##579FCD	1.00	2.90	7.25	7.25
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9ECF

Deuteranopia (green-blind)

#7A92CC

Tritanopia (blue-blind)

#00ABAE

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #579fcd;
/* rgb */ color: rgb(87, 159, 205);
/* oklch */ color: oklch(67.4% 0.100 238.7);

Tailwind

colors: {
  custom: {
    50: '#8fbbdc',
    500: '#579fcd',
    950: '#000000',
  },
}

SCSS

$custom: #579fcd;
$custom-light: #8fbbdc;
$custom-dark: #000000;

JSON

{
  "hex": "#579fcd",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 205
  },
  "hsl": {
    "h": 203.39,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.67435,
    "c": 0.09952,
    "h": 238.7
  },
  "luminance": 0.3123
}

Semantic roles & 50–950 ramp

primary

#579FCD

secondary

#D8BBA8

accent

#844ADD

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579FCD

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

Preview Lab → · Contrast checker → · Palette generator →