#579CD0#579CD0

#579CD0 is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.9% C 0.105 H 243.0°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#579CD0
RGB	rgb(87, 156, 208)
HSL	hsl(206, 56%, 58%)
HSV	hsv(206, 58%, 82%)
CMYK	cmyk(58.2%, 25%, 0%, 18.4%)
CIE-LAB	lab(61.96, -6.54, -33.20)
CIE-LCH	lch(61.96, 33.84, 258.86°)
OKLab	oklab(66.89% -0.0475 -0.0931)
OKLCH	oklch(66.89% 0.105 243)
XYZ	xyz(27.1999, 30.3548, 64.0879)
Luminance	0.3036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CD0 #D08B57

analogous

#57D0C7 #579CD0 #575FD0

triadic

#579CD0 #D0579C #9CD057

tetradic

#579CD0 #C757D0 #D08B57 #5FD057

square

#579CD0 #C757D0 #D08B57 #5FD057

split-complementary

#579CD0 #D0575F #D0C757

monochromatic

#265D87 #337EB7 #579CD0 #87B8DD #B7D4EB

Accessibility & contrast

On white

2.97

#579CD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#579CD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579CD0

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CD0	#FFFFFF	#000000	##000000
##579CD0	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859DD2

Deuteranopia (green-blind)

#7590CF

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #579cd0;
/* rgb */ color: rgb(87, 156, 208);
/* oklch */ color: oklch(66.9% 0.105 243.0);

Tailwind

colors: {
  custom: {
    50: '#90b9de',
    500: '#579cd0',
    950: '#000000',
  },
}

SCSS

$custom: #579cd0;
$custom-light: #90b9de;
$custom-dark: #000000;

JSON

{
  "hex": "#579cd0",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 208
  },
  "hsl": {
    "h": 205.785,
    "s": 56.279,
    "l": 57.843
  },
  "oklch": {
    "l": 0.6689,
    "c": 0.10451,
    "h": 243
  },
  "luminance": 0.30357
}

Semantic roles & 50–950 ramp

primary

#579CD0

secondary

#DABEA9

accent

#8948E0

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579CD0

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

Preview Lab → · Contrast checker → · Palette generator →