#579FDE#579FDE

#579FDE is a light, moderate cyan. Relative luminance 0.321; OKLCH L 68.2% C 0.118 H 247.0°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#579FDE
RGB	rgb(87, 159, 222)
HSL	hsl(208, 67%, 61%)
HSV	hsv(208, 61%, 87%)
CMYK	cmyk(60.8%, 28.4%, 0%, 12.9%)
CIE-LAB	lab(63.42, -3.76, -38.70)
CIE-LCH	lch(63.42, 38.88, 264.44°)
OKLab	oklab(68.24% -0.0463 -0.109)
OKLCH	oklch(68.24% 0.118 247)
XYZ	xyz(29.5086, 32.0936, 73.7327)
Luminance	0.3210 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FDE #DE9657

analogous

#57DED9 #579FDE #575BDE

triadic

#579FDE #DE579F #9FDE57

tetradic

#579FDE #D957DE #DE9657 #5BDE57

square

#579FDE #D957DE #DE9657 #5BDE57

split-complementary

#579FDE #DE575B #DED957

monochromatic

#1F619C #2981CF #579FDE #8ABCE8 #BDD9F2

Accessibility & contrast

On white

2.83

#579FDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.42

#579FDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FDE

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FDE	#FFFFFF	#000000	##000000
##579FDE	1.00	2.83	7.42	7.42
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.42	21.00	1.00	1.00
##000000	7.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84A1E1

Deuteranopia (green-blind)

#7294DD

Tritanopia (blue-blind)

#00AEB5

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #579fde;
/* rgb */ color: rgb(87, 159, 222);
/* oklch */ color: oklch(68.2% 0.118 247.0);

Tailwind

colors: {
  custom: {
    50: '#91bbe8',
    500: '#579fde',
    950: '#000000',
  },
}

SCSS

$custom: #579fde;
$custom-light: #91bbe8;
$custom-dark: #000000;

JSON

{
  "hex": "#579fde",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 222
  },
  "hsl": {
    "h": 208,
    "s": 67.164,
    "l": 60.588
  },
  "oklch": {
    "l": 0.68242,
    "c": 0.11842,
    "h": 247
  },
  "luminance": 0.32096
}

Semantic roles & 50–950 ramp

primary

#579FDE

secondary

#E2C7AF

accent

#6D16CF

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579FDE

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

Preview Lab → · Contrast checker → · Palette generator →