#579DCE#579DCE

#579DCE is a light, moderate cyan. Relative luminance 0.306; OKLCH L 67.0% C 0.102 H 241.0°. Best body text is #000000 at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#579DCE
RGB	rgb(87, 157, 206)
HSL	hsl(205, 55%, 57%)
HSV	hsv(205, 58%, 81%)
CMYK	cmyk(57.8%, 23.8%, 0%, 19.2%)
CIE-LAB	lab(62.16, -7.73, -31.77)
CIE-LCH	lch(62.16, 32.69, 256.33°)
OKLab	oklab(67.02% -0.0492 -0.089)
OKLCH	oklch(67.02% 0.102 241)
XYZ	xyz(27.1239, 30.5940, 62.8564)
Luminance	0.3060 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DCE #CE8857

analogous

#57CEC4 #579DCE #5761CE

triadic

#579DCE #CE579D #9DCE57

tetradic

#579DCE #C457CE #CE8857 #61CE57

square

#579DCE #C457CE #CE8857 #61CE57

split-complementary

#579DCE #CE5761 #CEC457

monochromatic

#275E84 #347FB3 #579DCE #86B9DC #B6D4EA

Accessibility & contrast

On white

2.95

#579DCE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.12

#579DCE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579DCE

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DCE	#FFFFFF	#000000	##000000
##579DCE	1.00	2.95	7.12	7.12
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.12	21.00	1.00	1.00
##000000	7.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879DD0

Deuteranopia (green-blind)

#7791CD

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #579dce;
/* rgb */ color: rgb(87, 157, 206);
/* oklch */ color: oklch(67.0% 0.102 241.0);

Tailwind

colors: {
  custom: {
    50: '#8fb9dd',
    500: '#579dce',
    950: '#000000',
  },
}

SCSS

$custom: #579dce;
$custom-light: #8fb9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#579dce",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 206
  },
  "hsl": {
    "h": 204.706,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.67024,
    "c": 0.10169,
    "h": 241
  },
  "luminance": 0.30596
}

Semantic roles & 50–950 ramp

primary

#579DCE

secondary

#D8BCA8

accent

#874ADE

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579DCE

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

Preview Lab → · Contrast checker → · Palette generator →