#579CD1#579CD1

#579CD1 is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.9% C 0.106 H 243.5°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#579CD1
RGB	rgb(87, 156, 209)
HSL	hsl(206, 57%, 58%)
HSV	hsv(206, 58%, 82%)
CMYK	cmyk(58.4%, 25.4%, 0%, 18%)
CIE-LAB	lab(62.00, -6.22, -33.69)
CIE-LCH	lch(62.00, 34.26, 259.54°)
OKLab	oklab(66.94% -0.0471 -0.0945)
OKLCH	oklch(66.94% 0.106 243.5)
XYZ	xyz(27.3233, 30.4041, 64.7379)
Luminance	0.3041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CD1 #D18C57

analogous

#57D1C9 #579CD1 #575FD1

triadic

#579CD1 #D1579C #9CD157

tetradic

#579CD1 #C957D1 #D18C57 #5FD157

square

#579CD1 #C957D1 #D18C57 #5FD157

split-complementary

#579CD1 #D1575F #D1C957

monochromatic

#255D88 #327EB8 #579CD1 #87B8DE #B7D5EB

Accessibility & contrast

On white

2.97

#579CD1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#579CD1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579CD1

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CD1	#FFFFFF	#000000	##000000
##579CD1	1.00	2.97	7.08	7.08
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859DD3

Deuteranopia (green-blind)

#7490D0

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #579cd1;
/* rgb */ color: rgb(87, 156, 209);
/* oklch */ color: oklch(66.9% 0.106 243.5);

Tailwind

colors: {
  custom: {
    50: '#90b9df',
    500: '#579cd1',
    950: '#000000',
  },
}

SCSS

$custom: #579cd1;
$custom-light: #90b9df;
$custom-dark: #000000;

JSON

{
  "hex": "#579cd1",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 209
  },
  "hsl": {
    "h": 206.066,
    "s": 57.009,
    "l": 58.039
  },
  "oklch": {
    "l": 0.66938,
    "c": 0.10563,
    "h": 243.5
  },
  "luminance": 0.30407
}

Semantic roles & 50–950 ramp

primary

#579CD1

secondary

#DABFAA

accent

#8A48E0

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579CD1

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

Preview Lab → · Contrast checker → · Palette generator →