#579CB2#579CB2

#579CB2 is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.6% C 0.077 H 220.8°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#579CB2
RGB	rgb(87, 156, 178)
HSL	hsl(195, 37%, 52%)
HSV	hsv(195, 51%, 70%)
CMYK	cmyk(51.1%, 12.4%, 0%, 30.2%)
CIE-LAB	lab(60.80, -15.64, -18.16)
CIE-LCH	lch(60.80, 23.96, 229.27°)
OKLab	oklab(65.58% -0.0583 -0.0503)
OKLCH	oklch(65.58% 0.077 220.8)
XYZ	xyz(23.8518, 29.0155, 46.4545)
Luminance	0.2902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CB2 #B26D57

analogous

#57B29A #579CB2 #576FB2

triadic

#579CB2 #B2579C #9CB257

tetradic

#579CB2 #9A57B2 #B26D57 #6FB257

square

#579CB2 #9A57B2 #B26D57 #6FB257

split-complementary

#579CB2 #B2576F #B29A57

monochromatic

#2D5562 #40798C #579CB2 #81B5C5 #ABCDD8

Accessibility & contrast

On white

3.09

#579CB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#579CB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579CB2

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CB2	#FFFFFF	#000000	##000000
##579CB2	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F99B3

Deuteranopia (green-blind)

#818EB2

Tritanopia (blue-blind)

#20A3A3

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #579cb2;
/* rgb */ color: rgb(87, 156, 178);
/* oklch */ color: oklch(65.6% 0.077 220.8);

Tailwind

colors: {
  custom: {
    50: '#8db9c9',
    500: '#579cb2',
    950: '#000000',
  },
}

SCSS

$custom: #579cb2;
$custom-light: #8db9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#579cb2",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 178
  },
  "hsl": {
    "h": 194.505,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.65581,
    "c": 0.07694,
    "h": 220.8
  },
  "luminance": 0.29018
}

Semantic roles & 50–950 ramp

primary

#579CB2

secondary

#C6A89E

accent

#765BCD

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0D1113

muted

#7D8082

Preview Lab

Preview with #579CB2

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

Preview Lab → · Contrast checker → · Palette generator →