#579EBC#579EBC

#579EBC is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.5% C 0.084 H 227.6°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#579EBC
RGB	rgb(87, 158, 188)
HSL	hsl(198, 43%, 54%)
HSV	hsv(198, 54%, 74%)
CMYK	cmyk(53.7%, 16%, 0%, 26.3%)
CIE-LAB	lab(61.75, -13.78, -22.33)
CIE-LCH	lch(61.75, 26.24, 238.33°)
OKLab	oklab(66.46% -0.0567 -0.062)
OKLCH	oklch(66.46% 0.084 227.6)
XYZ	xyz(25.2310, 30.1086, 52.0491)
Luminance	0.3011 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579EBC #BC7557

analogous

#57BCA8 #579EBC #576CBC

triadic

#579EBC #BC579E #9EBC57

tetradic

#579EBC #A857BC #BC7557 #6CBC57

square

#579EBC #A857BC #BC7557 #6CBC57

split-complementary

#579EBC #BC576C #BCA857

monochromatic

#2C5A6D #3D7E99 #579EBC #83B7CD #AFD1DF

Accessibility & contrast

On white

2.99

#579EBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#579EBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579EBC

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579EBC	#FFFFFF	#000000	##000000
##579EBC	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E9BBE

Deuteranopia (green-blind)

#8090BC

Tritanopia (blue-blind)

#0CA7A8

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #579ebc;
/* rgb */ color: rgb(87, 158, 188);
/* oklch */ color: oklch(66.5% 0.084 227.6);

Tailwind

colors: {
  custom: {
    50: '#8ebad0',
    500: '#579ebc',
    950: '#000000',
  },
}

SCSS

$custom: #579ebc;
$custom-light: #8ebad0;
$custom-dark: #000000;

JSON

{
  "hex": "#579ebc",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 188
  },
  "hsl": {
    "h": 197.822,
    "s": 42.979,
    "l": 53.922
  },
  "oklch": {
    "l": 0.66461,
    "c": 0.08407,
    "h": 227.6
  },
  "luminance": 0.30111
}

Semantic roles & 50–950 ramp

primary

#579EBC

secondary

#CDAFA2

accent

#7A55D3

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #579EBC

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

Preview Lab → · Contrast checker → · Palette generator →