#579EE0#579EE0

#579EE0 is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.1% C 0.122 H 248.4°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#579EE0
RGB	rgb(87, 158, 224)
HSL	hsl(209, 69%, 61%)
HSV	hsv(209, 61%, 88%)
CMYK	cmyk(61.2%, 29.5%, 0%, 12.2%)
CIE-LAB	lab(63.23, -2.55, -40.11)
CIE-LCH	lch(63.23, 40.19, 266.36°)
OKLab	oklab(68.12% -0.0447 -0.1131)
OKLCH	oklch(68.12% 0.122 248.4)
XYZ	xyz(29.6069, 31.8590, 75.0957)
Luminance	0.3186 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579EE0 #E09957

analogous

#57E0DD #579EE0 #5759E0

triadic

#579EE0 #E0579E #9EE057

tetradic

#579EE0 #DD57E0 #E09957 #59E057

square

#579EE0 #DD57E0 #E09957 #59E057

split-complementary

#579EE0 #E05759 #E0DD57

monochromatic

#1D619F #2780D3 #579EE0 #8BBCEA #BEDAF3

Accessibility & contrast

On white

2.85

#579EE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.37

#579EE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579EE0

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579EE0	#FFFFFF	#000000	##000000
##579EE0	1.00	2.85	7.37	7.37
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.37	21.00	1.00	1.00
##000000	7.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82A0E3

Deuteranopia (green-blind)

#6F93DF

Tritanopia (blue-blind)

#00AEB5

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #579ee0;
/* rgb */ color: rgb(87, 158, 224);
/* oklch */ color: oklch(68.1% 0.122 248.4);

Tailwind

colors: {
  custom: {
    50: '#92baea',
    500: '#579ee0',
    950: '#000000',
  },
}

SCSS

$custom: #579ee0;
$custom-light: #92baea;
$custom-dark: #000000;

JSON

{
  "hex": "#579ee0",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 224
  },
  "hsl": {
    "h": 208.905,
    "s": 68.844,
    "l": 60.98
  },
  "oklch": {
    "l": 0.68119,
    "c": 0.12158,
    "h": 248.4
  },
  "luminance": 0.31862
}

Semantic roles & 50–950 ramp

primary

#579EE0

secondary

#E3C8B0

accent

#6F15D1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579EE0

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

Preview Lab → · Contrast checker → · Palette generator →