#579FE4#579FE4

#579FE4 is a light, vivid cyan. Relative luminance 0.324; OKLCH L 68.5% C 0.126 H 249.2°. Best body text is #000000 at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#579FE4
RGB	rgb(87, 159, 228)
HSL	hsl(209, 72%, 62%)
HSV	hsv(209, 62%, 89%)
CMYK	cmyk(61.8%, 30.3%, 0%, 10.6%)
CIE-LAB	lab(63.69, -1.82, -41.59)
CIE-LCH	lch(63.69, 41.63, 267.49°)
OKLab	oklab(68.54% -0.0445 -0.1174)
OKLCH	oklch(68.54% 0.126 249.2)
XYZ	xyz(30.3271, 32.4210, 78.0434)
Luminance	0.3242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FE4 #E49C57

analogous

#57E4E3 #579FE4 #5759E4

triadic

#579FE4 #E4579F #9FE457

tetradic

#579FE4 #E357E4 #E49C57 #59E457

square

#579FE4 #E357E4 #E49C57 #59E457

split-complementary

#579FE4 #E45759 #E4E357

monochromatic

#1B62A6 #2381DB #579FE4 #8CBDEC #C0DBF5

Accessibility & contrast

On white

2.81

#579FE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.48

#579FE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FE4

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FE4	#FFFFFF	#000000	##000000
##579FE4	1.00	2.81	7.48	7.48
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.48	21.00	1.00	1.00
##000000	7.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81A2E7

Deuteranopia (green-blind)

#6E94E3

Tritanopia (blue-blind)

#00AFB7

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #579fe4;
/* rgb */ color: rgb(87, 159, 228);
/* oklch */ color: oklch(68.5% 0.126 249.2);

Tailwind

colors: {
  custom: {
    50: '#92bbed',
    500: '#579fe4',
    950: '#000000',
  },
}

SCSS

$custom: #579fe4;
$custom-light: #92bbed;
$custom-dark: #000000;

JSON

{
  "hex": "#579fe4",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 228
  },
  "hsl": {
    "h": 209.362,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.68543,
    "c": 0.12555,
    "h": 249.2
  },
  "luminance": 0.32424
}

Semantic roles & 50–950 ramp

primary

#579FE4

secondary

#E6CBB1

accent

#7111D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579FE4

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

Preview Lab → · Contrast checker → · Palette generator →