#579AF4#579AF4

#579AF4 is a light, vivid cyan. Relative luminance 0.317; OKLCH L 68.3% C 0.150 H 256.4°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#579AF4
RGB	rgb(87, 154, 244)
HSL	hsl(214, 88%, 65%)
HSV	hsv(214, 64%, 96%)
CMYK	cmyk(64.3%, 36.9%, 0%, 4.3%)
CIE-LAB	lab(63.07, 6.34, -51.38)
CIE-LCH	lch(63.07, 51.77, 277.04°)
OKLab	oklab(68.31% -0.0353 -0.146)
OKLCH	oklch(68.31% 0.15 256.4)
XYZ	xyz(31.8093, 31.6660, 90.0062)
Luminance	0.3167 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579AF4 #F4B157

analogous

#57E8F4 #579AF4 #6357F4

triadic

#579AF4 #F4579A #9AF457

tetradic

#579AF4 #F457E8 #F4B157 #57F463

square

#579AF4 #F457E8 #F4B157 #57F463

split-complementary

#579AF4 #F46357 #E8F457

monochromatic

#0D5BC4 #1E77F0 #579AF4 #90BDF8 #CADFFC

Accessibility & contrast

On white

2.86

#579AF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#579AF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579AF4

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579AF4	#FFFFFF	#000000	##000000
##579AF4	1.00	2.86	7.33	7.33
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#72A1F8

Deuteranopia (green-blind)

#5C92F2

Tritanopia (blue-blind)

#00AFBB

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #579af4;
/* rgb */ color: rgb(87, 154, 244);
/* oklch */ color: oklch(68.3% 0.150 256.4);

Tailwind

colors: {
  custom: {
    50: '#95b7f8',
    500: '#579af4',
    950: '#000000',
  },
}

SCSS

$custom: #579af4;
$custom-light: #95b7f8;
$custom-dark: #000000;

JSON

{
  "hex": "#579af4",
  "rgb": {
    "r": 87,
    "g": 154,
    "b": 244
  },
  "hsl": {
    "h": 214.395,
    "s": 87.709,
    "l": 64.902
  },
  "oklch": {
    "l": 0.68306,
    "c": 0.1502,
    "h": 256.4
  },
  "luminance": 0.31669
}

Semantic roles & 50–950 ramp

primary

#579AF4

secondary

#EED7B9

accent

#8301E4

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579AF4

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

Preview Lab → · Contrast checker → · Palette generator →