#579EF4#579EF4

#579EF4 is a light, vivid cyan. Relative luminance 0.330; OKLCH L 69.2% C 0.146 H 254.4°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#579EF4
RGB	rgb(87, 158, 244)
HSL	hsl(213, 88%, 65%)
HSV	hsv(213, 64%, 96%)
CMYK	cmyk(64.3%, 35.2%, 0%, 4.3%)
CIE-LAB	lab(64.17, 4.02, -49.64)
CIE-LCH	lch(64.17, 49.80, 274.63°)
OKLab	oklab(69.17% -0.0393 -0.1408)
OKLCH	oklch(69.17% 0.146 254.4)
XYZ	xyz(32.4805, 33.0084, 90.2299)
Luminance	0.3301 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579EF4 #F4AD57

analogous

#57EDF4 #579EF4 #5E57F4

triadic

#579EF4 #F4579E #9EF457

tetradic

#579EF4 #F457ED #F4AD57 #57F45E

square

#579EF4 #F457ED #F4AD57 #57F45E

split-complementary

#579EF4 #F45E57 #EDF457

monochromatic

#0D60C4 #1E7DF0 #579EF4 #90BFF8 #CAE0FC

Accessibility & contrast

On white

2.76

#579EF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#579EF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579EF4

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579EF4	#FFFFFF	#000000	##000000
##579EF4	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A4F8

Deuteranopia (green-blind)

#6295F2

Tritanopia (blue-blind)

#00B2BD

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #579ef4;
/* rgb */ color: rgb(87, 158, 244);
/* oklch */ color: oklch(69.2% 0.146 254.4);

Tailwind

colors: {
  custom: {
    50: '#95baf8',
    500: '#579ef4',
    950: '#000000',
  },
}

SCSS

$custom: #579ef4;
$custom-light: #95baf8;
$custom-dark: #000000;

JSON

{
  "hex": "#579ef4",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 244
  },
  "hsl": {
    "h": 212.866,
    "s": 87.709,
    "l": 64.902
  },
  "oklch": {
    "l": 0.69166,
    "c": 0.14621,
    "h": 254.4
  },
  "luminance": 0.33012
}

Semantic roles & 50–950 ramp

primary

#579EF4

secondary

#EED6B9

accent

#7E01E4

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579EF4

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

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