#579BF2#579BF2

#579BF2 is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.4% C 0.147 H 255.5°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#579BF2
RGB	rgb(87, 155, 242)
HSL	hsl(214, 86%, 65%)
HSV	hsv(214, 64%, 95%)
CMYK	cmyk(64%, 36%, 0%, 5.1%)
CIE-LAB	lab(63.24, 5.09, -50.01)
CIE-LCH	lch(63.24, 50.26, 275.81°)
OKLab	oklab(68.41% -0.0368 -0.1419)
OKLCH	oklch(68.41% 0.147 255.5)
XYZ	xyz(31.6730, 31.8766, 88.4708)
Luminance	0.3188 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579BF2 #F2AE57

analogous

#57E9F2 #579BF2 #6157F2

triadic

#579BF2 #F2579B #9BF257

tetradic

#579BF2 #F257E9 #F2AE57 #57F261

square

#579BF2 #F257E9 #F2AE57 #57F261

split-complementary

#579BF2 #F26157 #E9F257

monochromatic

#0F5CC0 #1E79EE #579BF2 #90BDF6 #C9DFFB

Accessibility & contrast

On white

2.85

#579BF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#579BF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579BF2

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579BF2	#FFFFFF	#000000	##000000
##579BF2	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A1F6

Deuteranopia (green-blind)

#5F92F0

Tritanopia (blue-blind)

#00AFBB

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #579bf2;
/* rgb */ color: rgb(87, 155, 242);
/* oklch */ color: oklch(68.4% 0.147 255.5);

Tailwind

colors: {
  custom: {
    50: '#94b8f7',
    500: '#579bf2',
    950: '#000000',
  },
}

SCSS

$custom: #579bf2;
$custom-light: #94b8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#579bf2",
  "rgb": {
    "r": 87,
    "g": 155,
    "b": 242
  },
  "hsl": {
    "h": 213.677,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.6841,
    "c": 0.14664,
    "h": 255.5
  },
  "luminance": 0.3188
}

Semantic roles & 50–950 ramp

primary

#579BF2

secondary

#EDD6B8

accent

#8003E2

background

#F9FBFF

surface

#F2F6FE

border

#CCD0D6

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579BF2

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

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