#579FF0#579FF0

#579FF0 is a light, vivid cyan. Relative luminance 0.331; OKLCH L 69.2% C 0.140 H 252.9°. Best body text is #000000 at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#579FF0
RGB	rgb(87, 159, 240)
HSL	hsl(212, 84%, 64%)
HSV	hsv(212, 64%, 94%)
CMYK	cmyk(63.7%, 33.8%, 0%, 5.9%)
CIE-LAB	lab(64.25, 2.11, -47.31)
CIE-LCH	lch(64.25, 47.36, 272.56°)
OKLab	oklab(69.17% -0.0413 -0.134)
OKLCH	oklch(69.17% 0.14 252.9)
XYZ	xyz(32.0511, 33.1106, 87.1231)
Luminance	0.3311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FF0 #F0A857

analogous

#57EBF0 #579FF0 #5C57F0

triadic

#579FF0 #F0579F #9FF057

tetradic

#579FF0 #F057EB #F0A857 #57F05C

square

#579FF0 #F057EB #F0A857 #57F05C

split-complementary

#579FF0 #F05C57 #EBF057

monochromatic

#1161BC #1F7FEB #579FF0 #8FBFF5 #C7DFFA

Accessibility & contrast

On white

2.75

#579FF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.62

#579FF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FF0

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FF0	#FFFFFF	#000000	##000000
##579FF0	1.00	2.75	7.62	7.62
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.62	21.00	1.00	1.00
##000000	7.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA4F3

Deuteranopia (green-blind)

#6795EE

Tritanopia (blue-blind)

#00B2BC

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #579ff0;
/* rgb */ color: rgb(87, 159, 240);
/* oklch */ color: oklch(69.2% 0.140 252.9);

Tailwind

colors: {
  custom: {
    50: '#94bbf5',
    500: '#579ff0',
    950: '#000000',
  },
}

SCSS

$custom: #579ff0;
$custom-light: #94bbf5;
$custom-dark: #000000;

JSON

{
  "hex": "#579ff0",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 240
  },
  "hsl": {
    "h": 211.765,
    "s": 83.607,
    "l": 64.118
  },
  "oklch": {
    "l": 0.69167,
    "c": 0.14025,
    "h": 252.9
  },
  "luminance": 0.33114
}

Semantic roles & 50–950 ramp

primary

#579FF0

secondary

#ECD3B7

accent

#7905E0

background

#F9FBFF

surface

#F2F6FE

border

#CCD0D6

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579FF0

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

Preview Lab → · Contrast checker → · Palette generator →