#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
RGBrgb(87, 159, 240)
HSLhsl(212, 84%, 64%)
HSVhsv(212, 64%, 94%)
CMYKcmyk(63.7%, 33.8%, 0%, 5.9%)
CIE-LABlab(64.25, 2.11, -47.31)
CIE-LCHlch(64.25, 47.36, 272.56°)
OKLaboklab(69.17% -0.0413 -0.134)
OKLCHoklch(69.17% 0.14 252.9)
XYZxyz(32.0511, 33.1106, 87.1231)
Luminance0.3311 (WCAG relative)
Temperaturecool
Familycyan

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
##579FF01.002.757.627.62
#FFFFFF2.751.0021.0021.00
#0000007.6221.001.001.00
##0000007.6221.001.001.00

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 →

#579FF0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva