#579EEE#579EEE

#579EEE is a light, vivid cyan. Relative luminance 0.327; OKLCH L 68.8% C 0.139 H 252.9°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#579EEE
RGB	rgb(87, 158, 238)
HSL	hsl(212, 82%, 64%)
HSV	hsv(212, 63%, 93%)
CMYK	cmyk(63.4%, 33.6%, 0%, 6.7%)
CIE-LAB	lab(63.88, 2.03, -46.80)
CIE-LCH	lch(63.88, 46.85, 272.48°)
OKLab	oklab(68.84% -0.0408 -0.1326)
OKLCH	oklch(68.84% 0.139 252.9)
XYZ	xyz(31.5843, 32.6499, 85.5099)
Luminance	0.3265 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579EEE #EEA757

analogous

#57EAEE #579EEE #5B57EE

triadic

#579EEE #EE579E #9EEE57

tetradic

#579EEE #EE57EA #EEA757 #57EE5B

square

#579EEE #EE57EA #EEA757 #57EE5B

split-complementary

#579EEE #EE5B57 #EAEE57

monochromatic

#1360B8 #1F7EE8 #579EEE #8FBEF4 #C6DEF9

Accessibility & contrast

On white

2.79

#579EEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#579EEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579EEE

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579EEE	#FFFFFF	#000000	##000000
##579EEE	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA3F1

Deuteranopia (green-blind)

#6794EC

Tritanopia (blue-blind)

#00B1BB

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #579eee;
/* rgb */ color: rgb(87, 158, 238);
/* oklch */ color: oklch(68.8% 0.139 252.9);

Tailwind

colors: {
  custom: {
    50: '#94baf4',
    500: '#579eee',
    950: '#000000',
  },
}

SCSS

$custom: #579eee;
$custom-light: #94baf4;
$custom-dark: #000000;

JSON

{
  "hex": "#579eee",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 238
  },
  "hsl": {
    "h": 211.788,
    "s": 81.622,
    "l": 63.725
  },
  "oklch": {
    "l": 0.68842,
    "c": 0.1387,
    "h": 252.9
  },
  "luminance": 0.32653
}

Semantic roles & 50–950 ramp

primary

#579EEE

secondary

#EBD2B6

accent

#7908DE

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579EEE

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

Preview Lab → · Contrast checker → · Palette generator →