#579DEA#579DEA

#579DEA is a light, vivid cyan. Relative luminance 0.321; OKLCH L 68.4% C 0.135 H 252.3°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#579DEA
RGB	rgb(87, 157, 234)
HSL	hsl(211, 78%, 63%)
HSV	hsv(211, 63%, 92%)
CMYK	cmyk(62.8%, 32.9%, 0%, 8.2%)
CIE-LAB	lab(63.41, 1.28, -45.34)
CIE-LCH	lch(63.41, 45.36, 271.62°)
OKLab	oklab(68.41% -0.0408 -0.1283)
OKLCH	oklch(68.41% 0.135 252.3)
XYZ	xyz(30.8333, 32.0777, 82.3927)
Luminance	0.3208 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DEA #EAA457

analogous

#57E6EA #579DEA #5B57EA

triadic

#579DEA #EA579D #9DEA57

tetradic

#579DEA #EA57E6 #EAA457 #57EA5B

square

#579DEA #EA57E6 #EAA457 #57EA5B

split-complementary

#579DEA #EA5B57 #E6EA57

monochromatic

#1660B1 #217DE3 #579DEA #8DBDF1 #C4DCF8

Accessibility & contrast

On white

2.83

#579DEA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.42

#579DEA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579DEA

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DEA	#FFFFFF	#000000	##000000
##579DEA	1.00	2.83	7.42	7.42
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.42	21.00	1.00	1.00
##000000	7.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA1ED

Deuteranopia (green-blind)

#6893E8

Tritanopia (blue-blind)

#00AFB9

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #579dea;
/* rgb */ color: rgb(87, 157, 234);
/* oklch */ color: oklch(68.4% 0.135 252.3);

Tailwind

colors: {
  custom: {
    50: '#93b9f1',
    500: '#579dea',
    950: '#000000',
  },
}

SCSS

$custom: #579dea;
$custom-light: #93b9f1;
$custom-dark: #000000;

JSON

{
  "hex": "#579dea",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 234
  },
  "hsl": {
    "h": 211.429,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.68412,
    "c": 0.13466,
    "h": 252.3
  },
  "luminance": 0.32081
}

Semantic roles & 50–950 ramp

primary

#579DEA

secondary

#E9D0B4

accent

#780BDA

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #579DEA

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

Preview Lab → · Contrast checker → · Palette generator →