#579CE4#579CE4

#579CE4 is a light, vivid cyan. Relative luminance 0.314; OKLCH L 67.9% C 0.128 H 251.1°. Best body text is #000000 at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#579CE4
RGB	rgb(87, 156, 228)
HSL	hsl(211, 72%, 62%)
HSV	hsv(211, 62%, 89%)
CMYK	cmyk(61.8%, 31.6%, 0%, 10.6%)
CIE-LAB	lab(62.85, -0.11, -42.92)
CIE-LCH	lch(62.85, 42.92, 269.85°)
OKLab	oklab(67.88% -0.0414 -0.1213)
OKLCH	oklch(67.88% 0.128 251.1)
XYZ	xyz(29.8174, 31.4018, 77.8735)
Luminance	0.3140 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CE4 #E49F57

analogous

#57E3E4 #579CE4 #5957E4

triadic

#579CE4 #E4579C #9CE457

tetradic

#579CE4 #E457E3 #E49F57 #57E459

square

#579CE4 #E457E3 #E49F57 #57E459

split-complementary

#579CE4 #E45957 #E3E457

monochromatic

#1B5FA6 #237DDB #579CE4 #8CBBEC #C0DAF5

Accessibility & contrast

On white

2.88

#579CE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.28

#579CE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579CE4

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CE4	#FFFFFF	#000000	##000000
##579CE4	1.00	2.88	7.28	7.28
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.28	21.00	1.00	1.00
##000000	7.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7DA0E7

Deuteranopia (green-blind)

#6A92E3

Tritanopia (blue-blind)

#00ADB6

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #579ce4;
/* rgb */ color: rgb(87, 156, 228);
/* oklch */ color: oklch(67.9% 0.128 251.1);

Tailwind

colors: {
  custom: {
    50: '#92b8ed',
    500: '#579ce4',
    950: '#000000',
  },
}

SCSS

$custom: #579ce4;
$custom-light: #92b8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#579ce4",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 228
  },
  "hsl": {
    "h": 210.638,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.6788,
    "c": 0.12815,
    "h": 251.1
  },
  "luminance": 0.31405
}

Semantic roles & 50–950 ramp

primary

#579CE4

secondary

#E6CCB1

accent

#7511D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579CE4

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

Preview Lab → · Contrast checker → · Palette generator →