#539CE4#539CE4

#539CE4 is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.7% C 0.130 H 250.0°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#539CE4
RGB	rgb(83, 156, 228)
HSL	hsl(210, 73%, 61%)
HSV	hsv(210, 64%, 89%)
CMYK	cmyk(63.6%, 31.6%, 0%, 10.6%)
CIE-LAB	lab(62.69, -0.82, -43.17)
CIE-LCH	lch(62.69, 43.18, 268.91°)
OKLab	oklab(67.71% -0.0444 -0.1221)
OKLCH	oklch(67.71% 0.13 250)
XYZ	xyz(29.4542, 31.2145, 77.8565)
Luminance	0.3122 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539CE4 #E49B53

analogous

#53E4E3 #539CE4 #5353E4

triadic

#539CE4 #E4539C #9CE453

tetradic

#539CE4 #E353E4 #E49B53 #53E453

square

#539CE4 #E353E4 #E49B53 #53E453

split-complementary

#539CE4 #E45353 #E4E353

monochromatic

#1A5FA3 #227ED8 #539CE4 #88BAEC #BDD9F5

Accessibility & contrast

On white

2.90

#539CE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#539CE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539CE4

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539CE4	#FFFFFF	#000000	##000000
##539CE4	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9FE7

Deuteranopia (green-blind)

#6991E3

Tritanopia (blue-blind)

#00ADB6

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #539ce4;
/* rgb */ color: rgb(83, 156, 228);
/* oklch */ color: oklch(67.7% 0.130 250.0);

Tailwind

colors: {
  custom: {
    50: '#90b8ed',
    500: '#539ce4',
    950: '#000000',
  },
}

SCSS

$custom: #539ce4;
$custom-light: #90b8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#539ce4",
  "rgb": {
    "r": 83,
    "g": 156,
    "b": 228
  },
  "hsl": {
    "h": 209.793,
    "s": 72.864,
    "l": 60.98
  },
  "oklch": {
    "l": 0.67713,
    "c": 0.12988,
    "h": 250
  },
  "luminance": 0.31217
}

Semantic roles & 50–950 ramp

primary

#539CE4

secondary

#E5C9AE

accent

#7211D5

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539CE4

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

Preview Lab → · Contrast checker → · Palette generator →