#539CEB#539CEB

#539CEB is a light, vivid cyan. Relative luminance 0.316; OKLCH L 68.1% C 0.138 H 252.1°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#539CEB
RGB	rgb(83, 156, 235)
HSL	hsl(211, 79%, 62%)
HSV	hsv(211, 65%, 92%)
CMYK	cmyk(64.7%, 33.6%, 0%, 7.8%)
CIE-LAB	lab(63.02, 1.51, -46.51)
CIE-LCH	lch(63.02, 46.54, 271.85°)
OKLab	oklab(68.08% -0.0425 -0.1318)
OKLCH	oklch(68.08% 0.138 252.1)
XYZ	xyz(30.4456, 31.6111, 83.0782)
Luminance	0.3161 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539CEB #EBA253

analogous

#53E8EB #539CEB #5653EB

triadic

#539CEB #EB539C #9CEB53

tetradic

#539CEB #EB53E8 #EBA253 #53EB56

square

#539CEB #EB53E8 #EBA253 #53EB56

split-complementary

#539CEB #EB5653 #E8EB53

monochromatic

#145FAF #1C7CE5 #539CEB #8ABCF1 #C1DBF8

Accessibility & contrast

On white

2.87

#539CEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#539CEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539CEB

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539CEB	#FFFFFF	#000000	##000000
##539CEB	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA0EE

Deuteranopia (green-blind)

#6492E9

Tritanopia (blue-blind)

#00AEB9

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #539ceb;
/* rgb */ color: rgb(83, 156, 235);
/* oklch */ color: oklch(68.1% 0.138 252.1);

Tailwind

colors: {
  custom: {
    50: '#91b8f2',
    500: '#539ceb',
    950: '#000000',
  },
}

SCSS

$custom: #539ceb;
$custom-light: #91b8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#539ceb",
  "rgb": {
    "r": 83,
    "g": 156,
    "b": 235
  },
  "hsl": {
    "h": 211.184,
    "s": 79.167,
    "l": 62.353
  },
  "oklch": {
    "l": 0.68082,
    "c": 0.13848,
    "h": 252.1
  },
  "luminance": 0.31614
}

Semantic roles & 50–950 ramp

primary

#539CEB

secondary

#E9CEB1

accent

#770ADB

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #539CEB

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

Preview Lab → · Contrast checker → · Palette generator →