#539CDE#539CDE

#539CDE is a light, vivid cyan. Relative luminance 0.309; OKLCH L 67.4% C 0.123 H 247.9°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#539CDE
RGB	rgb(83, 156, 222)
HSL	hsl(208, 68%, 60%)
HSV	hsv(208, 63%, 87%)
CMYK	cmyk(62.6%, 29.7%, 0%, 12.9%)
CIE-LAB	lab(62.41, -2.79, -40.29)
CIE-LCH	lch(62.41, 40.38, 266.04°)
OKLab	oklab(67.41% -0.0461 -0.1137)
OKLCH	oklch(67.41% 0.123 247.9)
XYZ	xyz(28.6357, 30.8871, 73.5458)
Luminance	0.3089 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539CDE #DE9553

analogous

#53DEDA #539CDE #5357DE

triadic

#539CDE #DE539C #9CDE53

tetradic

#539CDE #DA53DE #DE9553 #57DE53

square

#539CDE #DA53DE #DE9553 #57DE53

split-complementary

#539CDE #DE5357 #DEDA53

monochromatic

#1D5E99 #277ECD #539CDE #86BAE8 #BAD7F2

Accessibility & contrast

On white

2.93

#539CDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#539CDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539CDE

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539CDE	#FFFFFF	#000000	##000000
##539CDE	1.00	2.93	7.18	7.18
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9EE1

Deuteranopia (green-blind)

#6C91DD

Tritanopia (blue-blind)

#00ACB3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #539cde;
/* rgb */ color: rgb(83, 156, 222);
/* oklch */ color: oklch(67.4% 0.123 247.9);

Tailwind

colors: {
  custom: {
    50: '#90b9e8',
    500: '#539cde',
    950: '#000000',
  },
}

SCSS

$custom: #539cde;
$custom-light: #90b9e8;
$custom-dark: #000000;

JSON

{
  "hex": "#539cde",
  "rgb": {
    "r": 83,
    "g": 156,
    "b": 222
  },
  "hsl": {
    "h": 208.489,
    "s": 67.805,
    "l": 59.804
  },
  "oklch": {
    "l": 0.67405,
    "c": 0.12266,
    "h": 247.9
  },
  "luminance": 0.3089
}

Semantic roles & 50–950 ramp

primary

#539CDE

secondary

#E1C5AC

accent

#903DEB

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539CDE

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

Preview Lab → · Contrast checker → · Palette generator →