#539DDF#539DDF

#539DDF is a light, vivid cyan. Relative luminance 0.313; OKLCH L 67.7% C 0.123 H 247.6°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#539DDF
RGB	rgb(83, 157, 223)
HSL	hsl(208, 69%, 60%)
HSV	hsv(208, 63%, 87%)
CMYK	cmyk(62.8%, 29.6%, 0%, 12.5%)
CIE-LAB	lab(62.74, -3.03, -40.33)
CIE-LCH	lch(62.74, 40.44, 265.70°)
OKLab	oklab(67.68% -0.0468 -0.1138)
OKLCH	oklch(67.68% 0.123 247.6)
XYZ	xyz(28.9386, 31.2778, 74.3099)
Luminance	0.3128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539DDF #DF9553

analogous

#53DFDB #539DDF #5357DF

triadic

#539DDF #DF539D #9DDF53

tetradic

#539DDF #DB53DF #DF9553 #57DF53

square

#539DDF #DB53DF #DF9553 #57DF53

split-complementary

#539DDF #DF5357 #DFDB53

monochromatic

#1D5F9B #267FCE #539DDF #87BAE9 #BAD8F2

Accessibility & contrast

On white

2.89

#539DDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#539DDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539DDF

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539DDF	#FFFFFF	#000000	##000000
##539DDF	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809FE2

Deuteranopia (green-blind)

#6D92DE

Tritanopia (blue-blind)

#00ADB4

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #539ddf;
/* rgb */ color: rgb(83, 157, 223);
/* oklch */ color: oklch(67.7% 0.123 247.6);

Tailwind

colors: {
  custom: {
    50: '#90b9e9',
    500: '#539ddf',
    950: '#000000',
  },
}

SCSS

$custom: #539ddf;
$custom-light: #90b9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#539ddf",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 223
  },
  "hsl": {
    "h": 208.286,
    "s": 68.627,
    "l": 60
  },
  "oklch": {
    "l": 0.67679,
    "c": 0.12303,
    "h": 247.6
  },
  "luminance": 0.31281
}

Semantic roles & 50–950 ramp

primary

#539DDF

secondary

#E2C5AC

accent

#8F3CEB

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539DDF

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

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