#539DDE#539DDE

#539DDE is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.6% C 0.122 H 247.2°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#539DDE
RGB	rgb(83, 157, 222)
HSL	hsl(208, 68%, 60%)
HSV	hsv(208, 63%, 87%)
CMYK	cmyk(62.6%, 29.3%, 0%, 12.9%)
CIE-LAB	lab(62.70, -3.36, -39.84)
CIE-LCH	lch(62.70, 39.98, 265.18°)
OKLab	oklab(67.63% -0.0471 -0.1124)
OKLCH	oklch(67.63% 0.122 247.2)
XYZ	xyz(28.8042, 31.2241, 73.6019)
Luminance	0.3123 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539DDE #DE9453

analogous

#53DEDA #539DDE #5357DE

triadic

#539DDE #DE539D #9DDE53

tetradic

#539DDE #DA53DE #DE9453 #57DE53

square

#539DDE #DA53DE #DE9453 #57DE53

split-complementary

#539DDE #DE5357 #DEDA53

monochromatic

#1D5F99 #277FCD #539DDE #86BAE8 #BAD8F2

Accessibility & contrast

On white

2.90

#539DDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#539DDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539DDE

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539DDE	#FFFFFF	#000000	##000000
##539DDE	1.00	2.90	7.25	7.25
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819FE1

Deuteranopia (green-blind)

#6E92DD

Tritanopia (blue-blind)

#00ACB4

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #539dde;
/* rgb */ color: rgb(83, 157, 222);
/* oklch */ color: oklch(67.6% 0.122 247.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#539dde",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 222
  },
  "hsl": {
    "h": 208.058,
    "s": 67.805,
    "l": 59.804
  },
  "oklch": {
    "l": 0.67629,
    "c": 0.12185,
    "h": 247.2
  },
  "luminance": 0.31227
}

Semantic roles & 50–950 ramp

primary

#539DDE

secondary

#E1C5AC

accent

#8E3DEB

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539DDE

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

Preview Lab → · Contrast checker → · Palette generator →