#539DE3#539DE3

#539DE3 is a light, vivid cyan. Relative luminance 0.315; OKLCH L 67.9% C 0.128 H 249.1°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#539DE3
RGB	rgb(83, 157, 227)
HSL	hsl(209, 72%, 61%)
HSV	hsv(209, 63%, 89%)
CMYK	cmyk(63.4%, 30.8%, 0%, 11%)
CIE-LAB	lab(62.92, -1.72, -42.25)
CIE-LCH	lch(62.92, 42.29, 267.67°)
OKLab	oklab(67.88% -0.0457 -0.1194)
OKLCH	oklch(67.88% 0.128 249.1)
XYZ	xyz(29.4843, 31.4961, 77.1837)
Luminance	0.3150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539DE3 #E39953

analogous

#53E3E1 #539DE3 #5355E3

triadic

#539DE3 #E3539D #9DE353

tetradic

#539DE3 #E153E3 #E39953 #55E353

square

#539DE3 #E153E3 #E39953 #55E353

split-complementary

#539DE3 #E35355 #E3E153

monochromatic

#1A60A1 #237FD6 #539DE3 #88BBEC #BCD9F4

Accessibility & contrast

On white

2.88

#539DE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#539DE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539DE3

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539DE3	#FFFFFF	#000000	##000000
##539DE3	1.00	2.88	7.30	7.30
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA0E6

Deuteranopia (green-blind)

#6B92E2

Tritanopia (blue-blind)

#00ADB6

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #539de3;
/* rgb */ color: rgb(83, 157, 227);
/* oklch */ color: oklch(67.9% 0.128 249.1);

Tailwind

colors: {
  custom: {
    50: '#90b9ec',
    500: '#539de3',
    950: '#000000',
  },
}

SCSS

$custom: #539de3;
$custom-light: #90b9ec;
$custom-dark: #000000;

JSON

{
  "hex": "#539de3",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 227
  },
  "hsl": {
    "h": 209.167,
    "s": 72,
    "l": 60.784
  },
  "oklch": {
    "l": 0.67883,
    "c": 0.12781,
    "h": 249.1
  },
  "luminance": 0.31499
}

Semantic roles & 50–950 ramp

primary

#539DE3

secondary

#E4C8AE

accent

#7011D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539DE3

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

Preview Lab → · Contrast checker → · Palette generator →