#539DE1#539DE1

#539DE1 is a light, vivid cyan. Relative luminance 0.314; OKLCH L 67.8% C 0.125 H 248.4°. Best body text is #000000 at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#539DE1
RGB	rgb(83, 157, 225)
HSL	hsl(209, 70%, 60%)
HSV	hsv(209, 63%, 88%)
CMYK	cmyk(63.1%, 30.2%, 0%, 11.8%)
CIE-LAB	lab(62.83, -2.38, -41.29)
CIE-LCH	lch(62.83, 41.36, 266.70°)
OKLab	oklab(67.78% -0.0462 -0.1166)
OKLCH	oklch(67.78% 0.125 248.4)
XYZ	xyz(29.2098, 31.3863, 75.7384)
Luminance	0.3139 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539DE1 #E19753

analogous

#53E1DE #539DE1 #5356E1

triadic

#539DE1 #E1539D #9DE153

tetradic

#539DE1 #DE53E1 #E19753 #56E153

square

#539DE1 #DE53E1 #E19753 #56E153

split-complementary

#539DE1 #E15356 #E1DE53

monochromatic

#1C609E #257FD2 #539DE1 #87BBEA #BBD8F3

Accessibility & contrast

On white

2.89

#539DE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.28

#539DE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539DE1

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539DE1	#FFFFFF	#000000	##000000
##539DE1	1.00	2.89	7.28	7.28
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.28	21.00	1.00	1.00
##000000	7.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA0E4

Deuteranopia (green-blind)

#6C92E0

Tritanopia (blue-blind)

#00ADB5

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #539de1;
/* rgb */ color: rgb(83, 157, 225);
/* oklch */ color: oklch(67.8% 0.125 248.4);

Tailwind

colors: {
  custom: {
    50: '#90b9ea',
    500: '#539de1',
    950: '#000000',
  },
}

SCSS

$custom: #539de1;
$custom-light: #90b9ea;
$custom-dark: #000000;

JSON

{
  "hex": "#539de1",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 225
  },
  "hsl": {
    "h": 208.732,
    "s": 70.297,
    "l": 60.392
  },
  "oklch": {
    "l": 0.67781,
    "c": 0.12541,
    "h": 248.4
  },
  "luminance": 0.31389
}

Semantic roles & 50–950 ramp

primary

#539DE1

secondary

#E3C7AD

accent

#6F13D2

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539DE1

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

Preview Lab → · Contrast checker → · Palette generator →