#539CF4#539CF4

#539CF4 is a light, vivid cyan. Relative luminance 0.321; OKLCH L 68.6% C 0.150 H 254.4°. Best body text is #000000 at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#539CF4
RGB	rgb(83, 156, 244)
HSL	hsl(213, 88%, 64%)
HSV	hsv(213, 66%, 96%)
CMYK	cmyk(66%, 36.1%, 0%, 4.3%)
CIE-LAB	lab(63.46, 4.52, -50.76)
CIE-LCH	lch(63.46, 50.96, 275.09°)
OKLab	oklab(68.57% -0.0402 -0.1442)
OKLCH	oklch(68.57% 0.15 254.4)
XYZ	xyz(31.7789, 32.1444, 90.1001)
Luminance	0.3215 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539CF4 #F4AB53

analogous

#53EDF4 #539CF4 #5B53F4

triadic

#539CF4 #F4539C #9CF453

tetradic

#539CF4 #F453ED #F4AB53 #53F45B

square

#539CF4 #F453ED #F4AB53 #53F45B

split-complementary

#539CF4 #F45B53 #EDF453

monochromatic

#0C5EC0 #197BF0 #539CF4 #8DBDF8 #C6DEFB

Accessibility & contrast

On white

2.83

#539CF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.43

#539CF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539CF4

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539CF4	#FFFFFF	#000000	##000000
##539CF4	1.00	2.83	7.43	7.43
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.43	21.00	1.00	1.00
##000000	7.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A2F8

Deuteranopia (green-blind)

#5E93F2

Tritanopia (blue-blind)

#00B0BC

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #539cf4;
/* rgb */ color: rgb(83, 156, 244);
/* oklch */ color: oklch(68.6% 0.150 254.4);

Tailwind

colors: {
  custom: {
    50: '#93b8f8',
    500: '#539cf4',
    950: '#000000',
  },
}

SCSS

$custom: #539cf4;
$custom-light: #93b8f8;
$custom-dark: #000000;

JSON

{
  "hex": "#539cf4",
  "rgb": {
    "r": 83,
    "g": 156,
    "b": 244
  },
  "hsl": {
    "h": 212.795,
    "s": 87.978,
    "l": 64.118
  },
  "oklch": {
    "l": 0.68572,
    "c": 0.14971,
    "h": 254.4
  },
  "luminance": 0.32148
}

Semantic roles & 50–950 ramp

primary

#539CF4

secondary

#EDD4B5

accent

#7D01E5

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #539CF4

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

Preview Lab → · Contrast checker → · Palette generator →