#539AE9#539AE9

#539AE9 is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.5% C 0.138 H 252.7°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#539AE9
RGB	rgb(83, 154, 233)
HSL	hsl(212, 77%, 62%)
HSV	hsv(212, 64%, 91%)
CMYK	cmyk(64.4%, 33.9%, 0%, 8.6%)
CIE-LAB	lab(62.36, 1.99, -46.45)
CIE-LCH	lch(62.36, 46.49, 272.46°)
OKLab	oklab(67.54% -0.041 -0.1316)
OKLCH	oklch(67.54% 0.138 252.7)
XYZ	xyz(29.8255, 30.8304, 81.4541)
Luminance	0.3083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539AE9 #E9A253

analogous

#53E5E9 #539AE9 #5753E9

triadic

#539AE9 #E9539A #9AE953

tetradic

#539AE9 #E953E5 #E9A253 #53E957

square

#539AE9 #E953E5 #E9A253 #53E957

split-complementary

#539AE9 #E95753 #E5E953

monochromatic

#165DAC #1D7AE2 #539AE9 #89BAF0 #C0DAF7

Accessibility & contrast

On white

2.93

#539AE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#539AE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539AE9

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539AE9	#FFFFFF	#000000	##000000
##539AE9	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#789FEC

Deuteranopia (green-blind)

#6390E7

Tritanopia (blue-blind)

#00ACB7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #539ae9;
/* rgb */ color: rgb(83, 154, 233);
/* oklch */ color: oklch(67.5% 0.138 252.7);

Tailwind

colors: {
  custom: {
    50: '#91b7f0',
    500: '#539ae9',
    950: '#000000',
  },
}

SCSS

$custom: #539ae9;
$custom-light: #91b7f0;
$custom-dark: #000000;

JSON

{
  "hex": "#539ae9",
  "rgb": {
    "r": 83,
    "g": 154,
    "b": 233
  },
  "hsl": {
    "h": 211.6,
    "s": 77.32,
    "l": 61.961
  },
  "oklch": {
    "l": 0.67537,
    "c": 0.13786,
    "h": 252.7
  },
  "luminance": 0.30833
}

Semantic roles & 50–950 ramp

primary

#539AE9

secondary

#E8CDB0

accent

#780CDA

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539AE9

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

Preview Lab → · Contrast checker → · Palette generator →