#539BE8#539BE8

#539BE8 is a light, vivid cyan. Relative luminance 0.311; OKLCH L 67.7% C 0.136 H 251.8°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#539BE8
RGB	rgb(83, 155, 232)
HSL	hsl(211, 76%, 62%)
HSV	hsv(211, 64%, 91%)
CMYK	cmyk(64.2%, 33.2%, 0%, 9%)
CIE-LAB	lab(62.60, 1.08, -45.53)
CIE-LCH	lch(62.60, 45.54, 271.36°)
OKLab	oklab(67.7% -0.0423 -0.1289)
OKLCH	oklch(67.7% 0.136 251.8)
XYZ	xyz(29.8488, 31.1049, 80.7591)
Luminance	0.3111 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BE8 #E8A053

analogous

#53E5E8 #539BE8 #5653E8

triadic

#539BE8 #E8539B #9BE853

tetradic

#539BE8 #E853E5 #E8A053 #53E856

square

#539BE8 #E853E5 #E8A053 #53E856

split-complementary

#539BE8 #E85653 #E5E853

monochromatic

#175EAA #1E7CE0 #539BE8 #89BAEF #BFDAF6

Accessibility & contrast

On white

2.91

#539BE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#539BE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539BE8

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BE8	#FFFFFF	#000000	##000000
##539BE8	1.00	2.91	7.22	7.22
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.22	21.00	1.00	1.00
##000000	7.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#799FEB

Deuteranopia (green-blind)

#6591E6

Tritanopia (blue-blind)

#00ADB7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #539be8;
/* rgb */ color: rgb(83, 155, 232);
/* oklch */ color: oklch(67.7% 0.136 251.8);

Tailwind

colors: {
  custom: {
    50: '#91b8ef',
    500: '#539be8',
    950: '#000000',
  },
}

SCSS

$custom: #539be8;
$custom-light: #91b8ef;
$custom-dark: #000000;

JSON

{
  "hex": "#539be8",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 232
  },
  "hsl": {
    "h": 211.007,
    "s": 76.41,
    "l": 61.765
  },
  "oklch": {
    "l": 0.67703,
    "c": 0.13569,
    "h": 251.8
  },
  "luminance": 0.31108
}

Semantic roles & 50–950 ramp

primary

#539BE8

secondary

#E7CCB0

accent

#760DD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539BE8

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

Preview Lab → · Contrast checker → · Palette generator →