#539FEB#539FEB

#539FEB is a light, vivid cyan. Relative luminance 0.326; OKLCH L 68.7% C 0.136 H 250.4°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX#539FEB
RGBrgb(83, 159, 235)
HSLhsl(210, 79%, 62%)
HSVhsv(210, 65%, 92%)
CMYKcmyk(64.7%, 32.3%, 0%, 7.8%)
CIE-LABlab(63.86, -0.22, -45.19)
CIE-LCHlch(63.86, 45.19, 269.72°)
OKLaboklab(68.74% -0.0455 -0.1279)
OKLCHoklch(68.74% 0.136 250.4)
XYZxyz(30.9553, 32.6303, 83.2481)
Luminance0.3263 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#539FEB #EB9F53
analogous
#53EBEB #539FEB #5353EB
triadic
#539FEB #EB539F #9FEB53
tetradic
#539FEB #EB53EB #EB9F53 #53EB53
square
#539FEB #EB53EB #EB9F53 #53EB53
split-complementary
#539FEB #EB5353 #EBEB53
monochromatic
#1462AF #1C80E5 #539FEB #8ABEF1 #C1DCF8

Accessibility & contrast

On white

2.79
#539FEB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.53
#539FEB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539FEB
7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##539FEB#FFFFFF#000000##000000
##539FEB1.002.797.537.53
#FFFFFF2.791.0021.0021.00
#0000007.5321.001.001.00
##0000007.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7EA3EE
Deuteranopia (green-blind)
#6994E9
Tritanopia (blue-blind)
#00B1BA
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #539feb;
/* rgb */ color: rgb(83, 159, 235);
/* oklch */ color: oklch(68.7% 0.136 250.4);
Tailwind
colors: {
  custom: {
    50: '#91bbf2',
    500: '#539feb',
    950: '#000000',
  },
}
SCSS
$custom: #539feb;
$custom-light: #91bbf2;
$custom-dark: #000000;
JSON
{
  "hex": "#539feb",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 235
  },
  "hsl": {
    "h": 210,
    "s": 79.167,
    "l": 62.353
  },
  "oklch": {
    "l": 0.68741,
    "c": 0.13574,
    "h": 250.4
  },
  "luminance": 0.32633
}

Semantic roles & 50–950 ramp

primary
#539FEB
secondary
#E9CDB1
accent
#730ADB
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1117
muted
#7E8085

Preview Lab

Preview with #539FEB

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

Preview Lab → · Contrast checker → · Palette generator →

#539FEB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva