#539FDF#539FDF

#539FDF is a light, vivid cyan. Relative luminance 0.320; OKLCH L 68.1% C 0.121 H 246.3°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX#539FDF
RGBrgb(83, 159, 223)
HSLhsl(207, 69%, 60%)
HSVhsv(207, 63%, 87%)
CMYKcmyk(62.8%, 28.7%, 0%, 12.5%)
CIE-LABlab(63.31, -4.17, -39.43)
CIE-LCHlch(63.31, 39.65, 263.97°)
OKLaboklab(68.13% -0.0489 -0.1112)
OKLCHoklch(68.13% 0.121 246.3)
XYZxyz(29.2797, 31.9601, 74.4236)
Luminance0.3196 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#539FDF #DF9353
analogous
#53DFD9 #539FDF #5359DF
triadic
#539FDF #DF539F #9FDF53
tetradic
#539FDF #D953DF #DF9353 #59DF53
square
#539FDF #D953DF #DF9353 #59DF53
split-complementary
#539FDF #DF5359 #DFD953
monochromatic
#1D619B #2682CE #539FDF #87BCE9 #BAD9F2

Accessibility & contrast

On white

2.84
#539FDF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.39
#539FDF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539FDF
7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##539FDF#FFFFFF#000000##000000
##539FDF1.002.847.397.39
#FFFFFF2.841.0021.0021.00
#0000007.3921.001.001.00
##0000007.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#83A1E2
Deuteranopia (green-blind)
#7093DE
Tritanopia (blue-blind)
#00AEB5
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #539fdf;
/* rgb */ color: rgb(83, 159, 223);
/* oklch */ color: oklch(68.1% 0.121 246.3);
Tailwind
colors: {
  custom: {
    50: '#90bbe9',
    500: '#539fdf',
    950: '#000000',
  },
}
SCSS
$custom: #539fdf;
$custom-light: #90bbe9;
$custom-dark: #000000;
JSON
{
  "hex": "#539fdf",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 223
  },
  "hsl": {
    "h": 207.429,
    "s": 68.627,
    "l": 60
  },
  "oklch": {
    "l": 0.68127,
    "c": 0.12145,
    "h": 246.3
  },
  "luminance": 0.31963
}

Semantic roles & 50–950 ramp

primary
#539FDF
secondary
#E2C5AC
accent
#8C3CEB
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1116
muted
#7E8084

Preview Lab

Preview with #539FDF

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

Preview Lab → · Contrast checker → · Palette generator →

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