#5387F3#5387F3

#5387F3 is a light, vivid blue. Relative luminance 0.256; OKLCH L 64.1% C 0.171 H 263.1°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX#5387F3
RGBrgb(83, 135, 243)
HSLhsl(221, 87%, 64%)
HSVhsv(221, 66%, 95%)
CMYKcmyk(65.8%, 44.4%, 0%, 4.7%)
CIE-LABlab(57.69, 16.66, -59.41)
CIE-LCHlch(57.69, 61.70, 285.66°)
OKLaboklab(64.08% -0.0206 -0.1698)
OKLCHoklch(64.08% 0.171 263.1)
XYZxyz(28.4032, 25.6352, 88.2279)
Luminance0.2564 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5387F3 #F3BF53
analogous
#53D7F3 #5387F3 #6F53F3
triadic
#5387F3 #F35387 #87F353
tetradic
#5387F3 #F353D7 #F3BF53 #53F36F
square
#5387F3 #F353D7 #F3BF53 #53F36F
split-complementary
#5387F3 #F36F53 #D7F353
monochromatic
#0D47BE #1A5FEF #5387F3 #8CAFF7 #C5D7FB

Accessibility & contrast

On white

3.43
#5387F3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.13
#5387F3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5387F3
6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5387F3#FFFFFF#000000##000000
##5387F31.003.436.136.13
#FFFFFF3.431.0021.0021.00
#0000006.1321.001.001.00
##0000006.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#5292F7
Deuteranopia (green-blind)
#3584F1
Tritanopia (blue-blind)
#00A0B1
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #5387f3;
/* rgb */ color: rgb(83, 135, 243);
/* oklch */ color: oklch(64.1% 0.171 263.1);
Tailwind
colors: {
  custom: {
    50: '#93a9f8',
    500: '#5387f3',
    950: '#000000',
  },
}
SCSS
$custom: #5387f3;
$custom-light: #93a9f8;
$custom-dark: #000000;
JSON
{
  "hex": "#5387f3",
  "rgb": {
    "r": 83,
    "g": 135,
    "b": 243
  },
  "hsl": {
    "h": 220.5,
    "s": 86.957,
    "l": 63.922
  },
  "oklch": {
    "l": 0.64081,
    "c": 0.17109,
    "h": 263.1
  },
  "luminance": 0.25638
}

Semantic roles & 50–950 ramp

primary
#5387F3
secondary
#EDDBB5
accent
#9A02E4
background
#F9FAFF
surface
#F2F4FF
border
#CCCED7
text
#0E0F17
muted
#7E7F85

Preview Lab

Preview with #5387F3

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

Preview Lab → · Contrast checker → · Palette generator →

#5387F3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva