#5183E6#5183E6

#5183E6 is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.3% C 0.159 H 262.5°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX#5183E6
RGBrgb(81, 131, 230)
HSLhsl(220, 75%, 61%)
HSVhsv(220, 65%, 90%)
CMYKcmyk(64.8%, 43%, 0%, 9.8%)
CIE-LABlab(55.78, 14.30, -55.24)
CIE-LCHlch(55.78, 57.06, 284.51°)
OKLaboklab(62.35% -0.0207 -0.1577)
OKLCHoklch(62.35% 0.159 262.5)
XYZxyz(25.7875, 23.6926, 78.0617)
Luminance0.2369 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5183E6 #E6B451
analogous
#51CDE6 #5183E6 #6951E6
triadic
#5183E6 #E65183 #83E651
tetradic
#5183E6 #E651CD #E6B451 #51E669
square
#5183E6 #E651CD #E6B451 #51E669
split-complementary
#5183E6 #E66951 #CDE651
monochromatic
#1847A5 #1F5EDA #5183E6 #87A9EE #BCCFF5

Accessibility & contrast

On white

3.66
#5183E6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.74
#5183E6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5183E6
5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5183E6#FFFFFF#000000##000000
##5183E61.003.665.745.74
#FFFFFF3.661.0021.0021.00
#0000005.7421.001.001.00
##0000005.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#548DEA
Deuteranopia (green-blind)
#3C7FE4
Tritanopia (blue-blind)
#009AA9
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #5183e6;
/* rgb */ color: rgb(81, 131, 230);
/* oklch */ color: oklch(62.3% 0.159 262.5);
Tailwind
colors: {
  custom: {
    50: '#90a6ee',
    500: '#5183e6',
    950: '#000000',
  },
}
SCSS
$custom: #5183e6;
$custom-light: #90a6ee;
$custom-dark: #000000;
JSON
{
  "hex": "#5183e6",
  "rgb": {
    "r": 81,
    "g": 131,
    "b": 230
  },
  "hsl": {
    "h": 219.866,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.62346,
    "c": 0.15906,
    "h": 262.5
  },
  "luminance": 0.23695
}

Semantic roles & 50–950 ramp

primary
#5183E6
secondary
#E5D3AD
accent
#940ED7
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E0F16
muted
#7E7F84

Preview Lab

Preview with #5183E6

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

Preview Lab → · Contrast checker → · Palette generator →

#5183E6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva