#519EEB#519EEB

#519EEB is a light, vivid cyan. Relative luminance 0.322; OKLCH L 68.4% C 0.137 H 250.5°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX#519EEB
RGBrgb(81, 158, 235)
HSLhsl(210, 79%, 62%)
HSVhsv(210, 66%, 92%)
CMYKcmyk(65.5%, 32.8%, 0%, 7.8%)
CIE-LABlab(63.51, 0.02, -45.75)
CIE-LCHlch(63.51, 45.75, 270.03°)
OKLaboklab(68.44% -0.0459 -0.1296)
OKLCHoklch(68.44% 0.137 250.5)
XYZxyz(30.6100, 32.1981, 83.1828)
Luminance0.3220 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#519EEB #EB9E51
analogous
#51EBEB #519EEB #5151EB
triadic
#519EEB #EB519E #9EEB51
tetradic
#519EEB #EB51EB #EB9E51 #51EB51
square
#519EEB #EB51EB #EB9E51 #51EB51
split-complementary
#519EEB #EB5151 #EBEB51
monochromatic
#1461AE #1A7FE5 #519EEB #88BDF1 #BFDBF8

Accessibility & contrast

On white

2.82
#519EEB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.44
#519EEB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519EEB
7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##519EEB#FFFFFF#000000##000000
##519EEB1.002.827.447.44
#FFFFFF2.821.0021.0021.00
#0000007.4421.001.001.00
##0000007.4421.001.001.00

Color blindness preview

Protanopia (red-blind)
#7CA2EE
Deuteranopia (green-blind)
#6793E9
Tritanopia (blue-blind)
#00B0BA
Achromatopsia (no color)
#9A9A9A

Design tokens & code

CSS
--color: #519eeb;
/* rgb */ color: rgb(81, 158, 235);
/* oklch */ color: oklch(68.4% 0.137 250.5);
Tailwind
colors: {
  custom: {
    50: '#90baf2',
    500: '#519eeb',
    950: '#000000',
  },
}
SCSS
$custom: #519eeb;
$custom-light: #90baf2;
$custom-dark: #000000;
JSON
{
  "hex": "#519eeb",
  "rgb": {
    "r": 81,
    "g": 158,
    "b": 235
  },
  "hsl": {
    "h": 210,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.68443,
    "c": 0.13746,
    "h": 250.5
  },
  "luminance": 0.32201
}

Semantic roles & 50–950 ramp

primary
#519EEB
secondary
#E8CCB0
accent
#730ADC
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1117
muted
#7E8085

Preview Lab

Preview with #519EEB

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

Preview Lab → · Contrast checker → · Palette generator →

#519EEB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva