#519DE1#519DE1

#519DE1 is a light, vivid cyan. Relative luminance 0.313; OKLCH L 67.7% C 0.126 H 247.8°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX#519DE1
RGBrgb(81, 157, 225)
HSLhsl(208, 71%, 60%)
HSVhsv(208, 64%, 88%)
CMYKcmyk(64%, 30.2%, 0%, 11.8%)
CIE-LABlab(62.76, -2.72, -41.41)
CIE-LCHlch(62.76, 41.50, 266.24°)
OKLaboklab(67.7% -0.0477 -0.1169)
OKLCHoklch(67.7% 0.126 247.8)
XYZxyz(29.0359, 31.2966, 75.7302)
Luminance0.3130 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#519DE1 #E19551
analogous
#51E1DD #519DE1 #5155E1
triadic
#519DE1 #E1519D #9DE151
tetradic
#519DE1 #DD51E1 #E19551 #55E151
square
#519DE1 #DD51E1 #E19551 #55E151
split-complementary
#519DE1 #E15155 #E1DD51
monochromatic
#1B5F9D #247FD1 #519DE1 #85BAEA #B9D8F3

Accessibility & contrast

On white

2.89
#519DE1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.26
#519DE1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519DE1
7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##519DE1#FFFFFF#000000##000000
##519DE11.002.897.267.26
#FFFFFF2.891.0021.0021.00
#0000007.2621.001.001.00
##0000007.2621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7FA0E4
Deuteranopia (green-blind)
#6C92E0
Tritanopia (blue-blind)
#00ADB5
Achromatopsia (no color)
#989898

Design tokens & code

CSS
--color: #519de1;
/* rgb */ color: rgb(81, 157, 225);
/* oklch */ color: oklch(67.7% 0.126 247.8);
Tailwind
colors: {
  custom: {
    50: '#8fb9ea',
    500: '#519de1',
    950: '#000000',
  },
}
SCSS
$custom: #519de1;
$custom-light: #8fb9ea;
$custom-dark: #000000;
JSON
{
  "hex": "#519de1",
  "rgb": {
    "r": 81,
    "g": 157,
    "b": 225
  },
  "hsl": {
    "h": 208.333,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.67701,
    "c": 0.12629,
    "h": 247.8
  },
  "luminance": 0.313
}

Semantic roles & 50–950 ramp

primary
#519DE1
secondary
#E3C5AB
accent
#8F3AED
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1116
muted
#7E8084

Preview Lab

Preview with #519DE1

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

Preview Lab → · Contrast checker → · Palette generator →

#519DE1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva