#2780C4#2780C4

#2780C4 is a mid, vivid cyan. Relative luminance 0.199; OKLCH L 58.2% C 0.133 H 246.4°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX#2780C4
RGBrgb(39, 128, 196)
HSLhsl(206, 67%, 46%)
HSVhsv(206, 80%, 77%)
CMYKcmyk(80.1%, 34.7%, 0%, 23.1%)
CIE-LABlab(51.67, -1.83, -42.68)
CIE-LCHlch(51.67, 42.71, 267.54°)
OKLaboklab(58.15% -0.053 -0.1214)
OKLCHoklch(58.15% 0.133 246.4)
XYZxyz(18.5158, 19.8529, 55.0700)
Luminance0.1986 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2780C4 #C46B27
analogous
#27C4B9 #2780C4 #2731C4
triadic
#2780C4 #C42780 #80C427
tetradic
#2780C4 #B927C4 #C46B27 #31C427
square
#2780C4 #B927C4 #C46B27 #31C427
split-complementary
#2780C4 #C42731 #C4B927
monochromatic
#133D5E #1D5F91 #2780C4 #4D9EDC #80BAE6

Accessibility & contrast

On white

4.22
#2780C4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.97
#2780C4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2780C4
4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2780C4#FFFFFF#000000##000000
##2780C41.004.224.974.97
#FFFFFF4.221.0021.0021.00
#0000004.9721.001.001.00
##0000004.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#6083C7
Deuteranopia (green-blind)
#4975C3
Tritanopia (blue-blind)
#009099
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #2780c4;
/* rgb */ color: rgb(39, 128, 196);
/* oklch */ color: oklch(58.2% 0.133 246.4);
Tailwind
colors: {
  custom: {
    50: '#7aa4d6',
    500: '#2780c4',
    950: '#000000',
  },
}
SCSS
$custom: #2780c4;
$custom-light: #7aa4d6;
$custom-dark: #000000;
JSON
{
  "hex": "#2780c4",
  "rgb": {
    "r": 39,
    "g": 128,
    "b": 196
  },
  "hsl": {
    "h": 205.987,
    "s": 66.809,
    "l": 46.078
  },
  "oklch": {
    "l": 0.58153,
    "c": 0.13251,
    "h": 246.4
  },
  "luminance": 0.19855
}

Semantic roles & 50–950 ramp

primary
#2780C4
secondary
#CE9E79
accent
#883EEA
background
#F8FAFD
surface
#EFF4FA
border
#CACED3
text
#0B0F14
muted
#7C7F83

Preview Lab

Preview with #2780C4

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

Preview Lab → · Contrast checker → · Palette generator →

#2780C4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva