#379AD8#379AD8

#379AD8 is a light, vivid cyan. Relative luminance 0.289; OKLCH L 65.7% C 0.129 H 240.7°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX#379AD8
RGBrgb(55, 154, 216)
HSLhsl(203, 67%, 53%)
HSVhsv(203, 75%, 85%)
CMYKcmyk(74.5%, 28.7%, 0%, 15.3%)
CIE-LABlab(60.67, -7.92, -39.74)
CIE-LCHlch(60.67, 40.52, 258.73°)
OKLaboklab(65.69% -0.0631 -0.1124)
OKLCHoklch(65.69% 0.129 240.7)
XYZxyz(25.5210, 28.8783, 69.1815)
Luminance0.2888 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#379AD8 #D87537
analogous
#37D8C6 #379AD8 #3749D8
triadic
#379AD8 #D8379A #9AD837
tetradic
#379AD8 #C637D8 #D87537 #49D837
square
#379AD8 #C637D8 #D87537 #49D837
split-complementary
#379AD8 #D83749 #D8C637
monochromatic
#18567C #2279B0 #379AD8 #6AB4E2 #9DCEEC

Accessibility & contrast

On white

3.10
#379AD8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.78
#379AD8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #379AD8
6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##379AD8#FFFFFF#000000##000000
##379AD81.003.106.786.78
#FFFFFF3.101.0021.0021.00
#0000006.7821.001.001.00
##0000006.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#7D9BDB
Deuteranopia (green-blind)
#678CD7
Tritanopia (blue-blind)
#00A9B0
Achromatopsia (no color)
#929292

Design tokens & code

CSS
--color: #379ad8;
/* rgb */ color: rgb(55, 154, 216);
/* oklch */ color: oklch(65.7% 0.129 240.7);
Tailwind
colors: {
  custom: {
    50: '#83b7e4',
    500: '#379ad8',
    950: '#000000',
  },
}
SCSS
$custom: #379ad8;
$custom-light: #83b7e4;
$custom-dark: #000000;
JSON
{
  "hex": "#379ad8",
  "rgb": {
    "r": 55,
    "g": 154,
    "b": 216
  },
  "hsl": {
    "h": 203.106,
    "s": 67.364,
    "l": 53.137
  },
  "oklch": {
    "l": 0.65694,
    "c": 0.12891,
    "h": 240.7
  },
  "luminance": 0.28881
}

Semantic roles & 50–950 ramp

primary
#379AD8
secondary
#D8AD93
accent
#803EEA
background
#F8FBFE
surface
#F0F6FC
border
#CBD0D5
text
#0C1115
muted
#7D8084

Preview Lab

Preview with #379AD8

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

Preview Lab → · Contrast checker → · Palette generator →

#379AD8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva