#3378C0#3378C0

#3378C0 is a mid, vivid cyan. Relative luminance 0.179; OKLCH L 56.4% C 0.131 H 252.1°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX#3378C0
RGBrgb(51, 120, 192)
HSLhsl(211, 58%, 48%)
HSVhsv(211, 73%, 75%)
CMYKcmyk(73.4%, 37.5%, 0%, 24.7%)
CIE-LABlab(49.42, 2.95, -43.93)
CIE-LCHlch(49.42, 44.02, 273.84°)
OKLaboklab(56.41% -0.0404 -0.1251)
OKLCHoklch(56.41% 0.131 252.1)
XYZxyz(17.5926, 17.9405, 52.3946)
Luminance0.1794 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3378C0 #C07B33
analogous
#33BFC0 #3378C0 #3433C0
triadic
#3378C0 #C03378 #78C033
tetradic
#3378C0 #C033BF #C07B33 #33C034
square
#3378C0 #C033BF #C07B33 #33C034
split-complementary
#3378C0 #C03433 #BFC033
monochromatic
#193C5F #265A90 #3378C0 #5C97D4 #8DB6E1

Accessibility & contrast

On white

4.58
#3378C0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.59
#3378C0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3378C0
4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3378C0#FFFFFF#000000##000000
##3378C01.004.584.594.59
#FFFFFF4.581.0021.0021.00
#0000004.5921.001.001.00
##0000004.5921.001.001.00

Color blindness preview

Protanopia (red-blind)
#577DC3
Deuteranopia (green-blind)
#4170BF
Tritanopia (blue-blind)
#008993
Achromatopsia (no color)
#757575

Design tokens & code

CSS
--color: #3378c0;
/* rgb */ color: rgb(51, 120, 192);
/* oklch */ color: oklch(56.4% 0.131 252.1);
Tailwind
colors: {
  custom: {
    50: '#7d9ed3',
    500: '#3378c0',
    950: '#000000',
  },
}
SCSS
$custom: #3378c0;
$custom-light: #7d9ed3;
$custom-dark: #000000;
JSON
{
  "hex": "#3378c0",
  "rgb": {
    "r": 51,
    "g": 120,
    "b": 192
  },
  "hsl": {
    "h": 210.638,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.56412,
    "c": 0.13147,
    "h": 252.1
  },
  "luminance": 0.17943
}

Semantic roles & 50–950 ramp

primary
#3378C0
secondary
#CBA884
accent
#9647E1
background
#F8F9FD
surface
#EFF2FA
border
#CACCD3
text
#0B0E14
muted
#7C7E83

Preview Lab

Preview with #3378C0

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

Preview Lab → · Contrast checker → · Palette generator →

#3378C0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva