#3378C9#3378C9

#3378C9 is a mid, vivid cyan. Relative luminance 0.184; OKLCH L 57.0% C 0.143 H 254.5°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX#3378C9
RGBrgb(51, 120, 201)
HSLhsl(212, 60%, 49%)
HSVhsv(212, 75%, 79%)
CMYKcmyk(74.6%, 40.3%, 0%, 21.2%)
CIE-LABlab(49.92, 6.26, -48.29)
CIE-LCHlch(49.92, 48.70, 277.38°)
OKLaboklab(56.96% -0.0383 -0.1379)
OKLCHoklch(56.96% 0.143 254.5)
XYZxyz(18.6204, 18.3517, 57.8079)
Luminance0.1835 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3378C9 #C98433
analogous
#33C3C9 #3378C9 #3933C9
triadic
#3378C9 #C93378 #78C933
tetradic
#3378C9 #C933C3 #C98433 #33C939
square
#3378C9 #C933C3 #C98433 #33C939
split-complementary
#3378C9 #C93933 #C3C933
monochromatic
#1A3E67 #275B98 #3378C9 #6298D7 #93B8E4

Accessibility & contrast

On white

4.50
#3378C9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.67
#3378C9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3378C9
4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3378C9#FFFFFF#000000##000000
##3378C91.004.504.674.67
#FFFFFF4.501.0021.0021.00
#0000004.6721.001.001.00
##0000004.6721.001.001.00

Color blindness preview

Protanopia (red-blind)
#517ECC
Deuteranopia (green-blind)
#3970C7
Tritanopia (blue-blind)
#008B97
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #3378c9;
/* rgb */ color: rgb(51, 120, 201);
/* oklch */ color: oklch(57.0% 0.143 254.5);
Tailwind
colors: {
  custom: {
    50: '#7f9eda',
    500: '#3378c9',
    950: '#000000',
  },
}
SCSS
$custom: #3378c9;
$custom-light: #7f9eda;
$custom-dark: #000000;
JSON
{
  "hex": "#3378c9",
  "rgb": {
    "r": 51,
    "g": 120,
    "b": 201
  },
  "hsl": {
    "h": 212.4,
    "s": 59.524,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5696,
    "c": 0.14312,
    "h": 254.5
  },
  "luminance": 0.18354
}

Semantic roles & 50–950 ramp

primary
#3378C9
secondary
#CFAF89
accent
#9A45E3
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0B0E15
muted
#7C7E83

Preview Lab

Preview with #3378C9

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

Preview Lab → · Contrast checker → · Palette generator →

#3378C9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva