#3377C9#3377C9

#3377C9 is a mid, vivid cyan. Relative luminance 0.181; OKLCH L 56.7% C 0.144 H 255.0°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX#3377C9
RGBrgb(51, 119, 201)
HSLhsl(213, 60%, 49%)
HSVhsv(213, 75%, 79%)
CMYKcmyk(74.6%, 40.8%, 0%, 21.2%)
CIE-LABlab(49.63, 6.87, -48.75)
CIE-LCHlch(49.63, 49.23, 278.03°)
OKLaboklab(56.74% -0.0374 -0.1393)
OKLCHoklch(56.74% 0.144 255)
XYZxyz(18.5008, 18.1124, 57.7680)
Luminance0.1812 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3377C9 #C98533
analogous
#33C2C9 #3377C9 #3A33C9
triadic
#3377C9 #C93377 #77C933
tetradic
#3377C9 #C933C2 #C98533 #33C93A
square
#3377C9 #C933C2 #C98533 #33C93A
split-complementary
#3377C9 #C93A33 #C2C933
monochromatic
#1A3D67 #275A98 #3377C9 #6297D7 #93B7E4

Accessibility & contrast

On white

4.54
#3377C9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.62
#3377C9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3377C9
4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3377C9#FFFFFF#000000##000000
##3377C91.004.544.624.62
#FFFFFF4.541.0021.0021.00
#0000004.6221.001.001.00
##0000004.6221.001.001.00

Color blindness preview

Protanopia (red-blind)
#507DCC
Deuteranopia (green-blind)
#3770C7
Tritanopia (blue-blind)
#008A96
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #3377c9;
/* rgb */ color: rgb(51, 119, 201);
/* oklch */ color: oklch(56.7% 0.144 255.0);
Tailwind
colors: {
  custom: {
    50: '#7f9dda',
    500: '#3377c9',
    950: '#000000',
  },
}
SCSS
$custom: #3377c9;
$custom-light: #7f9dda;
$custom-dark: #000000;
JSON
{
  "hex": "#3377c9",
  "rgb": {
    "r": 51,
    "g": 119,
    "b": 201
  },
  "hsl": {
    "h": 212.8,
    "s": 59.524,
    "l": 49.412
  },
  "oklch": {
    "l": 0.56736,
    "c": 0.1442,
    "h": 255
  },
  "luminance": 0.18115
}

Semantic roles & 50–950 ramp

primary
#3377C9
secondary
#CFAF89
accent
#9B45E3
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0B0E15
muted
#7C7E83

Preview Lab

Preview with #3377C9

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

Preview Lab → · Contrast checker → · Palette generator →

#3377C9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva