#3877C9#3877C9

#3877C9 is a mid, vivid cyan. Relative luminance 0.183; OKLCH L 56.9% C 0.143 H 256.1°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX#3877C9
RGBrgb(56, 119, 201)
HSLhsl(214, 57%, 50%)
HSVhsv(214, 72%, 79%)
CMYKcmyk(72.1%, 40.8%, 0%, 21.2%)
CIE-LABlab(49.80, 7.54, -48.48)
CIE-LCHlch(49.80, 49.06, 278.84°)
OKLaboklab(56.91% -0.0341 -0.1384)
OKLCHoklch(56.91% 0.143 256.1)
XYZxyz(18.7665, 18.2494, 57.7805)
Luminance0.1825 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3877C9 #C98A38
analogous
#38BFC9 #3877C9 #4138C9
triadic
#3877C9 #C93877 #77C938
tetradic
#3877C9 #C938BF #C98A38 #38C941
square
#3877C9 #C938BF #C98A38 #38C941
split-complementary
#3877C9 #C94138 #BFC938
monochromatic
#1D3E6A #2A5B9A #3877C9 #6898D6 #98B9E3

Accessibility & contrast

On white

4.52
#3877C9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.65
#3877C9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3877C9
4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3877C9#FFFFFF#000000##000000
##3877C91.004.524.654.65
#FFFFFF4.521.0021.0021.00
#0000004.6521.001.001.00
##0000004.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#507ECC
Deuteranopia (green-blind)
#3870C7
Tritanopia (blue-blind)
#008A96
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #3877c9;
/* rgb */ color: rgb(56, 119, 201);
/* oklch */ color: oklch(56.9% 0.143 256.1);
Tailwind
colors: {
  custom: {
    50: '#809dda',
    500: '#3877c9',
    950: '#000000',
  },
}
SCSS
$custom: #3877c9;
$custom-light: #809dda;
$custom-dark: #000000;
JSON
{
  "hex": "#3877c9",
  "rgb": {
    "r": 56,
    "g": 119,
    "b": 201
  },
  "hsl": {
    "h": 213.931,
    "s": 57.312,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56911,
    "c": 0.14256,
    "h": 256.1
  },
  "luminance": 0.18251
}

Semantic roles & 50–950 ramp

primary
#3877C9
secondary
#CFB38E
accent
#9E47E1
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83

Preview Lab

Preview with #3877C9

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

Preview Lab → · Contrast checker → · Palette generator →

#3877C9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva