#4377CF#4377CF

#4377CF is a mid, vivid blue. Relative luminance 0.189; OKLCH L 57.7% C 0.147 H 260.3°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX#4377CF
RGBrgb(67, 119, 207)
HSLhsl(218, 59%, 54%)
HSVhsv(218, 68%, 81%)
CMYKcmyk(67.6%, 42.5%, 0%, 18.8%)
CIE-LABlab(50.56, 11.35, -50.66)
CIE-LCHlch(50.56, 51.92, 282.62°)
OKLaboklab(57.73% -0.0248 -0.1446)
OKLCHoklch(57.73% 0.147 260.3)
XYZxyz(20.1700, 18.8899, 61.6025)
Luminance0.1889 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4377CF #CF9B43
analogous
#43BDCF #4377CF #5543CF
triadic
#4377CF #CF4377 #77CF43
tetradic
#4377CF #CF43BD #CF9B43 #43CF55
square
#4377CF #CF43BD #CF9B43 #43CF55
split-complementary
#4377CF #CF5543 #BDCF43
monochromatic
#1F4079 #2B5AAA #4377CF #749ADB #A5BEE8

Accessibility & contrast

On white

4.39
#4377CF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.78
#4377CF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4377CF
4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4377CF#FFFFFF#000000##000000
##4377CF1.004.394.784.78
#FFFFFF4.391.0021.0021.00
#0000004.7821.001.001.00
##0000004.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#4D7FD2
Deuteranopia (green-blind)
#3672CD
Tritanopia (blue-blind)
#008B99
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #4377cf;
/* rgb */ color: rgb(67, 119, 207);
/* oklch */ color: oklch(57.7% 0.147 260.3);
Tailwind
colors: {
  custom: {
    50: '#869dde',
    500: '#4377cf',
    950: '#000000',
  },
}
SCSS
$custom: #4377cf;
$custom-light: #869dde;
$custom-dark: #000000;
JSON
{
  "hex": "#4377cf",
  "rgb": {
    "r": 67,
    "g": 119,
    "b": 207
  },
  "hsl": {
    "h": 217.714,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.57728,
    "c": 0.14677,
    "h": 260.3
  },
  "luminance": 0.18892
}

Semantic roles & 50–950 ramp

primary
#4377CF
secondary
#D5BF99
accent
#A845E3
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83

Preview Lab

Preview with #4377CF

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

Preview Lab → · Contrast checker → · Palette generator →

#4377CF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva