#4379DC#4379DC

#4379DC is a mid, vivid blue. Relative luminance 0.200; OKLCH L 59.0% C 0.162 H 261.4°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX#4379DC
RGBrgb(67, 121, 220)
HSLhsl(219, 69%, 56%)
HSVhsv(219, 70%, 86%)
CMYKcmyk(69.5%, 45%, 0%, 13.7%)
CIE-LABlab(51.87, 14.74, -55.92)
CIE-LCHlch(51.87, 57.83, 284.77°)
OKLaboklab(58.99% -0.0243 -0.1601)
OKLCHoklch(58.99% 0.162 261.4)
XYZxyz(22.0658, 20.0330, 70.4001)
Luminance0.2004 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4379DC #DCA643
analogous
#43C5DC #4379DC #5A43DC
triadic
#4379DC #DC4379 #79DC43
tetradic
#4379DC #DC43C5 #DCA643 #43DC5A
square
#4379DC #DC43C5 #DCA643 #43DC5A
split-complementary
#4379DC #DC5A43 #C5DC43
monochromatic
#1A428B #235ABE #4379DC #779EE6 #AAC3EF

Accessibility & contrast

On white

4.19
#4379DC on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.01
#4379DC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4379DC
5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4379DC#FFFFFF#000000##000000
##4379DC1.004.195.015.01
#FFFFFF4.191.0021.0021.00
#0000005.0121.001.001.00
##0000005.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#4783E0
Deuteranopia (green-blind)
#2975DA
Tritanopia (blue-blind)
#0090A0
Achromatopsia (no color)
#7C7C7C

Design tokens & code

CSS
--color: #4379dc;
/* rgb */ color: rgb(67, 121, 220);
/* oklch */ color: oklch(59.0% 0.162 261.4);
Tailwind
colors: {
  custom: {
    50: '#889fe7',
    500: '#4379dc',
    950: '#000000',
  },
}
SCSS
$custom: #4379dc;
$custom-light: #889fe7;
$custom-dark: #000000;
JSON
{
  "hex": "#4379dc",
  "rgb": {
    "r": 67,
    "g": 121,
    "b": 220
  },
  "hsl": {
    "h": 218.824,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.58989,
    "c": 0.16191,
    "h": 261.4
  },
  "luminance": 0.20035
}

Semantic roles & 50–950 ramp

primary
#4379DC
secondary
#DDC79E
accent
#AE3CEB
background
#F9F9FE
surface
#F1F2FC
border
#CBCCD5
text
#0D0E16
muted
#7E7E84

Preview Lab

Preview with #4379DC

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

Preview Lab → · Contrast checker → · Palette generator →

#4379DC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva