#3943C6#3943C6

#3943C6 is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.4% C 0.200 H 272.3°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX#3943C6
RGBrgb(57, 67, 198)
HSLhsl(236, 55%, 50%)
HSVhsv(236, 71%, 78%)
CMYKcmyk(71.2%, 66.2%, 0%, 22.4%)
CIE-LABlab(35.91, 39.59, -69.22)
CIE-LCHlch(35.91, 79.74, 299.77°)
OKLaboklab(46.36% 0.0081 -0.2)
OKLCHoklch(46.36% 0.2 272.3)
XYZxyz(13.8841, 8.9600, 54.4129)
Luminance0.0896 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3943C6 #C6BC39
analogous
#3989C6 #3943C6 #7639C6
triadic
#3943C6 #C63943 #43C639
tetradic
#3943C6 #C63989 #C6BC39 #39C676
square
#3943C6 #C63989 #C6BC39 #39C676
split-complementary
#3943C6 #C67639 #89C639
monochromatic
#1E2367 #2B3396 #3943C6 #6970D4 #989DE1

Accessibility & contrast

On white

7.52
#3943C6 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.79
#3943C6 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3943C6
7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3943C6#FFFFFF#000000##FFFFFF
##3943C61.007.522.797.52
#FFFFFF7.521.0021.001.00
#0000002.7921.001.0021.00
##FFFFFF7.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005BCA
Deuteranopia (green-blind)
#004EC4
Tritanopia (blue-blind)
#00667F
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #3943c6;
/* rgb */ color: rgb(57, 67, 198);
/* oklch */ color: oklch(46.4% 0.200 272.3);
Tailwind
colors: {
  custom: {
    50: '#8377d8',
    500: '#3943c6',
    950: '#000000',
  },
}
SCSS
$custom: #3943c6;
$custom-light: #8377d8;
$custom-dark: #000000;
JSON
{
  "hex": "#3943c6",
  "rgb": {
    "r": 57,
    "g": 67,
    "b": 198
  },
  "hsl": {
    "h": 235.745,
    "s": 55.294,
    "l": 50
  },
  "oklch": {
    "l": 0.4636,
    "c": 0.20021,
    "h": 272.3
  },
  "luminance": 0.08961
}

Semantic roles & 50–950 ramp

primary
#3943C6
secondary
#CDC98E
accent
#D449DF
background
#F8F7FD
surface
#F0EDFB
border
#CBC8D4
text
#0C0915
muted
#7D7B83

Preview Lab

Preview with #3943C6

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

Preview Lab → · Contrast checker → · Palette generator →

#3943C6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva