#3924B2#3924B2

#3924B2 is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.9% C 0.207 H 278.1°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX#3924B2
RGBrgb(57, 36, 178)
HSLhsl(249, 66%, 42%)
HSVhsv(249, 80%, 70%)
CMYKcmyk(68%, 79.8%, 0%, 30.2%)
CIE-LABlab(27.70, 50.43, -70.94)
CIE-LCHlch(27.70, 87.04, 305.41°)
OKLaboklab(39.92% 0.0292 -0.2049)
OKLCHoklch(39.92% 0.207 278.1)
XYZxyz(10.3515, 5.3451, 42.5970)
Luminance0.0535 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3924B2 #9DB224
analogous
#2456B2 #3924B2 #8024B2
triadic
#3924B2 #B23924 #24B239
tetradic
#3924B2 #B22456 #9DB224 #24B280
square
#3924B2 #B22456 #9DB224 #24B280
split-complementary
#3924B2 #B28024 #56B224
monochromatic
#180F4C #291A7F #3924B2 #533CD8 #806FE2

Accessibility & contrast

On white

10.15
#3924B2 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.07
#3924B2 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3924B2
10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3924B2#FFFFFF#000000##FFFFFF
##3924B21.0010.152.0710.15
#FFFFFF10.151.0021.001.00
#0000002.0721.001.0021.00
##FFFFFF10.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0047B6
Deuteranopia (green-blind)
#003BB0
Tritanopia (blue-blind)
#004F6B
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #3924b2;
/* rgb */ color: rgb(57, 36, 178);
/* oklch */ color: oklch(39.9% 0.207 278.1);
Tailwind
colors: {
  custom: {
    50: '#8163ca',
    500: '#3924b2',
    950: '#000000',
  },
}
SCSS
$custom: #3924b2;
$custom-light: #8163ca;
$custom-dark: #000000;
JSON
{
  "hex": "#3924b2",
  "rgb": {
    "r": 57,
    "g": 36,
    "b": 178
  },
  "hsl": {
    "h": 248.873,
    "s": 66.355,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39915,
    "c": 0.20699,
    "h": 278.1
  },
  "luminance": 0.05346
}

Semantic roles & 50–950 ramp

primary
#3924B2
secondary
#BAC869
accent
#E93FD0
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0513
muted
#7D7A82

Preview Lab

Preview with #3924B2

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

Preview Lab → · Contrast checker → · Palette generator →

#3924B2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva