#3725A4#3725A4

#3725A4 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.4% C 0.190 H 279.0°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX#3725A4
RGBrgb(55, 37, 164)
HSLhsl(249, 63%, 39%)
HSVhsv(249, 77%, 64%)
CMYKcmyk(66.5%, 77.4%, 0%, 35.7%)
CIE-LABlab(26.20, 45.45, -64.99)
CIE-LCHlch(26.20, 79.30, 304.97°)
OKLaboklab(38.38% 0.0296 -0.1877)
OKLCHoklch(38.38% 0.19 279)
XYZxyz(8.9358, 4.8150, 35.5732)
Luminance0.0482 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3725A4 #92A425
analogous
#2553A4 #3725A4 #7725A4
triadic
#3725A4 #A43725 #25A437
tetradic
#3725A4 #A42553 #92A425 #25A477
square
#3725A4 #A42553 #92A425 #25A477
split-complementary
#3725A4 #A47725 #53A425
monochromatic
#160E40 #261A72 #3725A4 #4B35D1 #7767DD

Accessibility & contrast

On white

10.70
#3725A4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.96
#3725A4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3725A4
10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3725A4#FFFFFF#000000##FFFFFF
##3725A41.0010.701.9610.70
#FFFFFF10.701.0021.001.00
#0000001.9621.001.0021.00
##FFFFFF10.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0043A8
Deuteranopia (green-blind)
#0039A2
Tritanopia (blue-blind)
#004A63
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #3725a4;
/* rgb */ color: rgb(55, 37, 164);
/* oklch */ color: oklch(38.4% 0.190 279.0);
Tailwind
colors: {
  custom: {
    50: '#7d63c0',
    500: '#3725a4',
    950: '#000000',
  },
}
SCSS
$custom: #3725a4;
$custom-light: #7d63c0;
$custom-dark: #000000;
JSON
{
  "hex": "#3725a4",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 164
  },
  "hsl": {
    "h": 248.504,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38384,
    "c": 0.18999,
    "h": 279
  },
  "luminance": 0.04816
}

Semantic roles & 50–950 ramp

primary
#3725A4
secondary
#B5C262
accent
#E642CF
background
#F8F6FC
surface
#EFEBF8
border
#CAC6D1
text
#0B0512
muted
#7C7A81

Preview Lab

Preview with #3725A4

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

Preview Lab → · Contrast checker → · Palette generator →

#3725A4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva