#3725B7#3725B7

#3725B7 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.4% C 0.212 H 276.6°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX#3725B7
RGBrgb(55, 37, 183)
HSLhsl(247, 66%, 43%)
HSVhsv(247, 80%, 72%)
CMYKcmyk(69.9%, 79.8%, 0%, 28.2%)
CIE-LABlab(28.26, 51.28, -73.00)
CIE-LCHlch(28.26, 89.21, 305.09°)
OKLaboklab(40.43% 0.0246 -0.211)
OKLCHoklch(40.43% 0.212 276.6)
XYZxyz(10.7816, 5.5533, 45.2943)
Luminance0.0555 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3725B7 #A5B725
analogous
#255CB7 #3725B7 #8025B7
triadic
#3725B7 #B73725 #25B737
tetradic
#3725B7 #B7255C #A5B725 #25B780
square
#3725B7 #B7255C #A5B725 #25B780
split-complementary
#3725B7 #B78025 #5CB725
monochromatic
#181051 #281B84 #3725B7 #5341D9 #8174E3

Accessibility & contrast

On white

9.95
#3725B7 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.11
#3725B7 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3725B7
9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3725B7#FFFFFF#000000##FFFFFF
##3725B71.009.952.119.95
#FFFFFF9.951.0021.001.00
#0000002.1121.001.0021.00
##FFFFFF9.951.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0049BB
Deuteranopia (green-blind)
#003CB4
Tritanopia (blue-blind)
#00526E
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #3725b7;
/* rgb */ color: rgb(55, 37, 183);
/* oklch */ color: oklch(40.4% 0.212 276.6);
Tailwind
colors: {
  custom: {
    50: '#8164ce',
    500: '#3725b7',
    950: '#000000',
  },
}
SCSS
$custom: #3725b7;
$custom-light: #8164ce;
$custom-dark: #000000;
JSON
{
  "hex": "#3725b7",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 183
  },
  "hsl": {
    "h": 247.397,
    "s": 66.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40426,
    "c": 0.2124,
    "h": 276.6
  },
  "luminance": 0.05554
}

Semantic roles & 50–950 ramp

primary
#3725B7
secondary
#BFCA6E
accent
#E93FD4
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0614
muted
#7D7A82

Preview Lab

Preview with #3725B7

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

Preview Lab → · Contrast checker → · Palette generator →

#3725B7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva