#3723A5#3723A5

#3723A5 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 38.2% C 0.193 H 279.1°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX#3723A5
RGBrgb(55, 35, 165)
HSLhsl(249, 65%, 39%)
HSVhsv(249, 79%, 65%)
CMYKcmyk(66.7%, 78.8%, 0%, 35.3%)
CIE-LABlab(25.95, 46.78, -66.00)
CIE-LCHlch(25.95, 80.90, 305.33°)
OKLaboklab(38.24% 0.0305 -0.1906)
OKLCHoklch(38.24% 0.193 279.1)
XYZxyz(8.9659, 4.7302, 36.0305)
Luminance0.0473 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3723A5 #91A523
analogous
#2350A5 #3723A5 #7823A5
triadic
#3723A5 #A53723 #23A537
tetradic
#3723A5 #A52350 #91A523 #23A578
square
#3723A5 #A52350 #91A523 #23A578
split-complementary
#3723A5 #A57823 #50A523
monochromatic
#150E40 #261873 #3723A5 #4B32D3 #7764DE

Accessibility & contrast

On white

10.79
#3723A5 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.95
#3723A5 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3723A5
10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3723A5#FFFFFF#000000##FFFFFF
##3723A51.0010.791.9510.79
#FFFFFF10.791.0021.001.00
#0000001.9521.001.0021.00
##FFFFFF10.791.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0042A9
Deuteranopia (green-blind)
#0038A3
Tritanopia (blue-blind)
#004A64
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #3723a5;
/* rgb */ color: rgb(55, 35, 165);
/* oklch */ color: oklch(38.2% 0.193 279.1);
Tailwind
colors: {
  custom: {
    50: '#7e62c1',
    500: '#3723a5',
    950: '#000000',
  },
}
SCSS
$custom: #3723a5;
$custom-light: #7e62c1;
$custom-dark: #000000;
JSON
{
  "hex": "#3723a5",
  "rgb": {
    "r": 55,
    "g": 35,
    "b": 165
  },
  "hsl": {
    "h": 249.231,
    "s": 65,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38241,
    "c": 0.19303,
    "h": 279.1
  },
  "luminance": 0.04731
}

Semantic roles & 50–950 ramp

primary
#3723A5
secondary
#B4C460
accent
#E840CE
background
#F8F5FC
surface
#EFEAF8
border
#CAC6D1
text
#0B0512
muted
#7C7981

Preview Lab

Preview with #3723A5

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

Preview Lab → · Contrast checker → · Palette generator →

#3723A5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva