#372CAD#372CAD

#372CAD is a dark, vivid blue. Relative luminance 0.056; OKLCH L 40.3% C 0.194 H 276.9°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX#372CAD
RGBrgb(55, 44, 173)
HSLhsl(245, 59%, 43%)
HSVhsv(245, 75%, 68%)
CMYKcmyk(68.2%, 74.6%, 0%, 32.2%)
CIE-LABlab(28.46, 44.54, -66.69)
CIE-LCHlch(28.46, 80.20, 303.74°)
OKLaboklab(40.25% 0.0235 -0.1927)
OKLCHoklch(40.25% 0.194 276.9)
XYZxyz(10.0166, 5.6298, 40.0859)
Luminance0.0563 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#372CAD #A2AD2C
analogous
#2C62AD #372CAD #772CAD
triadic
#372CAD #AD372C #2CAD37
tetradic
#372CAD #AD2C62 #A2AD2C #2CAD77
square
#372CAD #AD2C62 #A2AD2C #2CAD77
split-complementary
#372CAD #AD772C #62AD2C
monochromatic
#18134B #27207C #372CAD #5246D0 #8077DC

Accessibility & contrast

On white

9.88
#372CAD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.13
#372CAD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372CAD
9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##372CAD#FFFFFF#000000##FFFFFF
##372CAD1.009.882.139.88
#FFFFFF9.881.0021.001.00
#0000002.1321.001.0021.00
##FFFFFF9.881.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0048B1
Deuteranopia (green-blind)
#003EAB
Tritanopia (blue-blind)
#00516A
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #372cad;
/* rgb */ color: rgb(55, 44, 173);
/* oklch */ color: oklch(40.3% 0.194 276.9);
Tailwind
colors: {
  custom: {
    50: '#7f67c7',
    500: '#372cad',
    950: '#000000',
  },
}
SCSS
$custom: #372cad;
$custom-light: #7f67c7;
$custom-dark: #000000;
JSON
{
  "hex": "#372cad",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 173
  },
  "hsl": {
    "h": 245.116,
    "s": 59.447,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40254,
    "c": 0.19411,
    "h": 276.9
  },
  "luminance": 0.05631
}

Semantic roles & 50–950 ramp

primary
#372CAD
secondary
#BDC471
accent
#E345D5
background
#F8F6FC
surface
#F0EBF8
border
#CBC6D1
text
#0B0613
muted
#7C7A82

Preview Lab

Preview with #372CAD

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

Preview Lab → · Contrast checker → · Palette generator →

#372CAD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva