#372AAD#372AAD

#372AAD is a dark, vivid blue. Relative luminance 0.055; OKLCH L 40.0% C 0.196 H 277.2°. Best body text is #FFFFFF at 10.01:1 contrast (WCAG AA passes).

Color values

HEX#372AAD
RGBrgb(55, 42, 173)
HSLhsl(246, 61%, 42%)
HSVhsv(246, 76%, 68%)
CMYKcmyk(68.2%, 75.7%, 0%, 32.2%)
CIE-LABlab(28.07, 45.63, -67.33)
CIE-LCHlch(28.07, 81.33, 304.13°)
OKLaboklab(39.98% 0.0246 -0.1945)
OKLCHoklch(39.98% 0.196 277.2)
XYZxyz(9.9439, 5.4844, 40.0616)
Luminance0.0549 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#372AAD #A0AD2A
analogous
#2A5FAD #372AAD #782AAD
triadic
#372AAD #AD372A #2AAD37
tetradic
#372AAD #AD2A5F #A0AD2A #2AAD78
square
#372AAD #AD2A5F #A0AD2A #2AAD78
split-complementary
#372AAD #AD782A #5FAD2A
monochromatic
#18124B #271E7C #372AAD #5143D1 #7F74DD

Accessibility & contrast

On white

10.01
#372AAD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.10
#372AAD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372AAD
10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##372AAD#FFFFFF#000000##FFFFFF
##372AAD1.0010.012.1010.01
#FFFFFF10.011.0021.001.00
#0000002.1021.001.0021.00
##FFFFFF10.011.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0048B1
Deuteranopia (green-blind)
#003DAB
Tritanopia (blue-blind)
#00506A
Achromatopsia (no color)
#424242

Design tokens & code

CSS
--color: #372aad;
/* rgb */ color: rgb(55, 42, 173);
/* oklch */ color: oklch(40.0% 0.196 277.2);
Tailwind
colors: {
  custom: {
    50: '#7f66c7',
    500: '#372aad',
    950: '#000000',
  },
}
SCSS
$custom: #372aad;
$custom-light: #7f66c7;
$custom-dark: #000000;
JSON
{
  "hex": "#372aad",
  "rgb": {
    "r": 55,
    "g": 42,
    "b": 173
  },
  "hsl": {
    "h": 245.954,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.39981,
    "c": 0.19608,
    "h": 277.2
  },
  "luminance": 0.05485
}

Semantic roles & 50–950 ramp

primary
#372AAD
secondary
#BCC56E
accent
#E444D4
background
#F8F6FC
surface
#F0EBF8
border
#CBC6D1
text
#0B0613
muted
#7C7A82

Preview Lab

Preview with #372AAD

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

Preview Lab → · Contrast checker → · Palette generator →

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