#372BC4#372BC4

#372BC4 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.5% C 0.222 H 274.8°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX#372BC4
RGBrgb(55, 43, 196)
HSLhsl(245, 64%, 47%)
HSVhsv(245, 78%, 77%)
CMYKcmyk(71.9%, 78.1%, 0%, 23.1%)
CIE-LABlab(30.70, 52.30, -76.63)
CIE-LCHlch(30.70, 92.78, 304.31°)
OKLaboklab(42.55% 0.0188 -0.2216)
OKLCHoklch(42.55% 0.222 274.8)
XYZxyz(12.3999, 6.5243, 52.8197)
Luminance0.0653 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#372BC4 #B8C42B
analogous
#2B6CC4 #372BC4 #842BC4
triadic
#372BC4 #C4372B #2BC437
tetradic
#372BC4 #C42B6C #B8C42B #2BC484
square
#372BC4 #C42B6C #B8C42B #2BC484
split-complementary
#372BC4 #C4842B #6CC42B
monochromatic
#1B1560 #292092 #372BC4 #5D53D9 #8D85E4

Accessibility & contrast

On white

9.11
#372BC4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.31
#372BC4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372BC4
9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##372BC4#FFFFFF#000000##FFFFFF
##372BC41.009.112.319.11
#FFFFFF9.111.0021.001.00
#0000002.3121.001.0021.00
##FFFFFF9.111.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004FC8
Deuteranopia (green-blind)
#0041C1
Tritanopia (blue-blind)
#005977
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #372bc4;
/* rgb */ color: rgb(55, 43, 196);
/* oklch */ color: oklch(42.5% 0.222 274.8);
Tailwind
colors: {
  custom: {
    50: '#8468d7',
    500: '#372bc4',
    950: '#000000',
  },
}
SCSS
$custom: #372bc4;
$custom-light: #8468d7;
$custom-dark: #000000;
JSON
{
  "hex": "#372bc4",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 196
  },
  "hsl": {
    "h": 244.706,
    "s": 64.017,
    "l": 46.863
  },
  "oklch": {
    "l": 0.42547,
    "c": 0.22241,
    "h": 274.8
  },
  "luminance": 0.06526
}

Semantic roles & 50–950 ramp

primary
#372BC4
secondary
#C7CE7D
accent
#E741DA
background
#F8F6FD
surface
#F0EBFB
border
#CBC6D4
text
#0D0615
muted
#7D7A83

Preview Lab

Preview with #372BC4

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

Preview Lab → · Contrast checker → · Palette generator →

#372BC4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva