#372BC9#372BC9

#372BC9 is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 43.1% C 0.228 H 274.4°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX#372BC9
RGBrgb(55, 43, 201)
HSLhsl(245, 65%, 48%)
HSVhsv(245, 79%, 79%)
CMYKcmyk(72.6%, 78.6%, 0%, 21.2%)
CIE-LABlab(31.24, 53.83, -78.66)
CIE-LCHlch(31.24, 95.32, 304.39°)
OKLaboklab(43.09% 0.0176 -0.2275)
OKLCHoklch(43.09% 0.228 274.4)
XYZxyz(12.9785, 6.7557, 55.8670)
Luminance0.0676 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#372BC9 #BDC92B
analogous
#2B6EC9 #372BC9 #862BC9
triadic
#372BC9 #C9372B #2BC937
tetradic
#372BC9 #C92B6E #BDC92B #2BC986
square
#372BC9 #C92B6E #BDC92B #2BC986
split-complementary
#372BC9 #C9862B #6EC92B
monochromatic
#1B1564 #292097 #372BC9 #6056DB #9089E6

Accessibility & contrast

On white

8.93
#372BC9 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.35
#372BC9 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372BC9
8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##372BC9#FFFFFF#000000##FFFFFF
##372BC91.008.932.358.93
#FFFFFF8.931.0021.001.00
#0000002.3521.001.0021.00
##FFFFFF8.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0051CD
Deuteranopia (green-blind)
#0042C6
Tritanopia (blue-blind)
#005B7A
Achromatopsia (no color)
#4A4A4A

Design tokens & code

CSS
--color: #372bc9;
/* rgb */ color: rgb(55, 43, 201);
/* oklch */ color: oklch(43.1% 0.228 274.4);
Tailwind
colors: {
  custom: {
    50: '#8568db',
    500: '#372bc9',
    950: '#000000',
  },
}
SCSS
$custom: #372bc9;
$custom-light: #8568db;
$custom-dark: #000000;
JSON
{
  "hex": "#372bc9",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 201
  },
  "hsl": {
    "h": 244.557,
    "s": 64.754,
    "l": 47.843
  },
  "oklch": {
    "l": 0.43089,
    "c": 0.22818,
    "h": 274.4
  },
  "luminance": 0.06757
}

Semantic roles & 50–950 ramp

primary
#372BC9
secondary
#C9CF80
accent
#E840DB
background
#F9F6FD
surface
#F1EBFB
border
#CBC6D4
text
#0D0615
muted
#7E7A83

Preview Lab

Preview with #372BC9

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

Preview Lab → · Contrast checker → · Palette generator →

#372BC9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva