#372CCE#372CCE

#372CCE is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.8% C 0.233 H 273.9°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#372CCE
RGB	rgb(55, 44, 206)
HSL	hsl(244, 65%, 49%)
HSV	hsv(244, 79%, 81%)
CMYK	cmyk(73.3%, 78.6%, 0%, 19.2%)
CIE-LAB	lab(31.96, 54.87, -80.38)
CIE-LCH	lch(31.96, 97.33, 304.32°)
OKLab	oklab(43.75% 0.016 -0.2325)
OKLCH	oklch(43.75% 0.233 273.9)
XYZ	xyz(13.6131, 7.0684, 59.0275)
Luminance	0.0707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372CCE #C3CE2C

analogous

#2C72CE #372CCE #882CCE

triadic

#372CCE #CE372C #2CCE37

tetradic

#372CCE #CE2C72 #C3CE2C #2CCE88

square

#372CCE #CE2C72 #C3CE2C #2CCE88

split-complementary

#372CCE #CE882C #72CE2C

monochromatic

#1C1669 #2A219C #372CCE #645BDC #948EE7

Accessibility & contrast

On white

8.70

#372CCE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#372CCE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372CCE

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372CCE	#FFFFFF	#000000	##FFFFFF
##372CCE	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052D3

Deuteranopia (green-blind)

#0043CB

Tritanopia (blue-blind)

#005E7D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #372cce;
/* rgb */ color: rgb(55, 44, 206);
/* oklch */ color: oklch(43.8% 0.233 273.9);

Tailwind

colors: {
  custom: {
    50: '#8669de',
    500: '#372cce',
    950: '#000000',
  },
}

SCSS

$custom: #372cce;
$custom-light: #8669de;
$custom-dark: #000000;

JSON

{
  "hex": "#372cce",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 206
  },
  "hsl": {
    "h": 244.074,
    "s": 64.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.4375,
    "c": 0.23308,
    "h": 273.9
  },
  "luminance": 0.0707
}

Semantic roles & 50–950 ramp

primary

#372CCE

secondary

#CCD185

accent

#E840DC

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #372CCE

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

Preview Lab → · Contrast checker → · Palette generator →