#372ED4#372ED4

#372ED4 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.6% C 0.238 H 273.3°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#372ED4
RGB	rgb(55, 46, 212)
HSL	hsl(243, 66%, 51%)
HSV	hsv(243, 78%, 83%)
CMYK	cmyk(74.1%, 78.3%, 0%, 16.9%)
CIE-LAB	lab(32.96, 55.72, -82.21)
CIE-LCH	lch(32.96, 99.32, 304.13°)
OKLab	oklab(44.64% 0.0139 -0.2379)
OKLCH	oklch(44.64% 0.238 273.3)
XYZ	xyz(14.4322, 7.5182, 62.9651)
Luminance	0.0752 (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

#372ED4 #CBD42E

analogous

#2E78D4 #372ED4 #8A2ED4

triadic

#372ED4 #D4372E #2ED437

tetradic

#372ED4 #D42E78 #CBD42E #2ED48A

square

#372ED4 #D42E78 #CBD42E #2ED48A

split-complementary

#372ED4 #D48A2E #78D42E

monochromatic

#1C1770 #2922A3 #372ED4 #6861DE #9894E9

Accessibility & contrast

On white

8.39

#372ED4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#372ED4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372ED4

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372ED4	#FFFFFF	#000000	##FFFFFF
##372ED4	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D9

Deuteranopia (green-blind)

#0045D1

Tritanopia (blue-blind)

#006181

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #372ed4;
/* rgb */ color: rgb(55, 46, 212);
/* oklch */ color: oklch(44.6% 0.238 273.3);

Tailwind

colors: {
  custom: {
    50: '#876be3',
    500: '#372ed4',
    950: '#000000',
  },
}

SCSS

$custom: #372ed4;
$custom-light: #876be3;
$custom-dark: #000000;

JSON

{
  "hex": "#372ed4",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 212
  },
  "hsl": {
    "h": 243.253,
    "s": 65.873,
    "l": 50.588
  },
  "oklch": {
    "l": 0.44638,
    "c": 0.23828,
    "h": 273.3
  },
  "luminance": 0.0752
}

Semantic roles & 50–950 ramp

primary

#372ED4

secondary

#D0D48A

accent

#E93FE0

background

#F9F6FE

surface

#F2EBFC

border

#CCC6D5

text

#0D0716

muted

#7E7A84

Preview Lab

Preview with #372ED4

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

Preview Lab → · Contrast checker → · Palette generator →