#372BCC#372BCC

#372BCC is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.4% C 0.232 H 274.2°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#372BCC
RGB	rgb(55, 43, 204)
HSL	hsl(244, 65%, 48%)
HSV	hsv(244, 79%, 80%)
CMYK	cmyk(73%, 78.9%, 0%, 20%)
CIE-LAB	lab(31.57, 54.75, -79.86)
CIE-LCH	lch(31.57, 96.83, 304.43°)
OKLab	oklab(43.42% 0.0169 -0.231)
OKLCH	oklch(43.42% 0.232 274.2)
XYZ	xyz(13.3349, 6.8983, 57.7438)
Luminance	0.0690 (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

#372BCC #C0CC2B

analogous

#2B6FCC #372BCC #872BCC

triadic

#372BCC #CC372B #2BCC37

tetradic

#372BCC #CC2B6F #C0CC2B #2BCC87

square

#372BCC #CC2B6F #C0CC2B #2BCC87

split-complementary

#372BCC #CC872B #6FCC2B

monochromatic

#1C1667 #292099 #372BCC #6258DC #928BE7

Accessibility & contrast

On white

8.82

#372BCC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#372BCC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372BCC

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372BCC	#FFFFFF	#000000	##FFFFFF
##372BCC	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051D0

Deuteranopia (green-blind)

#0043C9

Tritanopia (blue-blind)

#005D7C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #372bcc;
/* rgb */ color: rgb(55, 43, 204);
/* oklch */ color: oklch(43.4% 0.232 274.2);

Tailwind

colors: {
  custom: {
    50: '#8568dd',
    500: '#372bcc',
    950: '#000000',
  },
}

SCSS

$custom: #372bcc;
$custom-light: #8568dd;
$custom-dark: #000000;

JSON

{
  "hex": "#372bcc",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 204
  },
  "hsl": {
    "h": 244.472,
    "s": 65.182,
    "l": 48.431
  },
  "oklch": {
    "l": 0.43415,
    "c": 0.23161,
    "h": 274.2
  },
  "luminance": 0.069
}

Semantic roles & 50–950 ramp

primary

#372BCC

secondary

#CBD082

accent

#E840DC

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #372BCC

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

Preview Lab → · Contrast checker → · Palette generator →