#372CC1#372CC1

#372CC1 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.3% C 0.218 H 275.0°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#372CC1
RGB	rgb(55, 44, 193)
HSL	hsl(244, 63%, 46%)
HSV	hsv(244, 77%, 76%)
CMYK	cmyk(71.5%, 77.2%, 0%, 24.3%)
CIE-LAB	lab(30.55, 50.87, -75.11)
CIE-LCH	lch(30.55, 90.72, 304.11°)
OKLab	oklab(42.35% 0.019 -0.2172)
OKLCH	oklch(42.35% 0.218 275)
XYZ	xyz(12.0987, 6.4627, 51.0515)
Luminance	0.0646 (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

#372CC1 #B6C12C

analogous

#2C6BC1 #372CC1 #822CC1

triadic

#372CC1 #C1372C #2CC137

tetradic

#372CC1 #C12C6B #B6C12C #2CC182

square

#372CC1 #C12C6B #B6C12C #2CC182

split-complementary

#372CC1 #C1822C #6BC12C

monochromatic

#1B155D #29218F #372CC1 #5C53D8 #8B84E3

Accessibility & contrast

On white

9.16

#372CC1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#372CC1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372CC1

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372CC1	#FFFFFF	#000000	##FFFFFF
##372CC1	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC5

Deuteranopia (green-blind)

#0041BE

Tritanopia (blue-blind)

#005976

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #372cc1;
/* rgb */ color: rgb(55, 44, 193);
/* oklch */ color: oklch(42.3% 0.218 275.0);

Tailwind

colors: {
  custom: {
    50: '#8368d5',
    500: '#372cc1',
    950: '#000000',
  },
}

SCSS

$custom: #372cc1;
$custom-light: #8368d5;
$custom-dark: #000000;

JSON

{
  "hex": "#372cc1",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 193
  },
  "hsl": {
    "h": 244.43,
    "s": 62.869,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42349,
    "c": 0.21805,
    "h": 275
  },
  "luminance": 0.06464
}

Semantic roles & 50–950 ramp

primary

#372CC1

secondary

#C6CC7D

accent

#E642DA

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #372CC1

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

Preview Lab → · Contrast checker → · Palette generator →