#372C9D#372C9D

#372C9D is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.6% C 0.174 H 278.8°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#372C9D
RGB	rgb(55, 44, 157)
HSL	hsl(246, 56%, 39%)
HSV	hsv(246, 72%, 62%)
CMYK	cmyk(65%, 72%, 0%, 38.4%)
CIE-LAB	lab(26.87, 39.34, -59.63)
CIE-LCH	lch(26.87, 71.44, 303.41°)
OKLab	oklab(38.64% 0.0266 -0.1721)
OKLCH	oklch(38.64% 0.174 278.8)
XYZ	xyz(8.5601, 5.0472, 32.4149)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372C9D #929D2C

analogous

#2C599D #372C9D #702C9D

triadic

#372C9D #9D372C #2C9D37

tetradic

#372C9D #9D2C59 #929D2C #2C9D70

square

#372C9D #9D2C59 #929D2C #2C9D70

split-complementary

#372C9D #9D702C #599D2C

monochromatic

#16113D #261F6D #372C9D #4B3DC9 #776DD6

Accessibility & contrast

On white

10.45

#372C9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#372C9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372C9D

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372C9D	#FFFFFF	#000000	##FFFFFF
##372C9D	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A0

Deuteranopia (green-blind)

#003B9B

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #372c9d;
/* rgb */ color: rgb(55, 44, 157);
/* oklch */ color: oklch(38.6% 0.174 278.8);

Tailwind

colors: {
  custom: {
    50: '#7b67bb',
    500: '#372c9d',
    950: '#000000',
  },
}

SCSS

$custom: #372c9d;
$custom-light: #7b67bb;
$custom-dark: #000000;

JSON

{
  "hex": "#372c9d",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 157
  },
  "hsl": {
    "h": 245.841,
    "s": 56.219,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38644,
    "c": 0.17413,
    "h": 278.8
  },
  "luminance": 0.05048
}

Semantic roles & 50–950 ramp

primary

#372C9D

secondary

#B5BD68

accent

#E048D1

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #372C9D

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

Preview Lab → · Contrast checker → · Palette generator →