#372D83#372D83

#372D83 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.4% C 0.138 H 282.3°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#372D83
RGB	rgb(55, 45, 131)
HSL	hsl(247, 49%, 35%)
HSV	hsv(247, 66%, 51%)
CMYK	cmyk(58%, 65.6%, 0%, 48.6%)
CIE-LAB	lab(24.73, 30.07, -47.06)
CIE-LCH	lch(24.73, 55.85, 302.58°)
OKLab	oklab(36.37% 0.0295 -0.1352)
OKLCH	oklch(36.37% 0.138 282.3)
XYZ	xyz(6.6094, 4.3273, 21.9553)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372D83 #79832D

analogous

#2D4E83 #372D83 #622D83

triadic

#372D83 #83372D #2D8337

tetradic

#372D83 #832D4E #79832D #2D8362

square

#372D83 #832D4E #79832D #2D8362

split-complementary

#372D83 #83622D #4E832D

monochromatic

#110E28 #241D55 #372D83 #4A3DB1 #6E62C9

Accessibility & contrast

On white

11.26

#372D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#372D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372D83

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372D83	#FFFFFF	#000000	##FFFFFF
##372D83	1.00	11.26	1.87	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E86

Deuteranopia (green-blind)

#003881

Tritanopia (blue-blind)

#104253

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #372d83;
/* rgb */ color: rgb(55, 45, 131);
/* oklch */ color: oklch(36.4% 0.138 282.3);

Tailwind

colors: {
  custom: {
    50: '#7666a8',
    500: '#372d83',
    950: '#000000',
  },
}

SCSS

$custom: #372d83;
$custom-light: #7666a8;
$custom-dark: #000000;

JSON

{
  "hex": "#372d83",
  "rgb": {
    "r": 55,
    "g": 45,
    "b": 131
  },
  "hsl": {
    "h": 246.977,
    "s": 48.864,
    "l": 34.51
  },
  "oklch": {
    "l": 0.3637,
    "c": 0.13842,
    "h": 282.3
  },
  "luminance": 0.04328
}

Semantic roles & 50–950 ramp

primary

#372D83

secondary

#A6AF5C

accent

#D84FC8

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #372D83

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

Preview Lab → · Contrast checker → · Palette generator →