#372DA2#372DA2

#372DA2 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.3% C 0.179 H 278.0°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#372DA2
RGB	rgb(55, 45, 162)
HSL	hsl(245, 57%, 41%)
HSV	hsv(245, 72%, 64%)
CMYK	cmyk(66%, 72.2%, 0%, 36.5%)
CIE-LAB	lab(27.56, 40.40, -61.53)
CIE-LCH	lch(27.56, 73.61, 303.29°)
OKLab	oklab(39.29% 0.025 -0.1776)
OKLCH	oklch(39.29% 0.179 278)
XYZ	xyz(9.0334, 5.2969, 34.7218)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372DA2 #98A22D

analogous

#2D5DA2 #372DA2 #712DA2

triadic

#372DA2 #A2372D #2DA237

tetradic

#372DA2 #A22D5D #98A22D #2DA271

square

#372DA2 #A22D5D #98A22D #2DA271

split-complementary

#372DA2 #A2712D #5DA22D

monochromatic

#161242 #272072 #372DA2 #4D42CA #7A72D8

Accessibility & contrast

On white

10.20

#372DA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#372DA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372DA2

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372DA2	#FFFFFF	#000000	##FFFFFF
##372DA2	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A5

Deuteranopia (green-blind)

#003CA0

Tritanopia (blue-blind)

#004D64

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #372da2;
/* rgb */ color: rgb(55, 45, 162);
/* oklch */ color: oklch(39.3% 0.179 278.0);

Tailwind

colors: {
  custom: {
    50: '#7c67bf',
    500: '#372da2',
    950: '#000000',
  },
}

SCSS

$custom: #372da2;
$custom-light: #7c67bf;
$custom-dark: #000000;

JSON

{
  "hex": "#372da2",
  "rgb": {
    "r": 55,
    "g": 45,
    "b": 162
  },
  "hsl": {
    "h": 245.128,
    "s": 56.522,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39288,
    "c": 0.17938,
    "h": 278
  },
  "luminance": 0.05298
}

Semantic roles & 50–950 ramp

primary

#372DA2

secondary

#B8BF6C

accent

#E048D3

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #372DA2

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

Preview Lab → · Contrast checker → · Palette generator →