#372E7B#372E7B

#372E7B is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.126 H 283.3°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#372E7B
RGB	rgb(55, 46, 123)
HSL	hsl(247, 46%, 33%)
HSV	hsv(247, 63%, 48%)
CMYK	cmyk(55.3%, 62.6%, 0%, 51.8%)
CIE-LAB	lab(24.31, 26.73, -42.70)
CIE-LCH	lch(24.31, 50.38, 302.05°)
OKLab	oklab(35.86% 0.029 -0.1224)
OKLCH	oklch(35.86% 0.126 283.3)
XYZ	xyz(6.1266, 4.1959, 19.2221)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372E7B #727B2E

analogous

#2E4B7B #372E7B #5D2E7B

triadic

#372E7B #7B372E #2E7B37

tetradic

#372E7B #7B2E4B #727B2E #2E7B5D

square

#372E7B #7B2E4B #727B2E #2E7B5D

split-complementary

#372E7B #7B5D2E #4B7B2E

monochromatic

#0F0D22 #231D4E #372E7B #4B3FA8 #6C60C3

Accessibility & contrast

On white

11.42

#372E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#372E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372E7B

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372E7B	#FFFFFF	#000000	##FFFFFF
##372E7B	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7E

Deuteranopia (green-blind)

#003779

Tritanopia (blue-blind)

#1A4050

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #372e7b;
/* rgb */ color: rgb(55, 46, 123);
/* oklch */ color: oklch(35.9% 0.126 283.3);

Tailwind

colors: {
  custom: {
    50: '#7467a2',
    500: '#372e7b',
    950: '#000000',
  },
}

SCSS

$custom: #372e7b;
$custom-light: #7467a2;
$custom-dark: #000000;

JSON

{
  "hex": "#372e7b",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 123
  },
  "hsl": {
    "h": 247.013,
    "s": 45.562,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35858,
    "c": 0.1258,
    "h": 283.3
  },
  "luminance": 0.04196
}

Semantic roles & 50–950 ramp

primary

#372E7B

secondary

#A1AA5B

accent

#D553C6

background

#F7F6FA

surface

#EDEBF3

border

#C8C6CD

text

#09060F

muted

#7B7A7F

Preview Lab

Preview with #372E7B

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

Preview Lab → · Contrast checker → · Palette generator →