#372C88#372C88

#372C88 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.6% C 0.147 H 281.8°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#372C88
RGB	rgb(55, 44, 136)
HSL	hsl(247, 51%, 35%)
HSV	hsv(247, 68%, 53%)
CMYK	cmyk(59.6%, 67.6%, 0%, 46.7%)
CIE-LAB	lab(24.92, 32.38, -49.87)
CIE-LCH	lch(24.92, 59.46, 302.99°)
OKLab	oklab(36.65% 0.0299 -0.1435)
OKLCH	oklch(36.65% 0.147 281.8)
XYZ	xyz(6.9188, 4.3907, 23.7707)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372C88 #7D882C

analogous

#2C4F88 #372C88 #652C88

triadic

#372C88 #88372C #2C8837

tetradic

#372C88 #882C4F #7D882C #2C8865

square

#372C88 #882C4F #7D882C #2C8865

split-complementary

#372C88 #88652C #4F882C

monochromatic

#120E2C #241D5A #372C88 #4A3BB6 #6F62CC

Accessibility & contrast

On white

11.18

#372C88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#372C88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372C88

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372C88	#FFFFFF	#000000	##FFFFFF
##372C88	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8B

Deuteranopia (green-blind)

#003886

Tritanopia (blue-blind)

#074356

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #372c88;
/* rgb */ color: rgb(55, 44, 136);
/* oklch */ color: oklch(36.6% 0.147 281.8);

Tailwind

colors: {
  custom: {
    50: '#7766ac',
    500: '#372c88',
    950: '#000000',
  },
}

SCSS

$custom: #372c88;
$custom-light: #7766ac;
$custom-dark: #000000;

JSON

{
  "hex": "#372c88",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 136
  },
  "hsl": {
    "h": 247.174,
    "s": 51.111,
    "l": 35.294
  },
  "oklch": {
    "l": 0.36649,
    "c": 0.14657,
    "h": 281.8
  },
  "luminance": 0.04391
}

Semantic roles & 50–950 ramp

primary

#372C88

secondary

#A8B35D

accent

#DB4DCA

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #372C88

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

Preview Lab → · Contrast checker → · Palette generator →