#372597#372597

#372597 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.0% C 0.174 H 280.9°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#372597
RGB	rgb(55, 37, 151)
HSL	hsl(249, 61%, 37%)
HSV	hsv(249, 75%, 59%)
CMYK	cmyk(63.6%, 75.5%, 0%, 40.8%)
CIE-LAB	lab(24.86, 41.38, -59.27)
CIE-LCH	lch(24.86, 72.28, 304.92°)
OKLab	oklab(37.04% 0.0329 -0.171)
OKLCH	oklch(37.04% 0.174 280.9)
XYZ	xyz(7.8213, 4.3691, 29.7033)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372597 #859725

analogous

#254C97 #372597 #702597

triadic

#372597 #973725 #259737

tetradic

#372597 #97254C #859725 #259770

square

#372597 #97254C #859725 #259770

split-complementary

#372597 #977025 #4C9725

monochromatic

#130D35 #251966 #372597 #4931C8 #725FD8

Accessibility & contrast

On white

11.21

#372597 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#372597 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372597

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372597	#FFFFFF	#000000	##FFFFFF
##372597	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9A

Deuteranopia (green-blind)

#003795

Tritanopia (blue-blind)

#00455C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #372597;
/* rgb */ color: rgb(55, 37, 151);
/* oklch */ color: oklch(37.0% 0.174 280.9);

Tailwind

colors: {
  custom: {
    50: '#7b62b7',
    500: '#372597',
    950: '#000000',
  },
}

SCSS

$custom: #372597;
$custom-light: #7b62b7;
$custom-dark: #000000;

JSON

{
  "hex": "#372597",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 151
  },
  "hsl": {
    "h": 249.474,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37035,
    "c": 0.17412,
    "h": 280.9
  },
  "luminance": 0.0437
}

Semantic roles & 50–950 ramp

primary

#372597

secondary

#ADBD5B

accent

#E444CB

background

#F8F5FB

surface

#EFEAF6

border

#CAC6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #372597

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

Preview Lab → · Contrast checker → · Palette generator →