#372598#372598

#372598 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.1% C 0.175 H 280.7°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#372598
RGB	rgb(55, 37, 152)
HSL	hsl(249, 61%, 37%)
HSV	hsv(249, 76%, 60%)
CMYK	cmyk(63.8%, 75.7%, 0%, 40.4%)
CIE-LAB	lab(24.96, 41.69, -59.72)
CIE-LCH	lch(24.96, 72.83, 304.92°)
OKLab	oklab(37.14% 0.0326 -0.1723)
OKLCH	oklch(37.14% 0.175 280.7)
XYZ	xyz(7.9028, 4.4018, 30.1328)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372598 #869825

analogous

#254D98 #372598 #712598

triadic

#372598 #983725 #259837

tetradic

#372598 #98254D #869825 #259871

square

#372598 #98254D #869825 #259871

split-complementary

#372598 #987125 #4D9825

monochromatic

#130D36 #251967 #372598 #4931C9 #725FD8

Accessibility & contrast

On white

11.17

#372598 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#372598 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372598

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372598	#FFFFFF	#000000	##FFFFFF
##372598	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9B

Deuteranopia (green-blind)

#003796

Tritanopia (blue-blind)

#00465D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #372598;
/* rgb */ color: rgb(55, 37, 152);
/* oklch */ color: oklch(37.1% 0.175 280.7);

Tailwind

colors: {
  custom: {
    50: '#7b62b7',
    500: '#372598',
    950: '#000000',
  },
}

SCSS

$custom: #372598;
$custom-light: #7b62b7;
$custom-dark: #000000;

JSON

{
  "hex": "#372598",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 152
  },
  "hsl": {
    "h": 249.391,
    "s": 60.847,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37137,
    "c": 0.17535,
    "h": 280.7
  },
  "luminance": 0.04402
}

Semantic roles & 50–950 ramp

primary

#372598

secondary

#AEBD5C

accent

#E444CB

background

#F8F5FB

surface

#EFEAF6

border

#CAC6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #372598

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

Preview Lab → · Contrast checker → · Palette generator →