#372A89#372A89

#372A89 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.4% C 0.150 H 282.1°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#372A89
RGB	rgb(55, 42, 137)
HSL	hsl(248, 53%, 35%)
HSV	hsv(248, 69%, 54%)
CMYK	cmyk(59.9%, 69.3%, 0%, 46.3%)
CIE-LAB	lab(24.56, 33.94, -51.09)
CIE-LCH	lch(24.56, 61.34, 303.60°)
OKLab	oklab(36.41% 0.0317 -0.1471)
OKLCH	oklch(36.41% 0.15 282.1)
XYZ	xyz(6.9175, 4.2738, 24.1225)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372A89 #7C892A

analogous

#2A4C89 #372A89 #672A89

triadic

#372A89 #89372A #2A8937

tetradic

#372A89 #892A4C #7C892A #2A8967

square

#372A89 #892A4C #7C892A #2A8967

split-complementary

#372A89 #89672A #4C892A

monochromatic

#110D2B #241C5A #372A89 #4A38B8 #6E5FCE

Accessibility & contrast

On white

11.32

#372A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#372A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372A89

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372A89	#FFFFFF	#000000	##FFFFFF
##372A89	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8C

Deuteranopia (green-blind)

#003787

Tritanopia (blue-blind)

#054356

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #372a89;
/* rgb */ color: rgb(55, 42, 137);
/* oklch */ color: oklch(36.4% 0.150 282.1);

Tailwind

colors: {
  custom: {
    50: '#7765ac',
    500: '#372a89',
    950: '#000000',
  },
}

SCSS

$custom: #372a89;
$custom-light: #7765ac;
$custom-dark: #000000;

JSON

{
  "hex": "#372a89",
  "rgb": {
    "r": 55,
    "g": 42,
    "b": 137
  },
  "hsl": {
    "h": 248.211,
    "s": 53.073,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36412,
    "c": 0.15044,
    "h": 282.1
  },
  "luminance": 0.04274
}

Semantic roles & 50–950 ramp

primary

#372A89

secondary

#A8B45B

accent

#DC4BC9

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #372A89

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

Preview Lab → · Contrast checker → · Palette generator →