#372A87#372A87

#372A87 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.2% C 0.148 H 282.5°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#372A87
RGB	rgb(55, 42, 135)
HSL	hsl(248, 53%, 35%)
HSV	hsv(248, 69%, 53%)
CMYK	cmyk(59.3%, 68.9%, 0%, 47.1%)
CIE-LAB	lab(24.38, 33.28, -50.14)
CIE-LCH	lch(24.38, 60.18, 303.57°)
OKLab	oklab(36.23% 0.0319 -0.1443)
OKLCH	oklch(36.23% 0.148 282.5)
XYZ	xyz(6.7753, 4.2170, 23.3739)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372A87 #7A872A

analogous

#2A4C87 #372A87 #662A87

triadic

#372A87 #87372A #2A8737

tetradic

#372A87 #872A4C #7A872A #2A8766

square

#372A87 #872A4C #7A872A #2A8766

split-complementary

#372A87 #87662A #4C872A

monochromatic

#110D2A #241B58 #372A87 #4A39B6 #6E5ECD

Accessibility & contrast

On white

11.39

#372A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#372A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372A87

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372A87	#FFFFFF	#000000	##FFFFFF
##372A87	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8A

Deuteranopia (green-blind)

#003785

Tritanopia (blue-blind)

#094255

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #372a87;
/* rgb */ color: rgb(55, 42, 135);
/* oklch */ color: oklch(36.2% 0.148 282.5);

Tailwind

colors: {
  custom: {
    50: '#7765ab',
    500: '#372a87',
    950: '#000000',
  },
}

SCSS

$custom: #372a87;
$custom-light: #7765ab;
$custom-dark: #000000;

JSON

{
  "hex": "#372a87",
  "rgb": {
    "r": 55,
    "g": 42,
    "b": 135
  },
  "hsl": {
    "h": 248.387,
    "s": 52.542,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36226,
    "c": 0.14776,
    "h": 282.5
  },
  "luminance": 0.04217
}

Semantic roles & 50–950 ramp

primary

#372A87

secondary

#A6B35A

accent

#DC4CC8

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090510

muted

#7B7A7F

Preview Lab

Preview with #372A87

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

Preview Lab → · Contrast checker → · Palette generator →