#372C87#372C87

#372C87 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.6% C 0.145 H 282.0°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#372C87
RGB	rgb(55, 44, 135)
HSL	hsl(247, 51%, 35%)
HSV	hsv(247, 67%, 53%)
CMYK	cmyk(59.3%, 67.4%, 0%, 47.1%)
CIE-LAB	lab(24.84, 32.04, -49.39)
CIE-LCH	lch(24.84, 58.87, 302.97°)
OKLab	oklab(36.56% 0.0301 -0.1421)
OKLCH	oklch(36.56% 0.145 282)
XYZ	xyz(6.8480, 4.3624, 23.3981)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372C87 #7C872C

analogous

#2C4E87 #372C87 #652C87

triadic

#372C87 #87372C #2C8737

tetradic

#372C87 #872C4E #7C872C #2C8765

square

#372C87 #872C4E #7C872C #2C8765

split-complementary

#372C87 #87652C #4E872C

monochromatic

#110E2B #241D59 #372C87 #4A3BB5 #6E62CC

Accessibility & contrast

On white

11.21

#372C87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#372C87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372C87

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372C87	#FFFFFF	#000000	##FFFFFF
##372C87	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)

#003E8A

Deuteranopia (green-blind)

#003885

Tritanopia (blue-blind)

#094355

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #372c87;
/* rgb */ color: rgb(55, 44, 135);
/* oklch */ color: oklch(36.6% 0.145 282.0);

Tailwind

colors: {
  custom: {
    50: '#7766ab',
    500: '#372c87',
    950: '#000000',
  },
}

SCSS

$custom: #372c87;
$custom-light: #7766ab;
$custom-dark: #000000;

JSON

{
  "hex": "#372c87",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 135
  },
  "hsl": {
    "h": 247.253,
    "s": 50.838,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36558,
    "c": 0.14522,
    "h": 282
  },
  "luminance": 0.04363
}

Semantic roles & 50–950 ramp

primary

#372C87

secondary

#A8B25D

accent

#DA4DC9

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #372C87

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

Preview Lab → · Contrast checker → · Palette generator →