#372D8D#372D8D

#372D8D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.3% C 0.152 H 280.8°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#372D8D
RGB	rgb(55, 45, 141)
HSL	hsl(246, 52%, 36%)
HSV	hsv(246, 68%, 55%)
CMYK	cmyk(61%, 68.1%, 0%, 44.7%)
CIE-LAB	lab(25.60, 33.43, -51.88)
CIE-LCH	lch(25.60, 61.71, 302.80°)
OKLab	oklab(37.28% 0.0284 -0.1494)
OKLCH	oklch(37.28% 0.152 280.8)
XYZ	xyz(7.3201, 4.6116, 25.6985)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372D8D #838D2D

analogous

#2D538D #372D8D #672D8D

triadic

#372D8D #8D372D #2D8D37

tetradic

#372D8D #8D2D53 #838D2D #2D8D67

square

#372D8D #8D2D53 #838D2D #2D8D67

split-complementary

#372D8D #8D672D #538D2D

monochromatic

#130F30 #251E5F #372D8D #493CBB #7166CE

Accessibility & contrast

On white

10.92

#372D8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#372D8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372D8D

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372D8D	#FFFFFF	#000000	##FFFFFF
##372D8D	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004090

Deuteranopia (green-blind)

#00398B

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #372d8d;
/* rgb */ color: rgb(55, 45, 141);
/* oklch */ color: oklch(37.3% 0.152 280.8);

Tailwind

colors: {
  custom: {
    50: '#7867af',
    500: '#372d8d',
    950: '#000000',
  },
}

SCSS

$custom: #372d8d;
$custom-light: #7867af;
$custom-dark: #000000;

JSON

{
  "hex": "#372d8d",
  "rgb": {
    "r": 55,
    "g": 45,
    "b": 141
  },
  "hsl": {
    "h": 246.25,
    "s": 51.613,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37275,
    "c": 0.15204,
    "h": 280.8
  },
  "luminance": 0.04612
}

Semantic roles & 50–950 ramp

primary

#372D8D

secondary

#ACB561

accent

#DB4DCC

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #372D8D

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

Preview Lab → · Contrast checker → · Palette generator →