#372E8D#372E8D

#372E8D is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.4% C 0.151 H 280.5°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#372E8D
RGB	rgb(55, 46, 141)
HSL	hsl(246, 51%, 37%)
HSV	hsv(246, 67%, 55%)
CMYK	cmyk(61%, 67.4%, 0%, 44.7%)
CIE-LAB	lab(25.83, 32.81, -51.50)
CIE-LCH	lch(25.83, 61.06, 302.50°)
OKLab	oklab(37.44% 0.0275 -0.1483)
OKLCH	oklch(37.44% 0.151 280.5)
XYZ	xyz(7.3587, 4.6888, 25.7114)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372E8D #848D2E

analogous

#2E558D #372E8D #672E8D

triadic

#372E8D #8D372E #2E8D37

tetradic

#372E8D #8D2E55 #848D2E #2E8D67

square

#372E8D #8D2E55 #848D2E #2E8D67

split-complementary

#372E8D #8D672E #558D2E

monochromatic

#131031 #251F5F #372E8D #493DBB #7168CE

Accessibility & contrast

On white

10.84

#372E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#372E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372E8D

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372E8D	#FFFFFF	#000000	##FFFFFF
##372E8D	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004190

Deuteranopia (green-blind)

#003A8B

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #372e8d;
/* rgb */ color: rgb(55, 46, 141);
/* oklch */ color: oklch(37.4% 0.151 280.5);

Tailwind

colors: {
  custom: {
    50: '#7867af',
    500: '#372e8d',
    950: '#000000',
  },
}

SCSS

$custom: #372e8d;
$custom-light: #7867af;
$custom-dark: #000000;

JSON

{
  "hex": "#372e8d",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 141
  },
  "hsl": {
    "h": 245.684,
    "s": 50.802,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37442,
    "c": 0.15079,
    "h": 280.5
  },
  "luminance": 0.04689
}

Semantic roles & 50–950 ramp

primary

#372E8D

secondary

#ADB562

accent

#DA4ECD

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #372E8D

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

Preview Lab → · Contrast checker → · Palette generator →