#372C71#372C71

#372C71 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.7% C 0.114 H 286.1°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#372C71
RGB	rgb(55, 44, 113)
HSL	hsl(250, 44%, 31%)
HSV	hsv(250, 61%, 44%)
CMYK	cmyk(51.3%, 61.1%, 0%, 55.7%)
CIE-LAB	lab(23.02, 24.70, -38.41)
CIE-LCH	lch(23.02, 45.67, 302.74°)
OKLab	oklab(34.66% 0.0317 -0.1098)
OKLCH	oklch(34.66% 0.114 286.1)
XYZ	xyz(5.4560, 3.8056, 16.0667)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372C71 #66712C

analogous

#2C4371 #372C71 #592C71

triadic

#372C71 #71372C #2C7137

tetradic

#372C71 #712C43 #66712C #2C7159

square

#372C71 #712C43 #66712C #2C7159

split-complementary

#372C71 #71592C #43712C

monochromatic

#0C0A19 #221B45 #372C71 #4C3D9D #6959BE

Accessibility & contrast

On white

11.92

#372C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#372C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372C71

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372C71	#FFFFFF	#000000	##FFFFFF
##372C71	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003973

Deuteranopia (green-blind)

#003570

Tritanopia (blue-blind)

#233C4A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #372c71;
/* rgb */ color: rgb(55, 44, 113);
/* oklch */ color: oklch(34.7% 0.114 286.1);

Tailwind

colors: {
  custom: {
    50: '#73659a',
    500: '#372c71',
    950: '#000000',
  },
}

SCSS

$custom: #372c71;
$custom-light: #73659a;
$custom-dark: #000000;

JSON

{
  "hex": "#372c71",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 113
  },
  "hsl": {
    "h": 249.565,
    "s": 43.949,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34661,
    "c": 0.11429,
    "h": 286.1
  },
  "luminance": 0.03806
}

Semantic roles & 50–950 ramp

primary

#372C71

secondary

#96A356

accent

#D454BF

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08050E

muted

#7B7A7E

Preview Lab

Preview with #372C71

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

Preview Lab → · Contrast checker → · Palette generator →