#372C9C#372C9C

#372C9C is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.5% C 0.173 H 278.9°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#372C9C
RGB	rgb(55, 44, 156)
HSL	hsl(246, 56%, 39%)
HSV	hsv(246, 72%, 61%)
CMYK	cmyk(64.7%, 71.8%, 0%, 38.8%)
CIE-LAB	lab(26.77, 39.01, -59.18)
CIE-LCH	lch(26.77, 70.88, 303.39°)
OKLab	oklab(38.55% 0.0268 -0.1708)
OKLCH	oklch(38.55% 0.173 278.9)
XYZ	xyz(8.4751, 5.0132, 31.9671)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372C9C #919C2C

analogous

#2C599C #372C9C #6F2C9C

triadic

#372C9C #9C372C #2C9C37

tetradic

#372C9C #9C2C59 #919C2C #2C9C6F

square

#372C9C #9C2C59 #919C2C #2C9C6F

split-complementary

#372C9C #9C6F2C #599C2C

monochromatic

#15113D #261F6C #372C9C #4B3DC8 #776DD6

Accessibility & contrast

On white

10.49

#372C9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#372C9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372C9C

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372C9C	#FFFFFF	#000000	##FFFFFF
##372C9C	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#003B9A

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #372c9c;
/* rgb */ color: rgb(55, 44, 156);
/* oklch */ color: oklch(38.5% 0.173 278.9);

Tailwind

colors: {
  custom: {
    50: '#7b67ba',
    500: '#372c9c',
    950: '#000000',
  },
}

SCSS

$custom: #372c9c;
$custom-light: #7b67ba;
$custom-dark: #000000;

JSON

{
  "hex": "#372c9c",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 156
  },
  "hsl": {
    "h": 245.893,
    "s": 56,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38546,
    "c": 0.17285,
    "h": 278.9
  },
  "luminance": 0.05014
}

Semantic roles & 50–950 ramp

primary

#372C9C

secondary

#B4BD67

accent

#DF49D0

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #372C9C

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

Preview Lab → · Contrast checker → · Palette generator →