#372CBA#372CBA

#372CBA is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.6% C 0.210 H 275.6°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#372CBA
RGB	rgb(55, 44, 186)
HSL	hsl(245, 62%, 45%)
HSV	hsv(245, 76%, 73%)
CMYK	cmyk(70.4%, 76.3%, 0%, 27.1%)
CIE-LAB	lab(29.81, 48.68, -72.21)
CIE-LCH	lch(29.81, 87.09, 303.98°)
OKLab	oklab(41.61% 0.0206 -0.2088)
OKLCH	oklch(41.61% 0.21 275.6)
XYZ	xyz(11.3362, 6.1577, 47.0360)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372CBA #AFBA2C

analogous

#2C68BA #372CBA #7E2CBA

triadic

#372CBA #BA372C #2CBA37

tetradic

#372CBA #BA2C68 #AFBA2C #2CBA7E

square

#372CBA #BA2C68 #AFBA2C #2CBA7E

split-complementary

#372CBA #BA7E2C #68BA2C

monochromatic

#1A1557 #282089 #372CBA #594ED5 #8780E1

Accessibility & contrast

On white

9.41

#372CBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#372CBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372CBA

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372CBA	#FFFFFF	#000000	##FFFFFF
##372CBA	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBE

Deuteranopia (green-blind)

#0040B7

Tritanopia (blue-blind)

#005672

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #372cba;
/* rgb */ color: rgb(55, 44, 186);
/* oklch */ color: oklch(41.6% 0.210 275.6);

Tailwind

colors: {
  custom: {
    50: '#8168d0',
    500: '#372cba',
    950: '#000000',
  },
}

SCSS

$custom: #372cba;
$custom-light: #8168d0;
$custom-dark: #000000;

JSON

{
  "hex": "#372cba",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 186
  },
  "hsl": {
    "h": 244.648,
    "s": 61.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.41606,
    "c": 0.20979,
    "h": 275.6
  },
  "luminance": 0.06159
}

Semantic roles & 50–950 ramp

primary

#372CBA

secondary

#C3CA78

accent

#E543D8

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #372CBA

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

Preview Lab → · Contrast checker → · Palette generator →