#372EB7#372EB7

#372EB7 is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.6% C 0.204 H 275.7°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#372EB7
RGB	rgb(55, 46, 183)
HSL	hsl(244, 60%, 45%)
HSV	hsv(244, 75%, 72%)
CMYK	cmyk(69.9%, 74.9%, 0%, 28.2%)
CIE-LAB	lab(29.87, 46.65, -70.32)
CIE-LCH	lch(29.87, 84.39, 303.56°)
OKLab	oklab(41.56% 0.0203 -0.2033)
OKLCH	oklch(41.56% 0.204 275.7)
XYZ	xyz(11.0970, 6.1841, 45.3994)
Luminance	0.0619 (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

#372EB7 #AEB72E

analogous

#2E69B7 #372EB7 #7C2EB7

triadic

#372EB7 #B7372E #2EB737

tetradic

#372EB7 #B72E69 #AEB72E #2EB77C

square

#372EB7 #B72E69 #AEB72E #2EB77C

split-complementary

#372EB7 #B77C2E #69B72E

monochromatic

#1A1555 #282286 #372EB7 #584FD3 #8680DF

Accessibility & contrast

On white

9.39

#372EB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#372EB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372EB7

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372EB7	#FFFFFF	#000000	##FFFFFF
##372EB7	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBB

Deuteranopia (green-blind)

#0040B5

Tritanopia (blue-blind)

#005670

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #372eb7;
/* rgb */ color: rgb(55, 46, 183);
/* oklch */ color: oklch(41.6% 0.204 275.7);

Tailwind

colors: {
  custom: {
    50: '#8169ce',
    500: '#372eb7',
    950: '#000000',
  },
}

SCSS

$custom: #372eb7;
$custom-light: #8169ce;
$custom-dark: #000000;

JSON

{
  "hex": "#372eb7",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 183
  },
  "hsl": {
    "h": 243.942,
    "s": 59.825,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4156,
    "c": 0.20431,
    "h": 275.7
  },
  "luminance": 0.06185
}

Semantic roles & 50–950 ramp

primary

#372EB7

secondary

#C3C879

accent

#E345D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #372EB7

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

Preview Lab → · Contrast checker → · Palette generator →