#372CB4#372CB4

#372CB4 is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 41.0% C 0.203 H 276.2°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#372CB4
RGB	rgb(55, 44, 180)
HSL	hsl(245, 61%, 44%)
HSV	hsv(245, 76%, 71%)
CMYK	cmyk(69.4%, 75.6%, 0%, 29.4%)
CIE-LAB	lab(29.18, 46.78, -69.68)
CIE-LCH	lch(29.18, 83.93, 303.87°)
OKLab	oklab(40.98% 0.022 -0.2014)
OKLCH	oklch(40.98% 0.203 276.2)
XYZ	xyz(10.7118, 5.9079, 43.7470)
Luminance	0.0591 (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

#372CB4 #A9B42C

analogous

#2C65B4 #372CB4 #7B2CB4

triadic

#372CB4 #B4372C #2CB437

tetradic

#372CB4 #B42C65 #A9B42C #2CB47B

square

#372CB4 #B42C65 #A9B42C #2CB47B

split-complementary

#372CB4 #B47B2C #65B42C

monochromatic

#191452 #282083 #372CB4 #554AD3 #847CDF

Accessibility & contrast

On white

9.63

#372CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#372CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372CB4

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372CB4	#FFFFFF	#000000	##FFFFFF
##372CB4	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB8

Deuteranopia (green-blind)

#003FB2

Tritanopia (blue-blind)

#00546E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #372cb4;
/* rgb */ color: rgb(55, 44, 180);
/* oklch */ color: oklch(41.0% 0.203 276.2);

Tailwind

colors: {
  custom: {
    50: '#8068cc',
    500: '#372cb4',
    950: '#000000',
  },
}

SCSS

$custom: #372cb4;
$custom-light: #8068cc;
$custom-dark: #000000;

JSON

{
  "hex": "#372cb4",
  "rgb": {
    "r": 55,
    "g": 44,
    "b": 180
  },
  "hsl": {
    "h": 244.853,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.40978,
    "c": 0.20261,
    "h": 276.2
  },
  "luminance": 0.05909
}

Semantic roles & 50–950 ramp

primary

#372CB4

secondary

#C0C775

accent

#E444D7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #372CB4

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

Preview Lab → · Contrast checker → · Palette generator →