#372FA2#372FA2

#372FA2 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.6% C 0.177 H 277.7°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#372FA2
RGB	rgb(55, 47, 162)
HSL	hsl(244, 55%, 41%)
HSV	hsv(244, 71%, 64%)
CMYK	cmyk(66%, 71%, 0%, 36.5%)
CIE-LAB	lab(27.99, 39.23, -60.83)
CIE-LCH	lch(27.99, 72.38, 302.82°)
OKLab	oklab(39.59% 0.0236 -0.1756)
OKLCH	oklch(39.59% 0.177 277.7)
XYZ	xyz(9.1115, 5.4531, 34.7478)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372FA2 #9AA22F

analogous

#2F60A2 #372FA2 #702FA2

triadic

#372FA2 #A2372F #2FA237

tetradic

#372FA2 #A22F60 #9AA22F #2FA270

square

#372FA2 #A22F60 #9AA22F #2FA270

split-complementary

#372FA2 #A2702F #60A22F

monochromatic

#171343 #272173 #372FA2 #4E45C9 #7B75D7

Accessibility & contrast

On white

10.04

#372FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#372FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372FA2

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372FA2	#FFFFFF	#000000	##FFFFFF
##372FA2	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A5

Deuteranopia (green-blind)

#003DA0

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #372fa2;
/* rgb */ color: rgb(55, 47, 162);
/* oklch */ color: oklch(39.6% 0.177 277.7);

Tailwind

colors: {
  custom: {
    50: '#7c69bf',
    500: '#372fa2',
    950: '#000000',
  },
}

SCSS

$custom: #372fa2;
$custom-light: #7c69bf;
$custom-dark: #000000;

JSON

{
  "hex": "#372fa2",
  "rgb": {
    "r": 55,
    "g": 47,
    "b": 162
  },
  "hsl": {
    "h": 244.174,
    "s": 55.024,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39591,
    "c": 0.17718,
    "h": 277.7
  },
  "luminance": 0.05454
}

Semantic roles & 50–950 ramp

primary

#372FA2

secondary

#B9BF6E

accent

#DE49D4

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #372FA2

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

Preview Lab → · Contrast checker → · Palette generator →