#372FC8#372FC8

#372FC8 is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.5% C 0.224 H 274.1°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#372FC8
RGB	rgb(55, 47, 200)
HSL	hsl(243, 62%, 48%)
HSV	hsv(243, 77%, 78%)
CMYK	cmyk(72.5%, 76.5%, 0%, 21.6%)
CIE-LAB	lab(31.84, 51.50, -77.09)
CIE-LCH	lch(31.84, 92.71, 303.75°)
OKLab	oklab(43.47% 0.0162 -0.223)
OKLCH	oklch(43.47% 0.224 274.1)
XYZ	xyz(13.0139, 7.0141, 55.3004)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 4.15

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372FC8 #C0C82F

analogous

#2F73C8 #372FC8 #832FC8

triadic

#372FC8 #C8372F #2FC837

tetradic

#372FC8 #C82F73 #C0C82F #2FC883

square

#372FC8 #C82F73 #C0C82F #2FC883

split-complementary

#372FC8 #C8832F #73C82F

monochromatic

#1C1865 #292396 #372FC8 #625CD9 #928DE4

Accessibility & contrast

On white

8.74

#372FC8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#372FC8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372FC8

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372FC8	#FFFFFF	#000000	##FFFFFF
##372FC8	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052CC

Deuteranopia (green-blind)

#0044C5

Tritanopia (blue-blind)

#005D7A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #372fc8;
/* rgb */ color: rgb(55, 47, 200);
/* oklch */ color: oklch(43.5% 0.224 274.1);

Tailwind

colors: {
  custom: {
    50: '#846ada',
    500: '#372fc8',
    950: '#000000',
  },
}

SCSS

$custom: #372fc8;
$custom-light: #846ada;
$custom-dark: #000000;

JSON

{
  "hex": "#372fc8",
  "rgb": {
    "r": 55,
    "g": 47,
    "b": 200
  },
  "hsl": {
    "h": 243.137,
    "s": 61.943,
    "l": 48.431
  },
  "oklch": {
    "l": 0.43474,
    "c": 0.22358,
    "h": 274.1
  },
  "luminance": 0.07015
}

Semantic roles & 50–950 ramp

primary

#372FC8

secondary

#CBCF84

accent

#E543DD

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #372FC8

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

Preview Lab → · Contrast checker → · Palette generator →