#372EB2#372EB2

#372EB2 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 41.0% C 0.198 H 276.2°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#372EB2
RGB	rgb(55, 46, 178)
HSL	hsl(244, 59%, 44%)
HSV	hsv(244, 74%, 70%)
CMYK	cmyk(69.1%, 74.2%, 0%, 30.2%)
CIE-LAB	lab(29.36, 45.04, -68.19)
CIE-LCH	lch(29.36, 81.73, 303.45°)
OKLab	oklab(41.05% 0.0213 -0.1971)
OKLCH	oklch(41.05% 0.198 276.2)
XYZ	xyz(10.5858, 5.9796, 42.7072)
Luminance	0.0598 (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

#372EB2 #A9B22E

analogous

#2E67B2 #372EB2 #792EB2

triadic

#372EB2 #B2372E #2EB237

tetradic

#372EB2 #B22E67 #A9B22E #2EB279

square

#372EB2 #B22E67 #A9B22E #2EB279

split-complementary

#372EB2 #B2792E #67B22E

monochromatic

#191551 #282181 #372EB2 #554CD1 #847DDD

Accessibility & contrast

On white

9.56

#372EB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#372EB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372EB2

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372EB2	#FFFFFF	#000000	##FFFFFF
##372EB2	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB6

Deuteranopia (green-blind)

#003FB0

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #372eb2;
/* rgb */ color: rgb(55, 46, 178);
/* oklch */ color: oklch(41.0% 0.198 276.2);

Tailwind

colors: {
  custom: {
    50: '#7f69ca',
    500: '#372eb2',
    950: '#000000',
  },
}

SCSS

$custom: #372eb2;
$custom-light: #7f69ca;
$custom-dark: #000000;

JSON

{
  "hex": "#372eb2",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 178
  },
  "hsl": {
    "h": 244.091,
    "s": 58.929,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41045,
    "c": 0.19822,
    "h": 276.2
  },
  "luminance": 0.05981
}

Semantic roles & 50–950 ramp

primary

#372EB2

secondary

#C0C676

accent

#E246D7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #372EB2

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

Preview Lab → · Contrast checker → · Palette generator →