#372EAD#372EAD

#372EAD is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.192 H 276.7°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#372EAD
RGB	rgb(55, 46, 173)
HSL	hsl(244, 58%, 43%)
HSV	hsv(244, 73%, 68%)
CMYK	cmyk(68.2%, 73.4%, 0%, 32.2%)
CIE-LAB	lab(28.86, 43.42, -66.03)
CIE-LCH	lch(28.86, 79.03, 303.33°)
OKLab	oklab(40.54% 0.0223 -0.1908)
OKLCH	oklch(40.54% 0.192 276.7)
XYZ	xyz(10.0929, 5.7824, 40.1113)
Luminance	0.0578 (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

#372EAD #A4AD2E

analogous

#2E64AD #372EAD #762EAD

triadic

#372EAD #AD372E #2EAD37

tetradic

#372EAD #AD2E64 #A4AD2E #2EAD76

square

#372EAD #AD2E64 #A4AD2E #2EAD76

split-complementary

#372EAD #AD762E #64AD2E

monochromatic

#18144C #28217D #372EAD #5349CF #817ADC

Accessibility & contrast

On white

9.74

#372EAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#372EAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372EAD

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372EAD	#FFFFFF	#000000	##FFFFFF
##372EAD	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B1

Deuteranopia (green-blind)

#003EAB

Tritanopia (blue-blind)

#00526B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #372ead;
/* rgb */ color: rgb(55, 46, 173);
/* oklch */ color: oklch(40.5% 0.192 276.7);

Tailwind

colors: {
  custom: {
    50: '#7e69c7',
    500: '#372ead',
    950: '#000000',
  },
}

SCSS

$custom: #372ead;
$custom-light: #7e69c7;
$custom-dark: #000000;

JSON

{
  "hex": "#372ead",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 173
  },
  "hsl": {
    "h": 244.252,
    "s": 57.991,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40536,
    "c": 0.19209,
    "h": 276.7
  },
  "luminance": 0.05783
}

Semantic roles & 50–950 ramp

primary

#372EAD

secondary

#BEC473

accent

#E147D6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #372EAD

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

Preview Lab → · Contrast checker → · Palette generator →