#373EAE#373EAE

#373EAE is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.2% C 0.175 H 273.7°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#373EAE
RGB	rgb(55, 62, 174)
HSL	hsl(236, 52%, 45%)
HSV	hsv(236, 68%, 68%)
CMYK	cmyk(68.4%, 64.4%, 0%, 31.8%)
CIE-LAB	lab(32.51, 34.10, -60.64)
CIE-LCH	lch(32.51, 69.57, 299.35°)
OKLab	oklab(43.2% 0.0112 -0.175)
OKLCH	oklch(43.2% 0.175 273.7)
XYZ	xyz(10.9356, 7.3125, 40.8713)
Luminance	0.0731 (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

#373EAE #AEA737

analogous

#3779AE #373EAE #6C37AE

triadic

#373EAE #AE373E #3EAE37

tetradic

#373EAE #AE3779 #AEA737 #37AE6C

square

#373EAE #AE3779 #AEA737 #37AE6C

split-complementary

#373EAE #AE6C37 #79AE37

monochromatic

#1A1D51 #282D7F #373EAE #585FCA #868BD9

Accessibility & contrast

On white

8.53

#373EAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#373EAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373EAE

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373EAE	#FFFFFF	#000000	##FFFFFF
##373EAE	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B2

Deuteranopia (green-blind)

#0047AC

Tritanopia (blue-blind)

#005B70

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #373eae;
/* rgb */ color: rgb(55, 62, 174);
/* oklch */ color: oklch(43.2% 0.175 273.7);

Tailwind

colors: {
  custom: {
    50: '#7d73c7',
    500: '#373eae',
    950: '#000000',
  },
}

SCSS

$custom: #373eae;
$custom-light: #7d73c7;
$custom-dark: #000000;

JSON

{
  "hex": "#373eae",
  "rgb": {
    "r": 55,
    "g": 62,
    "b": 174
  },
  "hsl": {
    "h": 236.471,
    "s": 51.965,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43199,
    "c": 0.17536,
    "h": 273.7
  },
  "luminance": 0.07313
}

Semantic roles & 50–950 ramp

primary

#373EAE

secondary

#C3BF7E

accent

#D34CDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #373EAE

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

Preview Lab → · Contrast checker → · Palette generator →