#373EBD#373EBD

#373EBD is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.6% C 0.195 H 272.9°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#373EBD
RGB	rgb(55, 62, 189)
HSL	hsl(237, 55%, 48%)
HSV	hsv(237, 71%, 74%)
CMYK	cmyk(70.9%, 67.2%, 0%, 25.9%)
CIE-LAB	lab(33.84, 39.32, -67.35)
CIE-LCH	lch(33.84, 77.98, 300.28°)
OKLab	oklab(44.58% 0.0099 -0.1946)
OKLCH	oklch(44.58% 0.195 272.9)
XYZ	xyz(12.4804, 7.9304, 49.0072)
Luminance	0.0793 (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

#373EBD #BDB637

analogous

#3781BD #373EBD #7337BD

triadic

#373EBD #BD373E #3EBD37

tetradic

#373EBD #BD3781 #BDB637 #37BD73

square

#373EBD #BD3781 #BDB637 #37BD73

split-complementary

#373EBD #BD7337 #81BD37

monochromatic

#1B1F5E #292E8E #373EBD #6066D1 #9094DF

Accessibility & contrast

On white

8.12

#373EBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#373EBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373EBD

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373EBD	#FFFFFF	#000000	##FFFFFF
##373EBD	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C1

Deuteranopia (green-blind)

#0049BB

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #373ebd;
/* rgb */ color: rgb(55, 62, 189);
/* oklch */ color: oklch(44.6% 0.195 272.9);

Tailwind

colors: {
  custom: {
    50: '#8174d2',
    500: '#373ebd',
    950: '#000000',
  },
}

SCSS

$custom: #373ebd;
$custom-light: #8174d2;
$custom-dark: #000000;

JSON

{
  "hex": "#373ebd",
  "rgb": {
    "r": 55,
    "g": 62,
    "b": 189
  },
  "hsl": {
    "h": 236.866,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44577,
    "c": 0.19489,
    "h": 272.9
  },
  "luminance": 0.07932
}

Semantic roles & 50–950 ramp

primary

#373EBD

secondary

#C9C686

accent

#D64ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #373EBD

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

Preview Lab → · Contrast checker → · Palette generator →