#373EBE#373EBE

#373EBE is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.7% C 0.196 H 272.9°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#373EBE
RGB	rgb(55, 62, 190)
HSL	hsl(237, 55%, 48%)
HSV	hsv(237, 71%, 75%)
CMYK	cmyk(71.1%, 67.4%, 0%, 25.5%)
CIE-LAB	lab(33.93, 39.66, -67.78)
CIE-LCH	lch(33.93, 78.54, 300.33°)
OKLab	oklab(44.67% 0.0098 -0.1959)
OKLCH	oklch(44.67% 0.196 272.9)
XYZ	xyz(12.5893, 7.9739, 49.5809)
Luminance	0.0798 (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

#373EBE #BEB737

analogous

#3781BE #373EBE #7337BE

triadic

#373EBE #BE373E #3EBE37

tetradic

#373EBE #BE3781 #BEB737 #37BE73

square

#373EBE #BE3781 #BEB737 #37BE73

split-complementary

#373EBE #BE7337 #81BE37

monochromatic

#1C1F5F #292F8F #373EBE #6167D1 #9094DF

Accessibility & contrast

On white

8.09

#373EBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#373EBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373EBE

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373EBE	#FFFFFF	#000000	##FFFFFF
##373EBE	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C2

Deuteranopia (green-blind)

#0049BC

Tritanopia (blue-blind)

#006079

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #373ebe;
/* rgb */ color: rgb(55, 62, 190);
/* oklch */ color: oklch(44.7% 0.196 272.9);

Tailwind

colors: {
  custom: {
    50: '#8174d3',
    500: '#373ebe',
    950: '#000000',
  },
}

SCSS

$custom: #373ebe;
$custom-light: #8174d3;
$custom-dark: #000000;

JSON

{
  "hex": "#373ebe",
  "rgb": {
    "r": 55,
    "g": 62,
    "b": 190
  },
  "hsl": {
    "h": 236.889,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44671,
    "c": 0.19617,
    "h": 272.9
  },
  "luminance": 0.07975
}

Semantic roles & 50–950 ramp

primary

#373EBE

secondary

#CAC687

accent

#D749DE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #373EBE

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

Preview Lab → · Contrast checker → · Palette generator →