#373CC2#373CC2

#373CC2 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.7% C 0.203 H 273.0°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#373CC2
RGB	rgb(55, 60, 194)
HSL	hsl(238, 56%, 49%)
HSV	hsv(238, 72%, 76%)
CMYK	cmyk(71.6%, 69.1%, 0%, 23.9%)
CIE-LAB	lab(33.85, 42.24, -70.26)
CIE-LCH	lch(33.85, 81.98, 301.02°)
OKLab	oklab(44.73% 0.0106 -0.2031)
OKLCH	oklch(44.73% 0.203 273)
XYZ	xyz(12.9257, 7.9377, 51.8794)
Luminance	0.0794 (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

#373CC2 #C2BD37

analogous

#3782C2 #373CC2 #7837C2

triadic

#373CC2 #C2373C #3CC237

tetradic

#373CC2 #C23782 #C2BD37 #37C278

square

#373CC2 #C23782 #C2BD37 #37C278

split-complementary

#373CC2 #C27837 #82C237

monochromatic

#1C1F63 #292D92 #373CC2 #6367D3 #9396E0

Accessibility & contrast

On white

8.12

#373CC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#373CC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373CC2

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373CC2	#FFFFFF	#000000	##FFFFFF
##373CC2	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)

#0056C6

Deuteranopia (green-blind)

#0049C0

Tritanopia (blue-blind)

#00617A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #373cc2;
/* rgb */ color: rgb(55, 60, 194);
/* oklch */ color: oklch(44.7% 0.203 273.0);

Tailwind

colors: {
  custom: {
    50: '#8272d6',
    500: '#373cc2',
    950: '#000000',
  },
}

SCSS

$custom: #373cc2;
$custom-light: #8272d6;
$custom-dark: #000000;

JSON

{
  "hex": "#373cc2",
  "rgb": {
    "r": 55,
    "g": 60,
    "b": 194
  },
  "hsl": {
    "h": 237.842,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.44729,
    "c": 0.20343,
    "h": 273
  },
  "luminance": 0.07939
}

Semantic roles & 50–950 ramp

primary

#373CC2

secondary

#CBC989

accent

#DA49DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #373CC2

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

Preview Lab → · Contrast checker → · Palette generator →