#373EC2#373EC2

#373EC2 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.0% C 0.201 H 272.7°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#373EC2
RGB	rgb(55, 62, 194)
HSL	hsl(237, 56%, 49%)
HSV	hsv(237, 72%, 76%)
CMYK	cmyk(71.6%, 68%, 0%, 23.9%)
CIE-LAB	lab(34.30, 41.04, -69.53)
CIE-LCH	lch(34.30, 80.74, 300.55°)
OKLab	oklab(45.05% 0.0094 -0.201)
OKLCH	oklch(45.05% 0.201 272.7)
XYZ	xyz(13.0325, 8.1512, 51.9150)
Luminance	0.0815 (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

#373EC2 #C2BB37

analogous

#3784C2 #373EC2 #7637C2

triadic

#373EC2 #C2373E #3EC237

tetradic

#373EC2 #C23784 #C2BB37 #37C276

square

#373EC2 #C23784 #C2BB37 #37C276

split-complementary

#373EC2 #C27637 #84C237

monochromatic

#1C2063 #292F92 #373EC2 #6369D3 #9397E0

Accessibility & contrast

On white

7.98

#373EC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#373EC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373EC2

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373EC2	#FFFFFF	#000000	##FFFFFF
##373EC2	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C6

Deuteranopia (green-blind)

#004AC0

Tritanopia (blue-blind)

#00627B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #373ec2;
/* rgb */ color: rgb(55, 62, 194);
/* oklch */ color: oklch(45.0% 0.201 272.7);

Tailwind

colors: {
  custom: {
    50: '#8274d6',
    500: '#373ec2',
    950: '#000000',
  },
}

SCSS

$custom: #373ec2;
$custom-light: #8274d6;
$custom-dark: #000000;

JSON

{
  "hex": "#373ec2",
  "rgb": {
    "r": 55,
    "g": 62,
    "b": 194
  },
  "hsl": {
    "h": 236.978,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.45049,
    "c": 0.20124,
    "h": 272.7
  },
  "luminance": 0.08153
}

Semantic roles & 50–950 ramp

primary

#373EC2

secondary

#CBC889

accent

#D849DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #373EC2

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

Preview Lab → · Contrast checker → · Palette generator →