#373FCD#373FCD

#373FCD is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.3% C 0.214 H 272.0°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#373FCD
RGB	rgb(55, 63, 205)
HSL	hsl(237, 60%, 51%)
HSV	hsv(237, 73%, 80%)
CMYK	cmyk(73.2%, 69.3%, 0%, 19.6%)
CIE-LAB	lab(35.54, 44.18, -73.89)
CIE-LCH	lch(35.54, 86.09, 300.88°)
OKLab	oklab(46.26% 0.0075 -0.2138)
OKLCH	oklch(46.26% 0.214 272)
XYZ	xyz(14.3688, 8.7735, 58.6820)
Luminance	0.0877 (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

#373FCD #CDC537

analogous

#378ACD #373FCD #7A37CD

triadic

#373FCD #CD373F #3FCD37

tetradic

#373FCD #CD378A #CDC537 #37CD7A

square

#373FCD #CD378A #CDC537 #37CD7A

split-complementary

#373FCD #CD7A37 #8ACD37

monochromatic

#1C206E #282E9F #373FCD #686ED9 #999DE5

Accessibility & contrast

On white

7.62

#373FCD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#373FCD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373FCD

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373FCD	#FFFFFF	#000000	##FFFFFF
##373FCD	1.00	7.62	2.75	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD1

Deuteranopia (green-blind)

#004CCA

Tritanopia (blue-blind)

#006681

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #373fcd;
/* rgb */ color: rgb(55, 63, 205);
/* oklch */ color: oklch(46.3% 0.214 272.0);

Tailwind

colors: {
  custom: {
    50: '#8475dd',
    500: '#373fcd',
    950: '#000000',
  },
}

SCSS

$custom: #373fcd;
$custom-light: #8475dd;
$custom-dark: #000000;

JSON

{
  "hex": "#373fcd",
  "rgb": {
    "r": 55,
    "g": 63,
    "b": 205
  },
  "hsl": {
    "h": 236.8,
    "s": 60,
    "l": 50.98
  },
  "oklch": {
    "l": 0.46263,
    "c": 0.21389,
    "h": 272
  },
  "luminance": 0.08775
}

Semantic roles & 50–950 ramp

primary

#373FCD

secondary

#D1CE8F

accent

#DB45E3

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #373FCD

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

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