#374ABC#374ABC

#374ABC is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.6% C 0.179 H 270.5°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#374ABC
RGB	rgb(55, 74, 188)
HSL	hsl(231, 55%, 48%)
HSV	hsv(231, 71%, 74%)
CMYK	cmyk(70.7%, 60.6%, 0%, 26.3%)
CIE-LAB	lab(36.63, 31.41, -62.19)
CIE-LCH	lch(36.63, 69.67, 296.80°)
OKLab	oklab(46.6% 0.0016 -0.1794)
OKLCH	oklch(46.6% 0.179 270.5)
XYZ	xyz(13.0983, 9.3393, 48.6796)
Luminance	0.0934 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374ABC #BCA937

analogous

#378CBC #374ABC #6737BC

triadic

#374ABC #BC374A #4ABC37

tetradic

#374ABC #BC378C #BCA937 #37BC67

square

#374ABC #BC378C #BCA937 #37BC67

split-complementary

#374ABC #BC6737 #8CBC37

monochromatic

#1B255D #29378D #374ABC #6070D0 #8F9ADE

Accessibility & contrast

On white

7.32

#374ABC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#374ABC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374ABC

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374ABC	#FFFFFF	#000000	##FFFFFF
##374ABC	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC0

Deuteranopia (green-blind)

#0050BA

Tritanopia (blue-blind)

#00677C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #374abc;
/* rgb */ color: rgb(55, 74, 188);
/* oklch */ color: oklch(46.6% 0.179 270.5);

Tailwind

colors: {
  custom: {
    50: '#7f7cd1',
    500: '#374abc',
    950: '#000000',
  },
}

SCSS

$custom: #374abc;
$custom-light: #7f7cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#374abc",
  "rgb": {
    "r": 55,
    "g": 74,
    "b": 188
  },
  "hsl": {
    "h": 231.429,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.46598,
    "c": 0.17946,
    "h": 270.5
  },
  "luminance": 0.09341
}

Semantic roles & 50–950 ramp

primary

#374ABC

secondary

#C9BF86

accent

#C94ADE

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #374ABC

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

Preview Lab → · Contrast checker → · Palette generator →