#374CC4#374CC4

#374CC4 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.7% C 0.188 H 270.0°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#374CC4
RGB	rgb(55, 76, 196)
HSL	hsl(231, 56%, 49%)
HSV	hsv(231, 72%, 77%)
CMYK	cmyk(71.9%, 61.2%, 0%, 23.1%)
CIE-LAB	lab(37.78, 33.00, -64.99)
CIE-LCH	lch(37.78, 72.89, 296.92°)
OKLab	oklab(47.65% 0 -0.1876)
OKLCH	oklch(47.65% 0.188 270)
XYZ	xyz(14.1204, 9.9652, 53.3932)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374CC4 #C4AF37

analogous

#3793C4 #374CC4 #6937C4

triadic

#374CC4 #C4374C #4CC437

tetradic

#374CC4 #C43793 #C4AF37 #37C469

square

#374CC4 #C43793 #C4AF37 #37C469

split-complementary

#374CC4 #C46937 #93C437

monochromatic

#1C2764 #2A3994 #374CC4 #6575D4 #94A0E1

Accessibility & contrast

On white

7.02

#374CC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#374CC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374CC4

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374CC4	#FFFFFF	#000000	##FFFFFF
##374CC4	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C8

Deuteranopia (green-blind)

#0053C2

Tritanopia (blue-blind)

#006B81

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #374cc4;
/* rgb */ color: rgb(55, 76, 196);
/* oklch */ color: oklch(47.7% 0.188 270.0);

Tailwind

colors: {
  custom: {
    50: '#817ed7',
    500: '#374cc4',
    950: '#000000',
  },
}

SCSS

$custom: #374cc4;
$custom-light: #817ed7;
$custom-dark: #000000;

JSON

{
  "hex": "#374cc4",
  "rgb": {
    "r": 55,
    "g": 76,
    "b": 196
  },
  "hsl": {
    "h": 231.064,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.47653,
    "c": 0.18765,
    "h": 270
  },
  "luminance": 0.09967
}

Semantic roles & 50–950 ramp

primary

#374CC4

secondary

#CCC28B

accent

#C948DF

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #374CC4

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

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