#374EC4#374EC4

#374EC4 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 48.0% C 0.185 H 269.6°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#374EC4
RGB	rgb(55, 78, 196)
HSL	hsl(230, 56%, 49%)
HSV	hsv(230, 72%, 77%)
CMYK	cmyk(71.9%, 60.2%, 0%, 23.1%)
CIE-LAB	lab(38.28, 31.72, -64.18)
CIE-LCH	lch(38.28, 71.59, 296.30°)
OKLab	oklab(48.02% -0.0014 -0.1852)
OKLCH	oklch(48.02% 0.185 269.6)
XYZ	xyz(14.2603, 10.2451, 53.4398)
Luminance	0.1025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374EC4 #C4AD37

analogous

#3795C4 #374EC4 #6737C4

triadic

#374EC4 #C4374E #4EC437

tetradic

#374EC4 #C43795 #C4AD37 #37C467

square

#374EC4 #C43795 #C4AD37 #37C467

split-complementary

#374EC4 #C46737 #95C437

monochromatic

#1C2864 #2A3B94 #374EC4 #6577D4 #94A1E1

Accessibility & contrast

On white

6.89

#374EC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#374EC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #374EC4

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374EC4	#FFFFFF	#000000	##FFFFFF
##374EC4	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C8

Deuteranopia (green-blind)

#0054C2

Tritanopia (blue-blind)

#006C81

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #374ec4;
/* rgb */ color: rgb(55, 78, 196);
/* oklch */ color: oklch(48.0% 0.185 269.6);

Tailwind

colors: {
  custom: {
    50: '#817fd7',
    500: '#374ec4',
    950: '#000000',
  },
}

SCSS

$custom: #374ec4;
$custom-light: #817fd7;
$custom-dark: #000000;

JSON

{
  "hex": "#374ec4",
  "rgb": {
    "r": 55,
    "g": 78,
    "b": 196
  },
  "hsl": {
    "h": 230.213,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.48022,
    "c": 0.18525,
    "h": 269.6
  },
  "luminance": 0.10247
}

Semantic roles & 50–950 ramp

primary

#374EC4

secondary

#CCC28B

accent

#C748DF

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #374EC4

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

Preview Lab → · Contrast checker → · Palette generator →