#375FC4#375FC4

#375FC4 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.4% C 0.164 H 264.9°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#375FC4
RGB	rgb(55, 95, 196)
HSL	hsl(223, 56%, 49%)
HSV	hsv(223, 72%, 77%)
CMYK	cmyk(71.9%, 51.5%, 0%, 23.1%)
CIE-LAB	lab(42.73, 20.76, -56.94)
CIE-LCH	lch(42.73, 60.61, 290.03°)
OKLab	oklab(51.37% -0.0146 -0.1637)
OKLCH	oklch(51.37% 0.164 264.9)
XYZ	xyz(15.6281, 12.9805, 53.8957)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375FC4 #C49C37

analogous

#37A6C4 #375FC4 #5637C4

triadic

#375FC4 #C4375F #5FC437

tetradic

#375FC4 #C437A6 #C49C37 #37C456

square

#375FC4 #C437A6 #C49C37 #37C456

split-complementary

#375FC4 #C45637 #A6C437

monochromatic

#1C3164 #2A4894 #375FC4 #6584D4 #94AAE1

Accessibility & contrast

On white

5.84

#375FC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#375FC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375FC4

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375FC4	#FFFFFF	#000000	##FFFFFF
##375FC4	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E6CC8

Deuteranopia (green-blind)

#005FC2

Tritanopia (blue-blind)

#007788

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #375fc4;
/* rgb */ color: rgb(55, 95, 196);
/* oklch */ color: oklch(51.4% 0.164 264.9);

Tailwind

colors: {
  custom: {
    50: '#808bd6',
    500: '#375fc4',
    950: '#000000',
  },
}

SCSS

$custom: #375fc4;
$custom-light: #808bd6;
$custom-dark: #000000;

JSON

{
  "hex": "#375fc4",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 196
  },
  "hsl": {
    "h": 222.979,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.51369,
    "c": 0.16437,
    "h": 264.9
  },
  "luminance": 0.12982
}

Semantic roles & 50–950 ramp

primary

#375FC4

secondary

#CCBA8B

accent

#B548DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #375FC4

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

Preview Lab → · Contrast checker → · Palette generator →