#375DC4#375DC4

#375DC4 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.0% C 0.167 H 265.5°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#375DC4
RGB	rgb(55, 93, 196)
HSL	hsl(224, 56%, 49%)
HSV	hsv(224, 72%, 77%)
CMYK	cmyk(71.9%, 52.6%, 0%, 23.1%)
CIE-LAB	lab(42.19, 22.05, -57.82)
CIE-LCH	lch(42.19, 61.88, 290.87°)
OKLab	oklab(50.96% -0.013 -0.1663)
OKLCH	oklch(50.96% 0.167 265.5)
XYZ	xyz(15.4502, 12.6248, 53.8364)
Luminance	0.1263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375DC4 #C49E37

analogous

#37A4C4 #375DC4 #5837C4

triadic

#375DC4 #C4375D #5DC437

tetradic

#375DC4 #C437A4 #C49E37 #37C458

square

#375DC4 #C437A4 #C49E37 #37C458

split-complementary

#375DC4 #C45837 #A4C437

monochromatic

#1C3064 #2A4694 #375DC4 #6582D4 #94A9E1

Accessibility & contrast

On white

5.96

#375DC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#375DC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375DC4

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375DC4	#FFFFFF	#000000	##FFFFFF
##375DC4	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#166AC8

Deuteranopia (green-blind)

#005DC2

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #375dc4;
/* rgb */ color: rgb(55, 93, 196);
/* oklch */ color: oklch(51.0% 0.167 265.5);

Tailwind

colors: {
  custom: {
    50: '#808ad7',
    500: '#375dc4',
    950: '#000000',
  },
}

SCSS

$custom: #375dc4;
$custom-light: #808ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#375dc4",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 196
  },
  "hsl": {
    "h": 223.83,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50958,
    "c": 0.16684,
    "h": 265.5
  },
  "luminance": 0.12626
}

Semantic roles & 50–950 ramp

primary

#375DC4

secondary

#CCBB8B

accent

#B748DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #375DC4

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

Preview Lab → · Contrast checker → · Palette generator →