#375EC2#375EC2

#375EC2 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.0% C 0.163 H 265.1°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#375EC2
RGB	rgb(55, 94, 194)
HSL	hsl(223, 56%, 49%)
HSV	hsv(223, 72%, 76%)
CMYK	cmyk(71.6%, 51.5%, 0%, 23.9%)
CIE-LAB	lab(42.32, 20.66, -56.44)
CIE-LCH	lch(42.32, 60.11, 290.11°)
OKLab	oklab(51.01% -0.014 -0.1623)
OKLCH	oklch(51.01% 0.163 265.1)
XYZ	xyz(15.3124, 12.7111, 52.6750)
Luminance	0.1271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EC2 #C29B37

analogous

#37A4C2 #375EC2 #5537C2

triadic

#375EC2 #C2375E #5EC237

tetradic

#375EC2 #C237A4 #C29B37 #37C255

square

#375EC2 #C237A4 #C29B37 #37C255

split-complementary

#375EC2 #C25537 #A4C237

monochromatic

#1C3063 #294792 #375EC2 #6383D3 #93A9E0

Accessibility & contrast

On white

5.93

#375EC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#375EC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EC2

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EC2	#FFFFFF	#000000	##FFFFFF
##375EC2	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E6BC6

Deuteranopia (green-blind)

#005EC0

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #375ec2;
/* rgb */ color: rgb(55, 94, 194);
/* oklch */ color: oklch(51.0% 0.163 265.1);

Tailwind

colors: {
  custom: {
    50: '#7f8bd5',
    500: '#375ec2',
    950: '#000000',
  },
}

SCSS

$custom: #375ec2;
$custom-light: #7f8bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#375ec2",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 194
  },
  "hsl": {
    "h": 223.165,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.51014,
    "c": 0.16288,
    "h": 265.1
  },
  "luminance": 0.12713
}

Semantic roles & 50–950 ramp

primary

#375EC2

secondary

#CBB989

accent

#B549DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #375EC2

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

Preview Lab → · Contrast checker → · Palette generator →