#3769C0#3769C0

#3769C0 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.2% C 0.147 H 260.6°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#3769C0
RGB	rgb(55, 105, 192)
HSL	hsl(218, 55%, 48%)
HSV	hsv(218, 71%, 75%)
CMYK	cmyk(71.4%, 45.3%, 0%, 24.7%)
CIE-LAB	lab(45.25, 12.87, -50.58)
CIE-LCH	lch(45.25, 52.19, 284.28°)
OKLab	oklab(53.21% -0.0239 -0.1448)
OKLCH	oklch(53.21% 0.147 260.6)
XYZ	xyz(16.1381, 14.7194, 51.8496)
Luminance	0.1472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3769C0 #C08E37

analogous

#37ADC0 #3769C0 #4937C0

triadic

#3769C0 #C03769 #69C037

tetradic

#3769C0 #C037AD #C08E37 #37C049

square

#3769C0 #C037AD #C08E37 #37C049

split-complementary

#3769C0 #C04937 #ADC037

monochromatic

#1C3561 #294F90 #3769C0 #628BD2 #92AEE0

Accessibility & contrast

On white

5.32

#3769C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#3769C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3769C0

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3769C0	#FFFFFF	#000000	##FFFFFF
##3769C0	1.00	5.32	3.94	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D72C3

Deuteranopia (green-blind)

#2165BE

Tritanopia (blue-blind)

#007D8B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3769c0;
/* rgb */ color: rgb(55, 105, 192);
/* oklch */ color: oklch(53.2% 0.147 260.6);

Tailwind

colors: {
  custom: {
    50: '#7f93d3',
    500: '#3769c0',
    950: '#000000',
  },
}

SCSS

$custom: #3769c0;
$custom-light: #7f93d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3769c0",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 192
  },
  "hsl": {
    "h": 218.102,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.53209,
    "c": 0.1468,
    "h": 260.6
  },
  "luminance": 0.14721
}

Semantic roles & 50–950 ramp

primary

#3769C0

secondary

#CBB288

accent

#A849DF

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3769C0

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

Preview Lab → · Contrast checker → · Palette generator →