#3763D0#3763D0

#3763D0 is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.1% C 0.176 H 264.5°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3763D0
RGB	rgb(55, 99, 208)
HSL	hsl(223, 62%, 52%)
HSV	hsv(223, 74%, 82%)
CMYK	cmyk(73.6%, 52.4%, 0%, 18.4%)
CIE-LAB	lab(44.64, 22.61, -60.77)
CIE-LCH	lch(44.64, 64.84, 290.41°)
OKLab	oklab(53.08% -0.0167 -0.1749)
OKLCH	oklch(53.08% 0.176 264.5)
XYZ	xyz(17.4185, 14.2881, 61.5022)
Luminance	0.1429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3763D0 #D0A437

analogous

#37B0D0 #3763D0 #5837D0

triadic

#3763D0 #D03763 #63D037

tetradic

#3763D0 #D037B0 #D0A437 #37D058

square

#3763D0 #D037B0 #D0A437 #37D058

split-complementary

#3763D0 #D05837 #B0D037

monochromatic

#1B3472 #264AA3 #3763D0 #698ADC #9AB0E7

Accessibility & contrast

On white

5.44

#3763D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#3763D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3763D0

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3763D0	#FFFFFF	#000000	##FFFFFF
##3763D0	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1671D4

Deuteranopia (green-blind)

#0063CE

Tritanopia (blue-blind)

#007D90

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3763d0;
/* rgb */ color: rgb(55, 99, 208);
/* oklch */ color: oklch(53.1% 0.176 264.5);

Tailwind

colors: {
  custom: {
    50: '#828edf',
    500: '#3763d0',
    950: '#000000',
  },
}

SCSS

$custom: #3763d0;
$custom-light: #828edf;
$custom-dark: #000000;

JSON

{
  "hex": "#3763d0",
  "rgb": {
    "r": 55,
    "g": 99,
    "b": 208
  },
  "hsl": {
    "h": 222.745,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.53082,
    "c": 0.1757,
    "h": 264.5
  },
  "luminance": 0.1429
}

Semantic roles & 50–950 ramp

primary

#3763D0

secondary

#D3C090

accent

#B643E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3763D0

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

Preview Lab → · Contrast checker → · Palette generator →