#3763DA#3763DA

#3763DA is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.8% C 0.189 H 265.2°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3763DA
RGB	rgb(55, 99, 218)
HSL	hsl(224, 69%, 54%)
HSV	hsv(224, 75%, 85%)
CMYK	cmyk(74.8%, 54.6%, 0%, 14.5%)
CIE-LAB	lab(45.35, 26.29, -65.33)
CIE-LCH	lch(45.35, 70.42, 291.92°)
OKLab	oklab(53.84% -0.0159 -0.1883)
OKLCH	oklch(53.84% 0.189 265.2)
XYZ	xyz(18.6878, 14.7958, 68.1870)
Luminance	0.1480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3763DA #DAAE37

analogous

#37B4DA #3763DA #5C37DA

triadic

#3763DA #DA3763 #63DA37

tetradic

#3763DA #DA37B4 #DAAE37 #37DA5C

square

#3763DA #DA37B4 #DAAE37 #37DA5C

split-complementary

#3763DA #DA5C37 #B4DA37

monochromatic

#18337F #2148B3 #3763DA #6B8BE4 #9EB4ED

Accessibility & contrast

On white

5.30

#3763DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#3763DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3763DA

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3763DA	#FFFFFF	#000000	##FFFFFF
##3763DA	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DE

Deuteranopia (green-blind)

#0064D8

Tritanopia (blue-blind)

#008095

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3763da;
/* rgb */ color: rgb(55, 99, 218);
/* oklch */ color: oklch(53.8% 0.189 265.2);

Tailwind

colors: {
  custom: {
    50: '#848ee6',
    500: '#3763da',
    950: '#000000',
  },
}

SCSS

$custom: #3763da;
$custom-light: #848ee6;
$custom-dark: #000000;

JSON

{
  "hex": "#3763da",
  "rgb": {
    "r": 55,
    "g": 99,
    "b": 218
  },
  "hsl": {
    "h": 223.804,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.53844,
    "c": 0.189,
    "h": 265.2
  },
  "luminance": 0.14798
}

Semantic roles & 50–950 ramp

primary

#3763DA

secondary

#D9C693

accent

#BC3CEC

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0C16

muted

#7D7D84

Preview Lab

Preview with #3763DA

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

Preview Lab → · Contrast checker → · Palette generator →