#3763AF#3763AF

#3763AF is a mid, vivid blue. Relative luminance 0.128; OKLCH L 50.8% C 0.130 H 260.6°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#3763AF
RGB	rgb(55, 99, 175)
HSL	hsl(218, 52%, 45%)
HSV	hsv(218, 69%, 69%)
CMYK	cmyk(68.6%, 43.4%, 0%, 31.4%)
CIE-LAB	lab(42.51, 10.44, -45.06)
CIE-LCH	lch(42.51, 46.26, 283.05°)
OKLab	oklab(50.76% -0.0214 -0.1287)
OKLCH	oklch(50.76% 0.13 260.6)
XYZ	xyz(13.7725, 12.8297, 42.2997)
Luminance	0.1283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3763AF #AF8337

analogous

#379FAF #3763AF #4737AF

triadic

#3763AF #AF3763 #63AF37

tetradic

#3763AF #AF379F #AF8337 #37AF47

square

#3763AF #AF379F #AF8337 #37AF47

split-complementary

#3763AF #AF4737 #9FAF37

monochromatic

#1A2E52 #284980 #3763AF #5982CB #87A5D9

Accessibility & contrast

On white

5.89

#3763AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#3763AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3763AF

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3763AF	#FFFFFF	#000000	##FFFFFF
##3763AF	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6AB2

Deuteranopia (green-blind)

#2B5FAD

Tritanopia (blue-blind)

#007580

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3763af;
/* rgb */ color: rgb(55, 99, 175);
/* oklch */ color: oklch(50.8% 0.130 260.6);

Tailwind

colors: {
  custom: {
    50: '#7b8ec7',
    500: '#3763af',
    950: '#000000',
  },
}

SCSS

$custom: #3763af;
$custom-light: #7b8ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#3763af",
  "rgb": {
    "r": 55,
    "g": 99,
    "b": 175
  },
  "hsl": {
    "h": 218,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.50762,
    "c": 0.13048,
    "h": 260.6
  },
  "luminance": 0.12831
}

Semantic roles & 50–950 ramp

primary

#3763AF

secondary

#C3AA7F

accent

#A74CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3763AF

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

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