#3761D3#3761D3

#3761D3 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.9% C 0.182 H 265.3°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#3761D3
RGB	rgb(55, 97, 211)
HSL	hsl(224, 64%, 52%)
HSV	hsv(224, 74%, 83%)
CMYK	cmyk(73.9%, 54%, 0%, 17.3%)
CIE-LAB	lab(44.32, 25.00, -63.01)
CIE-LCH	lch(44.32, 67.78, 291.64°)
OKLab	oklab(52.91% -0.0149 -0.1815)
OKLCH	oklch(52.91% 0.182 265.3)
XYZ	xyz(17.6040, 14.0628, 63.4020)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3761D3 #D3A937

analogous

#37AFD3 #3761D3 #5B37D3

triadic

#3761D3 #D33761 #61D337

tetradic

#3761D3 #D337AF #D3A937 #37D35B

square

#3761D3 #D337AF #D3A937 #37D35B

split-complementary

#3761D3 #D35B37 #AFD337

monochromatic

#1A3376 #2548A8 #3761D3 #6989DE #9BB0E9

Accessibility & contrast

On white

5.51

#3761D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3761D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3761D3

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3761D3	#FFFFFF	#000000	##FFFFFF
##3761D3	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D7

Deuteranopia (green-blind)

#0062D1

Tritanopia (blue-blind)

#007D90

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3761d3;
/* rgb */ color: rgb(55, 97, 211);
/* oklch */ color: oklch(52.9% 0.182 265.3);

Tailwind

colors: {
  custom: {
    50: '#838de1',
    500: '#3761d3',
    950: '#000000',
  },
}

SCSS

$custom: #3761d3;
$custom-light: #838de1;
$custom-dark: #000000;

JSON

{
  "hex": "#3761d3",
  "rgb": {
    "r": 55,
    "g": 97,
    "b": 211
  },
  "hsl": {
    "h": 223.846,
    "s": 63.934,
    "l": 52.157
  },
  "oklch": {
    "l": 0.52907,
    "c": 0.18214,
    "h": 265.3
  },
  "luminance": 0.14065
}

Semantic roles & 50–950 ramp

primary

#3761D3

secondary

#D5C391

accent

#BA41E7

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3761D3

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

Preview Lab → · Contrast checker → · Palette generator →