#3767CD#3767CD

#3767CD is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.7% C 0.167 H 263.0°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#3767CD
RGB	rgb(55, 103, 205)
HSL	hsl(221, 60%, 51%)
HSV	hsv(221, 73%, 80%)
CMYK	cmyk(73.2%, 49.8%, 0%, 19.6%)
CIE-LAB	lab(45.52, 18.95, -57.63)
CIE-LCH	lch(45.52, 60.66, 288.20°)
OKLab	oklab(53.69% -0.0202 -0.1656)
OKLCH	oklch(53.69% 0.167 263)
XYZ	xyz(17.4413, 14.9186, 59.7061)
Luminance	0.1492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3767CD #CD9D37

analogous

#37B2CD #3767CD #5237CD

triadic

#3767CD #CD3767 #67CD37

tetradic

#3767CD #CD37B2 #CD9D37 #37CD52

square

#3767CD #CD37B2 #CD9D37 #37CD52

split-complementary

#3767CD #CD5237 #B2CD37

monochromatic

#1C366E #284E9F #3767CD #688CD9 #99B1E5

Accessibility & contrast

On white

5.27

#3767CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#3767CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3767CD

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3767CD	#FFFFFF	#000000	##FFFFFF
##3767CD	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A73D1

Deuteranopia (green-blind)

#0065CB

Tritanopia (blue-blind)

#007F90

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3767cd;
/* rgb */ color: rgb(55, 103, 205);
/* oklch */ color: oklch(53.7% 0.167 263.0);

Tailwind

colors: {
  custom: {
    50: '#8191dd',
    500: '#3767cd',
    950: '#000000',
  },
}

SCSS

$custom: #3767cd;
$custom-light: #8191dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3767cd",
  "rgb": {
    "r": 55,
    "g": 103,
    "b": 205
  },
  "hsl": {
    "h": 220.8,
    "s": 60,
    "l": 50.98
  },
  "oklch": {
    "l": 0.53686,
    "c": 0.16683,
    "h": 263
  },
  "luminance": 0.1492
}

Semantic roles & 50–950 ramp

primary

#3767CD

secondary

#D1BC8F

accent

#B045E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3767CD

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

Preview Lab → · Contrast checker → · Palette generator →