#3765C4#3765C4

#3765C4 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.6% C 0.157 H 262.8°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3765C4
RGB	rgb(55, 101, 196)
HSL	hsl(220, 56%, 49%)
HSV	hsv(220, 72%, 77%)
CMYK	cmyk(71.9%, 48.5%, 0%, 23.1%)
CIE-LAB	lab(44.38, 16.90, -54.29)
CIE-LCH	lch(44.38, 56.86, 287.29°)
OKLab	oklab(52.63% -0.0197 -0.1558)
OKLCH	oklch(52.63% 0.157 262.8)
XYZ	xyz(16.1895, 14.1034, 54.0829)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3765C4 #C49637

analogous

#37ABC4 #3765C4 #5037C4

triadic

#3765C4 #C43765 #65C437

tetradic

#3765C4 #C437AB #C49637 #37C450

square

#3765C4 #C437AB #C49637 #37C450

split-complementary

#3765C4 #C45037 #ABC437

monochromatic

#1C3464 #2A4C94 #3765C4 #6589D4 #94ADE1

Accessibility & contrast

On white

5.50

#3765C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3765C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3765C4

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3765C4	#FFFFFF	#000000	##FFFFFF
##3765C4	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3070C7

Deuteranopia (green-blind)

#0163C2

Tritanopia (blue-blind)

#007B8B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3765c4;
/* rgb */ color: rgb(55, 101, 196);
/* oklch */ color: oklch(52.6% 0.157 262.8);

Tailwind

colors: {
  custom: {
    50: '#7f90d6',
    500: '#3765c4',
    950: '#000000',
  },
}

SCSS

$custom: #3765c4;
$custom-light: #7f90d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3765c4",
  "rgb": {
    "r": 55,
    "g": 101,
    "b": 196
  },
  "hsl": {
    "h": 220.426,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.52625,
    "c": 0.15705,
    "h": 262.8
  },
  "luminance": 0.14105
}

Semantic roles & 50–950 ramp

primary

#3765C4

secondary

#CCB78B

accent

#AE48DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3765C4

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

Preview Lab → · Contrast checker → · Palette generator →