#3773A4#3773A4

#3773A4 is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 53.8% C 0.099 H 245.8°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#3773A4
RGB	rgb(55, 115, 164)
HSL	hsl(207, 50%, 43%)
HSV	hsv(207, 66%, 64%)
CMYK	cmyk(66.5%, 29.9%, 0%, 35.7%)
CIE-LAB	lab(46.65, -3.46, -32.05)
CIE-LCH	lch(46.65, 32.23, 263.84°)
OKLab	oklab(53.8% -0.0407 -0.0905)
OKLCH	oklch(53.8% 0.099 245.8)
XYZ	xyz(14.4046, 15.7526, 37.3962)
Luminance	0.1575 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3773A4 #A46837

analogous

#37A49E #3773A4 #373DA4

triadic

#3773A4 #A43773 #73A437

tetradic

#3773A4 #9E37A4 #A46837 #3DA437

square

#3773A4 #9E37A4 #A46837 #3DA437

split-complementary

#3773A4 #A4373D #A49E37

monochromatic

#183348 #285376 #3773A4 #5392C5 #81AFD5

Accessibility & contrast

On white

5.06

#3773A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#3773A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3773A4

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3773A4	#FFFFFF	#000000	##FFFFFF
##3773A4	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D74A6

Deuteranopia (green-blind)

#4E6AA3

Tritanopia (blue-blind)

#007F84

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3773a4;
/* rgb */ color: rgb(55, 115, 164);
/* oklch */ color: oklch(53.8% 0.099 245.8);

Tailwind

colors: {
  custom: {
    50: '#799bbf',
    500: '#3773a4',
    950: '#000000',
  },
}

SCSS

$custom: #3773a4;
$custom-light: #799bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3773a4",
  "rgb": {
    "r": 55,
    "g": 115,
    "b": 164
  },
  "hsl": {
    "h": 206.972,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.53804,
    "c": 0.09919,
    "h": 245.8
  },
  "luminance": 0.15754
}

Semantic roles & 50–950 ramp

primary

#3773A4

secondary

#BE9879

accent

#8D4FD9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3773A4

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

Preview Lab → · Contrast checker → · Palette generator →