#3773C1#3773C1

#3773C1 is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.5% C 0.137 H 256.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3773C1
RGB	rgb(55, 115, 193)
HSL	hsl(214, 56%, 49%)
HSV	hsv(214, 72%, 76%)
CMYK	cmyk(71.5%, 40.4%, 0%, 24.3%)
CIE-LAB	lab(48.16, 6.96, -46.50)
CIE-LCH	lch(48.16, 47.02, 278.51°)
OKLab	oklab(55.48% -0.0329 -0.1327)
OKLCH	oklch(55.48% 0.137 256.1)
XYZ	xyz(17.3284, 16.9221, 52.7948)
Luminance	0.1692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3773C1 #C18537

analogous

#37B8C1 #3773C1 #4037C1

triadic

#3773C1 #C13773 #73C137

tetradic

#3773C1 #C137B8 #C18537 #37C140

square

#3773C1 #C137B8 #C18537 #37C140

split-complementary

#3773C1 #C14037 #B8C137

monochromatic

#1C3A62 #295791 #3773C1 #6393D2 #92B4E0

Accessibility & contrast

On white

4.79

#3773C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3773C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3773C1

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3773C1	#FFFFFF	#000000	##FFFFFF
##3773C1	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E79C4

Deuteranopia (green-blind)

#386CBF

Tritanopia (blue-blind)

#008590

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3773c1;
/* rgb */ color: rgb(55, 115, 193);
/* oklch */ color: oklch(55.5% 0.137 256.1);

Tailwind

colors: {
  custom: {
    50: '#7f9ad4',
    500: '#3773c1',
    950: '#000000',
  },
}

SCSS

$custom: #3773c1;
$custom-light: #7f9ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#3773c1",
  "rgb": {
    "r": 55,
    "g": 115,
    "b": 193
  },
  "hsl": {
    "h": 213.913,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55483,
    "c": 0.1367,
    "h": 256.1
  },
  "luminance": 0.16924
}

Semantic roles & 50–950 ramp

primary

#3773C1

secondary

#CBAE89

accent

#9E49DF

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3773C1

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

Preview Lab → · Contrast checker → · Palette generator →