#3773C3#3773C3

#3773C3 is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.6% C 0.139 H 256.5°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3773C3
RGB	rgb(55, 115, 195)
HSL	hsl(214, 56%, 49%)
HSV	hsv(214, 72%, 76%)
CMYK	cmyk(71.8%, 41%, 0%, 23.5%)
CIE-LAB	lab(48.27, 7.69, -47.47)
CIE-LCH	lch(48.27, 48.09, 279.20°)
OKLab	oklab(55.61% -0.0324 -0.1355)
OKLCH	oklch(55.61% 0.139 256.5)
XYZ	xyz(17.5530, 17.0119, 53.9777)
Luminance	0.1701 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3773C3 #C38737

analogous

#37B9C3 #3773C3 #4137C3

triadic

#3773C3 #C33773 #73C337

tetradic

#3773C3 #C337B9 #C38737 #37C341

square

#3773C3 #C337B9 #C38737 #37C341

split-complementary

#3773C3 #C34137 #B9C337

monochromatic

#1C3B64 #2A5793 #3773C3 #6494D3 #94B5E1

Accessibility & contrast

On white

4.77

#3773C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#3773C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3773C3

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3773C3	#FFFFFF	#000000	##FFFFFF
##3773C3	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7AC6

Deuteranopia (green-blind)

#366DC1

Tritanopia (blue-blind)

#008691

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3773c3;
/* rgb */ color: rgb(55, 115, 195);
/* oklch */ color: oklch(55.6% 0.139 256.5);

Tailwind

colors: {
  custom: {
    50: '#7f9ad5',
    500: '#3773c3',
    950: '#000000',
  },
}

SCSS

$custom: #3773c3;
$custom-light: #7f9ad5;
$custom-dark: #000000;

JSON

{
  "hex": "#3773c3",
  "rgb": {
    "r": 55,
    "g": 115,
    "b": 195
  },
  "hsl": {
    "h": 214.286,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.55608,
    "c": 0.13935,
    "h": 256.5
  },
  "luminance": 0.17014
}

Semantic roles & 50–950 ramp

primary

#3773C3

secondary

#CCB08A

accent

#9F49DF

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3773C3

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

Preview Lab → · Contrast checker → · Palette generator →