#3776CC#3776CC

#3776CC is a mid, vivid cyan. Relative luminance 0.181; OKLCH L 56.8% C 0.148 H 257.0°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3776CC
RGB	rgb(55, 118, 204)
HSL	hsl(215, 59%, 51%)
HSV	hsv(215, 73%, 80%)
CMYK	cmyk(73%, 42.2%, 0%, 20%)
CIE-LAB	lab(49.65, 9.12, -50.43)
CIE-LCH	lch(49.65, 51.25, 280.25°)
OKLab	oklab(56.84% -0.0333 -0.1442)
OKLCH	oklch(56.84% 0.148 257)
XYZ	xyz(18.9491, 18.1266, 59.6152)
Luminance	0.1813 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3776CC #CC8D37

analogous

#37C0CC #3776CC #4237CC

triadic

#3776CC #CC3776 #76CC37

tetradic

#3776CC #CC37C0 #CC8D37 #37CC42

square

#3776CC #CC37C0 #CC8D37 #37CC42

split-complementary

#3776CC #CC4237 #C0CC37

monochromatic

#1C3E6D #285A9E #3776CC #6897D8 #99B9E5

Accessibility & contrast

On white

4.54

#3776CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#3776CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3776CC

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3776CC	#FFFFFF	#000000	##000000
##3776CC	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7DCF

Deuteranopia (green-blind)

#3270CA

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3776cc;
/* rgb */ color: rgb(55, 118, 204);
/* oklch */ color: oklch(56.8% 0.148 257.0);

Tailwind

colors: {
  custom: {
    50: '#819cdc',
    500: '#3776cc',
    950: '#000000',
  },
}

SCSS

$custom: #3776cc;
$custom-light: #819cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3776cc",
  "rgb": {
    "r": 55,
    "g": 118,
    "b": 204
  },
  "hsl": {
    "h": 214.631,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56842,
    "c": 0.14796,
    "h": 257
  },
  "luminance": 0.18129
}

Semantic roles & 50–950 ramp

primary

#3776CC

secondary

#D0B58E

accent

#A045E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3776CC

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

Preview Lab → · Contrast checker → · Palette generator →