#3774C0#3774C0

#3774C0 is a mid, vivid cyan. Relative luminance 0.171; OKLCH L 55.6% C 0.134 H 255.3°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3774C0
RGB	rgb(55, 116, 192)
HSL	hsl(213, 55%, 48%)
HSV	hsv(213, 71%, 75%)
CMYK	cmyk(71.4%, 39.6%, 0%, 24.7%)
CIE-LAB	lab(48.39, 5.97, -45.55)
CIE-LCH	lch(48.39, 45.94, 277.47°)
OKLab	oklab(55.65% -0.0341 -0.1299)
OKLCH	oklch(55.65% 0.134 255.3)
XYZ	xyz(17.3319, 17.1069, 52.2475)
Luminance	0.1711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3774C0 #C08337

analogous

#37B8C0 #3774C0 #3E37C0

triadic

#3774C0 #C03774 #74C037

tetradic

#3774C0 #C037B8 #C08337 #37C03E

square

#3774C0 #C037B8 #C08337 #37C03E

split-complementary

#3774C0 #C03E37 #B8C037

monochromatic

#1C3B61 #295790 #3774C0 #6294D2 #92B4E0

Accessibility & contrast

On white

4.75

#3774C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3774C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3774C0

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3774C0	#FFFFFF	#000000	##FFFFFF
##3774C0	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#517AC3

Deuteranopia (green-blind)

#3B6DBE

Tritanopia (blue-blind)

#008691

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3774c0;
/* rgb */ color: rgb(55, 116, 192);
/* oklch */ color: oklch(55.6% 0.134 255.3);

Tailwind

colors: {
  custom: {
    50: '#7e9bd3',
    500: '#3774c0',
    950: '#000000',
  },
}

SCSS

$custom: #3774c0;
$custom-light: #7e9bd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3774c0",
  "rgb": {
    "r": 55,
    "g": 116,
    "b": 192
  },
  "hsl": {
    "h": 213.285,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55646,
    "c": 0.13428,
    "h": 255.3
  },
  "luminance": 0.17109
}

Semantic roles & 50–950 ramp

primary

#3774C0

secondary

#CBAD88

accent

#9C49DF

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3774C0

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

Preview Lab → · Contrast checker → · Palette generator →