#3774AA#3774AA

#3774AA is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 54.4% C 0.106 H 247.8°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#3774AA
RGB	rgb(55, 116, 170)
HSL	hsl(208, 51%, 44%)
HSV	hsv(208, 68%, 67%)
CMYK	cmyk(67.6%, 31.8%, 0%, 33.3%)
CIE-LAB	lab(47.24, -1.94, -34.63)
CIE-LCH	lch(47.24, 34.68, 266.79°)
OKLab	oklab(54.37% -0.0399 -0.0979)
OKLCH	oklch(54.37% 0.106 247.8)
XYZ	xyz(15.0739, 16.2037, 40.3556)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3774AA #AA6D37

analogous

#37AAA7 #3774AA #373BAA

triadic

#3774AA #AA3774 #74AA37

tetradic

#3774AA #A737AA #AA6D37 #3BAA37

square

#3774AA #A737AA #AA6D37 #3BAA37

split-complementary

#3774AA #AA373B #AAA737

monochromatic

#19354E #28547C #3774AA #5693C8 #84B0D7

Accessibility & contrast

On white

4.95

#3774AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#3774AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3774AA

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3774AA	#FFFFFF	#000000	##FFFFFF
##3774AA	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C76AC

Deuteranopia (green-blind)

#4C6BA9

Tritanopia (blue-blind)

#008187

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3774aa;
/* rgb */ color: rgb(55, 116, 170);
/* oklch */ color: oklch(54.4% 0.106 247.8);

Tailwind

colors: {
  custom: {
    50: '#7a9bc3',
    500: '#3774aa',
    950: '#000000',
  },
}

SCSS

$custom: #3774aa;
$custom-light: #7a9bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3774aa",
  "rgb": {
    "r": 55,
    "g": 116,
    "b": 170
  },
  "hsl": {
    "h": 208.174,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54366,
    "c": 0.10577,
    "h": 247.8
  },
  "luminance": 0.16205
}

Semantic roles & 50–950 ramp

primary

#3774AA

secondary

#C19C7C

accent

#904DDB

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3774AA

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

Preview Lab → · Contrast checker → · Palette generator →