#3779AF#3779AF

#3779AF is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.8% C 0.108 H 246.1°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3779AF
RGB	rgb(55, 121, 175)
HSL	hsl(207, 52%, 45%)
HSV	hsv(207, 69%, 69%)
CMYK	cmyk(68.6%, 30.9%, 0%, 31.4%)
CIE-LAB	lab(48.98, -3.17, -34.80)
CIE-LCH	lch(48.98, 34.94, 264.79°)
OKLab	oklab(55.82% -0.0436 -0.0984)
OKLCH	oklch(55.82% 0.108 246.1)
XYZ	xyz(16.1479, 17.5804, 43.0915)
Luminance	0.1758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3779AF #AF6D37

analogous

#37AFA9 #3779AF #373DAF

triadic

#3779AF #AF3779 #79AF37

tetradic

#3779AF #A937AF #AF6D37 #3DAF37

square

#3779AF #A937AF #AF6D37 #3DAF37

split-complementary

#3779AF #AF373D #AFA937

monochromatic

#1A3952 #285980 #3779AF #5997CB #87B4D9

Accessibility & contrast

On white

4.65

#3779AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#3779AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3779AF

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3779AF	#FFFFFF	#000000	##FFFFFF
##3779AF	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#617BB1

Deuteranopia (green-blind)

#506FAE

Tritanopia (blue-blind)

#00868C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3779af;
/* rgb */ color: rgb(55, 121, 175);
/* oklch */ color: oklch(55.8% 0.108 246.1);

Tailwind

colors: {
  custom: {
    50: '#7b9fc7',
    500: '#3779af',
    950: '#000000',
  },
}

SCSS

$custom: #3779af;
$custom-light: #7b9fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3779af",
  "rgb": {
    "r": 55,
    "g": 121,
    "b": 175
  },
  "hsl": {
    "h": 207,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.55819,
    "c": 0.10761,
    "h": 246.1
  },
  "luminance": 0.17582
}

Semantic roles & 50–950 ramp

primary

#3779AF

secondary

#C39D7F

accent

#8D4CDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3779AF

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

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