#3779A0#3779A0

#3779A0 is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.0% C 0.090 H 237.5°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3779A0
RGB	rgb(55, 121, 160)
HSL	hsl(202, 49%, 42%)
HSV	hsv(202, 66%, 63%)
CMYK	cmyk(65.6%, 24.4%, 0%, 37.3%)
CIE-LAB	lab(48.29, -8.38, -27.14)
CIE-LCH	lch(48.29, 28.41, 252.83°)
OKLab	oklab(55.04% -0.0485 -0.0762)
OKLCH	oklch(55.04% 0.09 237.5)
XYZ	xyz(14.7556, 17.0235, 35.7591)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3779A0 #A05E37

analogous

#37A093 #3779A0 #3744A0

triadic

#3779A0 #A03779 #79A037

tetradic

#3779A0 #9337A0 #A05E37 #44A037

square

#3779A0 #9337A0 #A05E37 #44A037

split-complementary

#3779A0 #A03744 #A09337

monochromatic

#183445 #275772 #3779A0 #5199C3 #7FB4D3

Accessibility & contrast

On white

4.77

#3779A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#3779A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3779A0

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3779A0	#FFFFFF	#000000	##FFFFFF
##3779A0	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)

#6779A2

Deuteranopia (green-blind)

#586E9F

Tritanopia (blue-blind)

#008386

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3779a0;
/* rgb */ color: rgb(55, 121, 160);
/* oklch */ color: oklch(55.0% 0.090 237.5);

Tailwind

colors: {
  custom: {
    50: '#799fbc',
    500: '#3779a0',
    950: '#000000',
  },
}

SCSS

$custom: #3779a0;
$custom-light: #799fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#3779a0",
  "rgb": {
    "r": 55,
    "g": 121,
    "b": 160
  },
  "hsl": {
    "h": 202.286,
    "s": 48.837,
    "l": 42.157
  },
  "oklch": {
    "l": 0.55042,
    "c": 0.09036,
    "h": 237.5
  },
  "luminance": 0.17025
}

Semantic roles & 50–950 ramp

primary

#3779A0

secondary

#BC9077

accent

#824FD8

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3779A0

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

Preview Lab → · Contrast checker → · Palette generator →