#2778AE#2778AE

#2778AE is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.0% C 0.113 H 242.6°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#2778AE
RGB	rgb(39, 120, 174)
HSL	hsl(204, 63%, 42%)
HSV	hsv(204, 78%, 68%)
CMYK	cmyk(77.6%, 31%, 0%, 31.8%)
CIE-LAB	lab(48.16, -5.20, -35.55)
CIE-LCH	lch(48.16, 35.93, 261.68°)
OKLab	oklab(55.02% -0.0522 -0.1008)
OKLCH	oklch(55.02% 0.113 242.6)
XYZ	xyz(15.1902, 16.9185, 42.5012)
Luminance	0.1692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2778AE #AE5D27

analogous

#27AEA1 #2778AE #2735AE

triadic

#2778AE #AE2778 #78AE27

tetradic

#2778AE #A127AE #AE5D27 #35AE27

square

#2778AE #A127AE #AE5D27 #35AE27

split-complementary

#2778AE #AE2735 #AEA127

monochromatic

#11334A #1C567C #2778AE #3E98D4 #70B3DF

Accessibility & contrast

On white

4.79

#2778AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2778AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2778AE

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2778AE	#FFFFFF	#000000	##FFFFFF
##2778AE	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F79B0

Deuteranopia (green-blind)

#4C6DAD

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2778ae;
/* rgb */ color: rgb(39, 120, 174);
/* oklch */ color: oklch(55.0% 0.113 242.6);

Tailwind

colors: {
  custom: {
    50: '#759ec6',
    500: '#2778ae',
    950: '#000000',
  },
}

SCSS

$custom: #2778ae;
$custom-light: #759ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#2778ae",
  "rgb": {
    "r": 39,
    "g": 120,
    "b": 174
  },
  "hsl": {
    "h": 204,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.55016,
    "c": 0.11349,
    "h": 242.6
  },
  "luminance": 0.1692
}

Semantic roles & 50–950 ramp

primary

#2778AE

secondary

#C68F6B

accent

#8341E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2778AE

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

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