#2778A8#2778A8

#2778A8 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.7% C 0.107 H 239.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#2778A8
RGB	rgb(39, 120, 168)
HSL	hsl(202, 62%, 41%)
HSV	hsv(202, 77%, 66%)
CMYK	cmyk(76.8%, 28.6%, 0%, 34.1%)
CIE-LAB	lab(47.87, -7.40, -32.51)
CIE-LCH	lch(47.87, 33.34, 257.18°)
OKLab	oklab(54.69% -0.0542 -0.0919)
OKLCH	oklch(54.69% 0.107 239.5)
XYZ	xyz(14.6183, 16.6897, 39.4892)
Luminance	0.1669 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2778A8 #A85727

analogous

#27A898 #2778A8 #2737A8

triadic

#2778A8 #A82778 #78A827

tetradic

#2778A8 #9827A8 #A85727 #37A827

square

#2778A8 #9827A8 #A85727 #37A827

split-complementary

#2778A8 #A82737 #A89827

monochromatic

#103145 #1B5576 #2778A8 #3B99D1 #6CB3DD

Accessibility & contrast

On white

4.84

#2778A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#2778A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2778A8

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2778A8	#FFFFFF	#000000	##FFFFFF
##2778A8	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6178AA

Deuteranopia (green-blind)

#506CA7

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2778a8;
/* rgb */ color: rgb(39, 120, 168);
/* oklch */ color: oklch(54.7% 0.107 239.5);

Tailwind

colors: {
  custom: {
    50: '#749ec2',
    500: '#2778a8',
    950: '#000000',
  },
}

SCSS

$custom: #2778a8;
$custom-light: #749ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#2778a8",
  "rgb": {
    "r": 39,
    "g": 120,
    "b": 168
  },
  "hsl": {
    "h": 202.326,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.5469,
    "c": 0.1067,
    "h": 239.5
  },
  "luminance": 0.16691
}

Semantic roles & 50–950 ramp

primary

#2778A8

secondary

#C38A67

accent

#7F42E5

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2778A8

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

Preview Lab → · Contrast checker → · Palette generator →