#2778A6#2778A6

#2778A6 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.6% C 0.105 H 238.3°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#2778A6
RGB	rgb(39, 120, 166)
HSL	hsl(202, 62%, 40%)
HSV	hsv(202, 77%, 65%)
CMYK	cmyk(76.5%, 27.7%, 0%, 34.9%)
CIE-LAB	lab(47.77, -8.12, -31.49)
CIE-LCH	lch(47.77, 32.52, 255.53°)
OKLab	oklab(54.58% -0.0548 -0.089)
OKLCH	oklch(54.58% 0.105 238.3)
XYZ	xyz(14.4334, 16.6157, 38.5155)
Luminance	0.1662 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2778A6 #A65527

analogous

#27A694 #2778A6 #2739A6

triadic

#2778A6 #A62778 #78A627

tetradic

#2778A6 #9427A6 #A65527 #39A627

square

#2778A6 #9427A6 #A65527 #39A627

split-complementary

#2778A6 #A62739 #A69427

monochromatic

#103043 #1B5474 #2778A6 #3A9AD1 #6BB3DC

Accessibility & contrast

On white

4.86

#2778A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#2778A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2778A6

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2778A6	#FFFFFF	#000000	##FFFFFF
##2778A6	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6278A8

Deuteranopia (green-blind)

#516CA5

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2778a6;
/* rgb */ color: rgb(39, 120, 166);
/* oklch */ color: oklch(54.6% 0.105 238.3);

Tailwind

colors: {
  custom: {
    50: '#749ec0',
    500: '#2778a6',
    950: '#000000',
  },
}

SCSS

$custom: #2778a6;
$custom-light: #749ec0;
$custom-dark: #000000;

JSON

{
  "hex": "#2778a6",
  "rgb": {
    "r": 39,
    "g": 120,
    "b": 166
  },
  "hsl": {
    "h": 201.732,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.54584,
    "c": 0.10451,
    "h": 238.3
  },
  "luminance": 0.16617
}

Semantic roles & 50–950 ramp

primary

#2778A6

secondary

#C38866

accent

#7E43E5

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2778A6

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

Preview Lab → · Contrast checker → · Palette generator →