#2779BD#2779BD

#2779BD is a mid, vivid cyan. Relative luminance 0.178; OKLCH L 56.1% C 0.131 H 248.1°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#2779BD
RGB	rgb(39, 121, 189)
HSL	hsl(207, 66%, 45%)
HSV	hsv(207, 79%, 74%)
CMYK	cmyk(79.4%, 36%, 0%, 25.9%)
CIE-LAB	lab(49.23, -0.23, -42.54)
CIE-LCH	lch(49.23, 42.54, 269.69°)
OKLab	oklab(56.11% -0.0488 -0.1211)
OKLCH	oklch(56.11% 0.131 248.1)
XYZ	xyz(16.8559, 17.7782, 50.6774)
Luminance	0.1778 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2779BD #BD6B27

analogous

#27BDB6 #2779BD #272EBD

triadic

#2779BD #BD2779 #79BD27

tetradic

#2779BD #B627BD #BD6B27 #2EBD27

square

#2779BD #B627BD #BD6B27 #2EBD27

split-complementary

#2779BD #BD272E #BDB627

monochromatic

#123858 #1D598A #2779BD #4897D9 #7BB4E4

Accessibility & contrast

On white

4.61

#2779BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#2779BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2779BD

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2779BD	#FFFFFF	#000000	##FFFFFF
##2779BD	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#597CC0

Deuteranopia (green-blind)

#436FBC

Tritanopia (blue-blind)

#008992

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #2779bd;
/* rgb */ color: rgb(39, 121, 189);
/* oklch */ color: oklch(56.1% 0.131 248.1);

Tailwind

colors: {
  custom: {
    50: '#789fd1',
    500: '#2779bd',
    950: '#000000',
  },
}

SCSS

$custom: #2779bd;
$custom-light: #789fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#2779bd",
  "rgb": {
    "r": 39,
    "g": 121,
    "b": 189
  },
  "hsl": {
    "h": 207.2,
    "s": 65.789,
    "l": 44.706
  },
  "oklch": {
    "l": 0.5611,
    "c": 0.13059,
    "h": 248.1
  },
  "luminance": 0.1778
}

Semantic roles & 50–950 ramp

primary

#2779BD

secondary

#CC9C74

accent

#8C3FE9

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2779BD

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

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