#2B77BD#2B77BD

#2B77BD is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 55.8% C 0.131 H 250.0°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#2B77BD
RGB	rgb(43, 119, 189)
HSL	hsl(209, 63%, 45%)
HSV	hsv(209, 77%, 74%)
CMYK	cmyk(77.2%, 37%, 0%, 25.9%)
CIE-LAB	lab(48.73, 1.44, -43.31)
CIE-LCH	lch(48.73, 43.33, 271.90°)
OKLab	oklab(55.75% -0.0449 -0.1234)
OKLCH	oklch(55.75% 0.131 250)
XYZ	xyz(16.7749, 17.3794, 50.6047)
Luminance	0.1738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B77BD #BD712B

analogous

#2BBDBA #2B77BD #2B2EBD

triadic

#2B77BD #BD2B77 #77BD2B

tetradic

#2B77BD #BA2BBD #BD712B #2EBD2B

square

#2B77BD #BA2BBD #BD712B #2EBD2B

split-complementary

#2B77BD #BD2B2E #BDBA2B

monochromatic

#143859 #20588B #2B77BD #4E95D7 #80B3E2

Accessibility & contrast

On white

4.69

#2B77BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#2B77BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B77BD

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B77BD	#FFFFFF	#000000	##FFFFFF
##2B77BD	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567BC0

Deuteranopia (green-blind)

#406EBC

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #2b77bd;
/* rgb */ color: rgb(43, 119, 189);
/* oklch */ color: oklch(55.8% 0.131 250.0);

Tailwind

colors: {
  custom: {
    50: '#799dd1',
    500: '#2b77bd',
    950: '#000000',
  },
}

SCSS

$custom: #2b77bd;
$custom-light: #799dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b77bd",
  "rgb": {
    "r": 43,
    "g": 119,
    "b": 189
  },
  "hsl": {
    "h": 208.767,
    "s": 62.931,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55753,
    "c": 0.13133,
    "h": 250
  },
  "luminance": 0.17381
}

Semantic roles & 50–950 ramp

primary

#2B77BD

secondary

#CBA079

accent

#9142E6

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #2B77BD

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

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