#2B77B8#2B77B8

#2B77B8 is a mid, vivid cyan. Relative luminance 0.172; OKLCH L 55.5% C 0.125 H 248.3°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#2B77B8
RGB	rgb(43, 119, 184)
HSL	hsl(208, 62%, 45%)
HSV	hsv(208, 77%, 72%)
CMYK	cmyk(76.6%, 35.3%, 0%, 27.8%)
CIE-LAB	lab(48.47, -0.42, -40.85)
CIE-LCH	lch(48.47, 40.85, 269.41°)
OKLab	oklab(55.46% -0.0463 -0.1162)
OKLCH	oklch(55.46% 0.125 248.3)
XYZ	xyz(16.2415, 17.1660, 47.7955)
Luminance	0.1717 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B77B8 #B86C2B

analogous

#2BB8B3 #2B77B8 #2B30B8

triadic

#2B77B8 #B82B77 #77B82B

tetradic

#2B77B8 #B32BB8 #B86C2B #30B82B

square

#2B77B8 #B32BB8 #B86C2B #30B82B

split-complementary

#2B77B8 #B82B30 #B8B32B

monochromatic

#143755 #1F5786 #2B77B8 #4B95D5 #7DB3E1

Accessibility & contrast

On white

4.74

#2B77B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#2B77B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B77B8

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B77B8	#FFFFFF	#000000	##FFFFFF
##2B77B8	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#597ABB

Deuteranopia (green-blind)

#446DB7

Tritanopia (blue-blind)

#00878F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2b77b8;
/* rgb */ color: rgb(43, 119, 184);
/* oklch */ color: oklch(55.5% 0.125 248.3);

Tailwind

colors: {
  custom: {
    50: '#789dcd',
    500: '#2b77b8',
    950: '#000000',
  },
}

SCSS

$custom: #2b77b8;
$custom-light: #789dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b77b8",
  "rgb": {
    "r": 43,
    "g": 119,
    "b": 184
  },
  "hsl": {
    "h": 207.66,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.55458,
    "c": 0.12507,
    "h": 248.3
  },
  "luminance": 0.17168
}

Semantic roles & 50–950 ramp

primary

#2B77B8

secondary

#C99C76

accent

#8E43E5

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B77B8

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

Preview Lab → · Contrast checker → · Palette generator →