#2B77AB#2B77AB

#2B77AB is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.7% C 0.109 H 242.7°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#2B77AB
RGB	rgb(43, 119, 171)
HSL	hsl(204, 60%, 42%)
HSV	hsv(204, 75%, 67%)
CMYK	cmyk(74.9%, 30.4%, 0%, 32.9%)
CIE-LAB	lab(47.81, -5.20, -34.34)
CIE-LCH	lch(47.81, 34.73, 261.39°)
OKLab	oklab(54.72% -0.0501 -0.0972)
OKLCH	oklch(54.72% 0.109 242.7)
XYZ	xyz(14.9409, 16.6458, 40.9457)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B77AB #AB5F2B

analogous

#2BAB9F #2B77AB #2B37AB

triadic

#2B77AB #AB2B77 #77AB2B

tetradic

#2B77AB #9F2BAB #AB5F2B #37AB2B

square

#2B77AB #9F2BAB #AB5F2B #37AB2B

split-complementary

#2B77AB #AB2B37 #AB9F2B

monochromatic

#123349 #1F557A #2B77AB #4397D0 #74B2DC

Accessibility & contrast

On white

4.85

#2B77AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#2B77AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B77AB

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B77AB	#FFFFFF	#000000	##FFFFFF
##2B77AB	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F78AD

Deuteranopia (green-blind)

#4D6CAA

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2b77ab;
/* rgb */ color: rgb(43, 119, 171);
/* oklch */ color: oklch(54.7% 0.109 242.7);

Tailwind

colors: {
  custom: {
    50: '#769ec4',
    500: '#2b77ab',
    950: '#000000',
  },
}

SCSS

$custom: #2b77ab;
$custom-light: #769ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b77ab",
  "rgb": {
    "r": 43,
    "g": 119,
    "b": 171
  },
  "hsl": {
    "h": 204.375,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.54723,
    "c": 0.10938,
    "h": 242.7
  },
  "luminance": 0.16648
}

Semantic roles & 50–950 ramp

primary

#2B77AB

secondary

#C4916E

accent

#8545E3

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #2B77AB

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

Preview Lab → · Contrast checker → · Palette generator →