#2B77B1#2B77B1

#2B77B1 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.1% C 0.116 H 245.5°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#2B77B1
RGB	rgb(43, 119, 177)
HSL	hsl(206, 61%, 43%)
HSV	hsv(206, 76%, 69%)
CMYK	cmyk(75.7%, 32.8%, 0%, 30.6%)
CIE-LAB	lab(48.11, -3.01, -37.36)
CIE-LCH	lch(48.11, 37.48, 265.40°)
OKLab	oklab(55.06% -0.0483 -0.106)
OKLCH	oklch(55.06% 0.116 245.5)
XYZ	xyz(15.5258, 16.8798, 44.0263)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B77B1 #B1652B

analogous

#2BB1A8 #2B77B1 #2B34B1

triadic

#2B77B1 #B12B77 #77B12B

tetradic

#2B77B1 #A82BB1 #B1652B #34B12B

square

#2B77B1 #A82BB1 #B1652B #34B12B

split-complementary

#2B77B1 #B12B34 #B1A82B

monochromatic

#13354F #1F5680 #2B77B1 #4796D2 #78B2DE

Accessibility & contrast

On white

4.80

#2B77B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2B77B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B77B1

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B77B1	#FFFFFF	#000000	##FFFFFF
##2B77B1	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C79B3

Deuteranopia (green-blind)

#496DB0

Tritanopia (blue-blind)

#00858C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2b77b1;
/* rgb */ color: rgb(43, 119, 177);
/* oklch */ color: oklch(55.1% 0.116 245.5);

Tailwind

colors: {
  custom: {
    50: '#779ec8',
    500: '#2b77b1',
    950: '#000000',
  },
}

SCSS

$custom: #2b77b1;
$custom-light: #779ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b77b1",
  "rgb": {
    "r": 43,
    "g": 119,
    "b": 177
  },
  "hsl": {
    "h": 205.97,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.55056,
    "c": 0.11649,
    "h": 245.5
  },
  "luminance": 0.16882
}

Semantic roles & 50–950 ramp

primary

#2B77B1

secondary

#C69672

accent

#8944E4

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B77B1

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

Preview Lab → · Contrast checker → · Palette generator →