#2B77B3#2B77B3

#2B77B3 is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.2% C 0.119 H 246.4°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#2B77B3
RGB	rgb(43, 119, 179)
HSL	hsl(206, 61%, 44%)
HSV	hsv(206, 76%, 70%)
CMYK	cmyk(76%, 33.5%, 0%, 29.8%)
CIE-LAB	lab(48.21, -2.27, -38.36)
CIE-LCH	lch(48.21, 38.43, 266.61°)
OKLab	oklab(55.17% -0.0477 -0.1089)
OKLCH	oklch(55.17% 0.119 246.4)
XYZ	xyz(15.7266, 16.9601, 45.0839)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B77B3 #B3672B

analogous

#2BB3AB #2B77B3 #2B33B3

triadic

#2B77B3 #B32B77 #77B32B

tetradic

#2B77B3 #AB2BB3 #B3672B #33B32B

square

#2B77B3 #AB2BB3 #B3672B #33B32B

split-complementary

#2B77B3 #B32B33 #B3AB2B

monochromatic

#133550 #1F5682 #2B77B3 #4896D3 #79B2DF

Accessibility & contrast

On white

4.78

#2B77B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#2B77B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B77B3

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B77B3	#FFFFFF	#000000	##FFFFFF
##2B77B3	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B79B6

Deuteranopia (green-blind)

#486DB2

Tritanopia (blue-blind)

#00858D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2b77b3;
/* rgb */ color: rgb(43, 119, 179);
/* oklch */ color: oklch(55.2% 0.119 246.4);

Tailwind

colors: {
  custom: {
    50: '#789dca',
    500: '#2b77b3',
    950: '#000000',
  },
}

SCSS

$custom: #2b77b3;
$custom-light: #789dca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b77b3",
  "rgb": {
    "r": 43,
    "g": 119,
    "b": 179
  },
  "hsl": {
    "h": 206.471,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55169,
    "c": 0.11892,
    "h": 246.4
  },
  "luminance": 0.16962
}

Semantic roles & 50–950 ramp

primary

#2B77B3

secondary

#C79873

accent

#8A43E4

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B77B3

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

Preview Lab → · Contrast checker → · Palette generator →