#2A73B6#2A73B6

#2A73B6 is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.4% C 0.127 H 249.8°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#2A73B6
RGB	rgb(42, 115, 182)
HSL	hsl(209, 63%, 44%)
HSV	hsv(209, 77%, 71%)
CMYK	cmyk(76.9%, 36.8%, 0%, 28.6%)
CIE-LAB	lab(47.14, 1.15, -41.79)
CIE-LCH	lch(47.14, 41.81, 271.58°)
OKLab	oklab(54.37% -0.0437 -0.119)
OKLCH	oklch(54.37% 0.127 249.8)
XYZ	xyz(15.5259, 16.1293, 46.5419)
Luminance	0.1613 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A73B6 #B66D2A

analogous

#2AB6B3 #2A73B6 #2A2DB6

triadic

#2A73B6 #B62A73 #73B62A

tetradic

#2A73B6 #B32AB6 #B66D2A #2DB62A

square

#2A73B6 #B32AB6 #B66D2A #2DB62A

split-complementary

#2A73B6 #B62A2D #B6B32A

monochromatic

#133453 #1F5484 #2A73B6 #4892D5 #7AAFE0

Accessibility & contrast

On white

4.97

#2A73B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#2A73B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A73B6

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A73B6	#FFFFFF	#000000	##FFFFFF
##2A73B6	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5477B9

Deuteranopia (green-blind)

#3F6AB5

Tritanopia (blue-blind)

#00838C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2a73b6;
/* rgb */ color: rgb(42, 115, 182);
/* oklch */ color: oklch(54.4% 0.127 249.8);

Tailwind

colors: {
  custom: {
    50: '#789acc',
    500: '#2a73b6',
    950: '#000000',
  },
}

SCSS

$custom: #2a73b6;
$custom-light: #789acc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a73b6",
  "rgb": {
    "r": 42,
    "g": 115,
    "b": 182
  },
  "hsl": {
    "h": 208.714,
    "s": 62.5,
    "l": 43.922
  },
  "oklch": {
    "l": 0.54375,
    "c": 0.12679,
    "h": 249.8
  },
  "luminance": 0.16131
}

Semantic roles & 50–950 ramp

primary

#2A73B6

secondary

#C89C73

accent

#9042E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A73B6

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

Preview Lab → · Contrast checker → · Palette generator →