#2A73B5#2A73B5

#2A73B5 is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.3% C 0.126 H 249.5°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#2A73B5
RGB	rgb(42, 115, 181)
HSL	hsl(208, 62%, 44%)
HSV	hsv(208, 77%, 71%)
CMYK	cmyk(76.8%, 36.5%, 0%, 29%)
CIE-LAB	lab(47.09, 0.78, -41.29)
CIE-LCH	lch(47.09, 41.30, 271.08°)
OKLab	oklab(54.32% -0.044 -0.1176)
OKLCH	oklch(54.32% 0.126 249.5)
XYZ	xyz(15.4229, 16.0881, 45.9996)
Luminance	0.1609 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A73B5 #B56C2A

analogous

#2AB5B1 #2A73B5 #2A2DB5

triadic

#2A73B5 #B52A73 #73B52A

tetradic

#2A73B5 #B12AB5 #B56C2A #2DB52A

square

#2A73B5 #B12AB5 #B56C2A #2DB52A

split-complementary

#2A73B5 #B52A2D #B5B12A

monochromatic

#133452 #1E5383 #2A73B5 #4892D4 #79AFE0

Accessibility & contrast

On white

4.98

#2A73B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#2A73B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A73B5

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A73B5	#FFFFFF	#000000	##FFFFFF
##2A73B5	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5477B8

Deuteranopia (green-blind)

#406AB4

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2a73b5;
/* rgb */ color: rgb(42, 115, 181);
/* oklch */ color: oklch(54.3% 0.126 249.5);

Tailwind

colors: {
  custom: {
    50: '#789acb',
    500: '#2a73b5',
    950: '#000000',
  },
}

SCSS

$custom: #2a73b5;
$custom-light: #789acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a73b5",
  "rgb": {
    "r": 42,
    "g": 115,
    "b": 181
  },
  "hsl": {
    "h": 208.489,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.54315,
    "c": 0.12553,
    "h": 249.5
  },
  "luminance": 0.1609
}

Semantic roles & 50–950 ramp

primary

#2A73B5

secondary

#C89B73

accent

#9042E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A73B5

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

Preview Lab → · Contrast checker → · Palette generator →