#2A73B7#2A73B7

#2A73B7 is a mid, vivid cyan. Relative luminance 0.162; OKLCH L 54.4% C 0.128 H 250.2°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A73B7
RGB	rgb(42, 115, 183)
HSL	hsl(209, 63%, 44%)
HSV	hsv(209, 77%, 72%)
CMYK	cmyk(77%, 37.2%, 0%, 28.2%)
CIE-LAB	lab(47.20, 1.53, -42.28)
CIE-LCH	lch(47.20, 42.31, 272.07°)
OKLab	oklab(54.44% -0.0434 -0.1205)
OKLCH	oklch(54.44% 0.128 250.2)
XYZ	xyz(15.6296, 16.1708, 47.0881)
Luminance	0.1617 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A73B7 #B76E2A

analogous

#2AB7B5 #2A73B7 #2A2DB7

triadic

#2A73B7 #B72A73 #73B72A

tetradic

#2A73B7 #B52AB7 #B76E2A #2DB72A

square

#2A73B7 #B52AB7 #B76E2A #2DB72A

split-complementary

#2A73B7 #B72A2D #B7B52A

monochromatic

#133453 #1F5485 #2A73B7 #4992D5 #7BB0E1

Accessibility & contrast

On white

4.96

#2A73B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#2A73B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A73B7

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A73B7	#FFFFFF	#000000	##FFFFFF
##2A73B7	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5377BA

Deuteranopia (green-blind)

#3E6AB6

Tritanopia (blue-blind)

#00838C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2a73b7;
/* rgb */ color: rgb(42, 115, 183);
/* oklch */ color: oklch(54.4% 0.128 250.2);

Tailwind

colors: {
  custom: {
    50: '#789acd',
    500: '#2a73b7',
    950: '#000000',
  },
}

SCSS

$custom: #2a73b7;
$custom-light: #789acd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a73b7",
  "rgb": {
    "r": 42,
    "g": 115,
    "b": 183
  },
  "hsl": {
    "h": 208.936,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54435,
    "c": 0.12806,
    "h": 250.2
  },
  "luminance": 0.16173
}

Semantic roles & 50–950 ramp

primary

#2A73B7

secondary

#C99D74

accent

#9142E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A73B7

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

Preview Lab → · Contrast checker → · Palette generator →