#2A73B4#2A73B4

#2A73B4 is a mid, vivid cyan. Relative luminance 0.160; OKLCH L 54.3% C 0.124 H 249.1°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX#2A73B4
RGBrgb(42, 115, 180)
HSLhsl(208, 62%, 44%)
HSVhsv(208, 77%, 71%)
CMYKcmyk(76.7%, 36.1%, 0%, 29.4%)
CIE-LABlab(47.04, 0.41, -40.80)
CIE-LCHlch(47.04, 40.80, 270.57°)
OKLaboklab(54.26% -0.0442 -0.1161)
OKLCHoklch(54.26% 0.124 249.1)
XYZxyz(15.3207, 16.0472, 45.4611)
Luminance0.1605 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2A73B4 #B46B2A
analogous
#2AB4B0 #2A73B4 #2A2EB4
triadic
#2A73B4 #B42A73 #73B42A
tetradic
#2A73B4 #B02AB4 #B46B2A #2EB42A
square
#2A73B4 #B02AB4 #B46B2A #2EB42A
split-complementary
#2A73B4 #B42A2E #B4B02A
monochromatic
#133451 #1E5382 #2A73B4 #4792D4 #79AFE0

Accessibility & contrast

On white

4.99
#2A73B4 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.21
#2A73B4 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A73B4
4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2A73B4#FFFFFF#000000##FFFFFF
##2A73B41.004.994.214.99
#FFFFFF4.991.0021.001.00
#0000004.2121.001.0021.00
##FFFFFF4.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5576B7
Deuteranopia (green-blind)
#406AB3
Tritanopia (blue-blind)
#00838B
Achromatopsia (no color)
#6F6F6F

Design tokens & code

CSS
--color: #2a73b4;
/* rgb */ color: rgb(42, 115, 180);
/* oklch */ color: oklch(54.3% 0.124 249.1);
Tailwind
colors: {
  custom: {
    50: '#779acb',
    500: '#2a73b4',
    950: '#000000',
  },
}
SCSS
$custom: #2a73b4;
$custom-light: #779acb;
$custom-dark: #000000;
JSON
{
  "hex": "#2a73b4",
  "rgb": {
    "r": 42,
    "g": 115,
    "b": 180
  },
  "hsl": {
    "h": 208.261,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.54256,
    "c": 0.12427,
    "h": 249.1
  },
  "luminance": 0.16049
}

Semantic roles & 50–950 ramp

primary
#2A73B4
secondary
#C89A72
accent
#8F43E5
background
#F7F9FC
surface
#EEF2F8
border
#C9CCD1
text
#0A0E13
muted
#7C7E82

Preview Lab

Preview with #2A73B4

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

Preview Lab → · Contrast checker → · Palette generator →

#2A73B4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva