#2473B0#2473B0

#2473B0 is a mid, vivid cyan. Relative luminance 0.158; OKLCH L 53.9% C 0.121 H 246.4°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#2473B0
RGB	rgb(36, 115, 176)
HSL	hsl(206, 66%, 42%)
HSV	hsv(206, 80%, 69%)
CMYK	cmyk(79.5%, 34.7%, 0%, 31%)
CIE-LAB	lab(46.67, -1.79, -39.06)
CIE-LCH	lch(46.67, 39.10, 267.37°)
OKLab	oklab(53.86% -0.0485 -0.1111)
OKLCH	oklch(53.86% 0.121 246.4)
XYZ	xyz(14.6917, 15.7693, 43.3353)
Luminance	0.1577 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2473B0 #B06124

analogous

#24B0A7 #2473B0 #242DB0

triadic

#2473B0 #B02473 #73B024

tetradic

#2473B0 #A724B0 #B06124 #2DB024

square

#2473B0 #A724B0 #B06124 #2DB024

split-complementary

#2473B0 #B0242D #B0A724

monochromatic

#0F314A #1A527D #2473B0 #3A93D7 #6DAFE1

Accessibility & contrast

On white

5.06

#2473B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#2473B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2473B0

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2473B0	#FFFFFF	#000000	##FFFFFF
##2473B0	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5776B3

Deuteranopia (green-blind)

#4269AF

Tritanopia (blue-blind)

#008289

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2473b0;
/* rgb */ color: rgb(36, 115, 176);
/* oklch */ color: oklch(53.9% 0.121 246.4);

Tailwind

colors: {
  custom: {
    50: '#759bc8',
    500: '#2473b0',
    950: '#000000',
  },
}

SCSS

$custom: #2473b0;
$custom-light: #759bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2473b0",
  "rgb": {
    "r": 36,
    "g": 115,
    "b": 176
  },
  "hsl": {
    "h": 206.143,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.53855,
    "c": 0.12122,
    "h": 246.4
  },
  "luminance": 0.15771
}

Semantic roles & 50–950 ramp

primary

#2473B0

secondary

#C89268

accent

#893FE9

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2473B0

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

Preview Lab → · Contrast checker → · Palette generator →