#2373BE#2373BE

#2373BE is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.7% C 0.139 H 251.0°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#2373BE
RGB	rgb(35, 115, 190)
HSL	hsl(209, 69%, 44%)
HSV	hsv(209, 82%, 75%)
CMYK	cmyk(81.6%, 39.5%, 0%, 25.5%)
CIE-LAB	lab(47.41, 3.41, -46.00)
CIE-LCH	lch(47.41, 46.13, 274.24°)
OKLab	oklab(54.68% -0.0452 -0.1314)
OKLCH	oklch(54.68% 0.139 251)
XYZ	xyz(16.1146, 16.3345, 51.0088)
Luminance	0.1634 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2373BE #BE6E23

analogous

#23BEBC #2373BE #2326BE

triadic

#2373BE #BE2373 #73BE23

tetradic

#2373BE #BC23BE #BE6E23 #26BE23

square

#2373BE #BC23BE #BE6E23 #26BE23

split-complementary

#2373BE #BE2326 #BEBC23

monochromatic

#103457 #19548A #2373BE #4292DC #76B0E6

Accessibility & contrast

On white

4.92

#2373BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#2373BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2373BE

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2373BE	#FFFFFF	#000000	##FFFFFF
##2373BE	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F78C1

Deuteranopia (green-blind)

#366ABD

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2373be;
/* rgb */ color: rgb(35, 115, 190);
/* oklch */ color: oklch(54.7% 0.139 251.0);

Tailwind

colors: {
  custom: {
    50: '#779ad2',
    500: '#2373be',
    950: '#000000',
  },
}

SCSS

$custom: #2373be;
$custom-light: #779ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#2373be",
  "rgb": {
    "r": 35,
    "g": 115,
    "b": 190
  },
  "hsl": {
    "h": 209.032,
    "s": 68.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54678,
    "c": 0.13901,
    "h": 251
  },
  "luminance": 0.16336
}

Semantic roles & 50–950 ramp

primary

#2373BE

secondary

#CD9D70

accent

#913CEC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2373BE

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

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