#2373A9#2373A9

#2373A9 is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.4% C 0.113 H 243.2°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#2373A9
RGB	rgb(35, 115, 169)
HSL	hsl(204, 66%, 40%)
HSV	hsv(204, 79%, 66%)
CMYK	cmyk(79.3%, 32%, 0%, 33.7%)
CIE-LAB	lab(46.29, -4.53, -35.58)
CIE-LCH	lch(46.29, 35.87, 262.74°)
OKLab	oklab(53.43% -0.051 -0.101)
OKLCH	oklch(53.43% 0.113 243.2)
XYZ	xyz(13.9825, 15.4817, 39.7797)
Luminance	0.1548 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2373A9 #A95923

analogous

#23A99C #2373A9 #2330A9

triadic

#2373A9 #A92373 #73A923

tetradic

#2373A9 #9C23A9 #A95923 #30A923

square

#2373A9 #9C23A9 #A95923 #30A923

split-complementary

#2373A9 #A92330 #A99C23

monochromatic

#0E2E44 #195176 #2373A9 #3494D5 #67AFDF

Accessibility & contrast

On white

5.13

#2373A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#2373A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2373A9

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2373A9	#FFFFFF	#000000	##FFFFFF
##2373A9	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A74AB

Deuteranopia (green-blind)

#4768A8

Tritanopia (blue-blind)

#008086

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2373a9;
/* rgb */ color: rgb(35, 115, 169);
/* oklch */ color: oklch(53.4% 0.113 243.2);

Tailwind

colors: {
  custom: {
    50: '#739bc3',
    500: '#2373a9',
    950: '#000000',
  },
}

SCSS

$custom: #2373a9;
$custom-light: #739bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2373a9",
  "rgb": {
    "r": 35,
    "g": 115,
    "b": 169
  },
  "hsl": {
    "h": 204.179,
    "s": 65.686,
    "l": 40
  },
  "oklch": {
    "l": 0.53428,
    "c": 0.11312,
    "h": 243.2
  },
  "luminance": 0.15483
}

Semantic roles & 50–950 ramp

primary

#2373A9

secondary

#C58A63

accent

#833FE9

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2373A9

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

Preview Lab → · Contrast checker → · Palette generator →