#18344C#18344C

#18344C is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.5% C 0.055 H 246.5°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#18344C
RGB	rgb(24, 52, 76)
HSL	hsl(208, 52%, 20%)
HSV	hsv(208, 68%, 30%)
CMYK	cmyk(68.4%, 31.6%, 0%, 70.2%)
CIE-LAB	lab(20.72, -1.88, -17.92)
CIE-LCH	lch(20.72, 18.02, 264.03°)
OKLab	oklab(31.55% -0.0219 -0.0505)
OKLCH	oklch(31.55% 0.055 246.5)
XYZ	xyz(2.9087, 3.1717, 7.2950)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18344C #4C3018

analogous

#184C4A #18344C #181A4C

triadic

#18344C #4C1834 #344C18

tetradic

#18344C #4A184C #4C3018 #1A4C18

square

#18344C #4A184C #4C3018 #1A4C18

split-complementary

#18344C #4C181A #4C4A18

monochromatic

#071017 #09141D #18344C #27547B #3574A9

Accessibility & contrast

On white

12.85

#18344C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#18344C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18344C

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18344C	#FFFFFF	#000000	##FFFFFF
##18344C	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A354D

Deuteranopia (green-blind)

#23304C

Tritanopia (blue-blind)

#003A3C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #18344c;
/* rgb */ color: rgb(24, 52, 76);
/* oklch */ color: oklch(31.5% 0.055 246.5);

Tailwind

colors: {
  custom: {
    50: '#5b6b7e',
    500: '#18344c',
    950: '#000000',
  },
}

SCSS

$custom: #18344c;
$custom-light: #5b6b7e;
$custom-dark: #000000;

JSON

{
  "hex": "#18344c",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 76
  },
  "hsl": {
    "h": 207.692,
    "s": 52,
    "l": 19.608
  },
  "oklch": {
    "l": 0.31545,
    "c": 0.05503,
    "h": 246.5
  },
  "luminance": 0.03172
}

Semantic roles & 50–950 ramp

primary

#18344C

secondary

#835D3D

accent

#8E4CDB

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #18344C

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

Preview Lab → · Contrast checker → · Palette generator →