#183442#183442

#183442 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 31.0% C 0.042 H 232.1°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#183442
RGB	rgb(24, 52, 66)
HSL	hsl(200, 47%, 18%)
HSV	hsv(200, 64%, 26%)
CMYK	cmyk(63.6%, 21.2%, 0%, 74.1%)
CIE-LAB	lab(20.22, -5.69, -11.95)
CIE-LCH	lch(20.22, 13.24, 244.55°)
OKLab	oklab(30.98% -0.0259 -0.0333)
OKLCH	oklch(30.98% 0.042 232.1)
XYZ	xyz(2.5877, 3.0433, 5.6042)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183442 #422618

analogous

#18423B #183442 #181F42

triadic

#183442 #421834 #344218

tetradic

#183442 #3B1842 #422618 #1F4218

square

#183442 #3B1842 #422618 #1F4218

split-complementary

#183442 #42181F #423B18

monochromatic

#081216 #081216 #183442 #28576F #397B9C

Accessibility & contrast

On white

13.05

#183442 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#183442 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183442

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183442	#FFFFFF	#000000	##FFFFFF
##183442	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3343

Deuteranopia (green-blind)

#272F42

Tritanopia (blue-blind)

#003839

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #183442;
/* rgb */ color: rgb(24, 52, 66);
/* oklch */ color: oklch(31.0% 0.042 232.1);

Tailwind

colors: {
  custom: {
    50: '#596b76',
    500: '#183442',
    950: '#000000',
  },
}

SCSS

$custom: #183442;
$custom-light: #596b76;
$custom-dark: #000000;

JSON

{
  "hex": "#183442",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 66
  },
  "hsl": {
    "h": 200,
    "s": 46.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.30982,
    "c": 0.04223,
    "h": 232.1
  },
  "luminance": 0.03044
}

Semantic roles & 50–950 ramp

primary

#183442

secondary

#79513D

accent

#7E51D6

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040608

muted

#797A7B

Preview Lab

Preview with #183442

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

Preview Lab → · Contrast checker → · Palette generator →