#183449#183449

#183449 is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.4% C 0.051 H 243.1°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#183449
RGB	rgb(24, 52, 73)
HSL	hsl(206, 51%, 19%)
HSV	hsv(206, 67%, 29%)
CMYK	cmyk(67.1%, 28.8%, 0%, 71.4%)
CIE-LAB	lab(20.56, -3.04, -16.15)
CIE-LCH	lch(20.56, 16.44, 259.33°)
OKLab	oklab(31.37% -0.023 -0.0454)
OKLCH	oklch(31.37% 0.051 243.1)
XYZ	xyz(2.8068, 3.1309, 6.7585)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183449 #492D18

analogous

#184946 #183449 #181C49

triadic

#183449 #491834 #344918

tetradic

#183449 #461849 #492D18 #1C4918

square

#183449 #461849 #492D18 #1C4918

split-complementary

#183449 #49181C #494618

monochromatic

#081017 #09131B #183449 #275577 #3676A5

Accessibility & contrast

On white

12.91

#183449 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#183449 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183449

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183449	#FFFFFF	#000000	##FFFFFF
##183449	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B344A

Deuteranopia (green-blind)

#242F49

Tritanopia (blue-blind)

#00393B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #183449;
/* rgb */ color: rgb(24, 52, 73);
/* oklch */ color: oklch(31.4% 0.051 243.1);

Tailwind

colors: {
  custom: {
    50: '#5a6b7b',
    500: '#183449',
    950: '#000000',
  },
}

SCSS

$custom: #183449;
$custom-light: #5a6b7b;
$custom-dark: #000000;

JSON

{
  "hex": "#183449",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 73
  },
  "hsl": {
    "h": 205.714,
    "s": 50.515,
    "l": 19.02
  },
  "oklch": {
    "l": 0.31368,
    "c": 0.05088,
    "h": 243.1
  },
  "luminance": 0.03131
}

Semantic roles & 50–950 ramp

primary

#183449

secondary

#805A3D

accent

#8A4EDA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #183449

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

Preview Lab → · Contrast checker → · Palette generator →