#183144#183144

#183144 is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.3% C 0.046 H 243.1°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#183144
RGB	rgb(24, 49, 68)
HSL	hsl(206, 48%, 18%)
HSV	hsv(206, 65%, 27%)
CMYK	cmyk(64.7%, 27.9%, 0%, 73.3%)
CIE-LAB	lab(19.26, -2.92, -14.79)
CIE-LCH	lch(19.26, 15.08, 258.84°)
OKLab	oklab(30.25% -0.021 -0.0415)
OKLCH	oklch(30.25% 0.047 243.1)
XYZ	xyz(2.5180, 2.8079, 5.8770)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183144 #442B18

analogous

#184441 #183144 #181B44

triadic

#183144 #441831 #314418

tetradic

#183144 #411844 #442B18 #1B4418

square

#183144 #411844 #442B18 #1B4418

split-complementary

#183144 #44181B #444118

monochromatic

#081017 #081017 #183144 #285271 #38729E

Accessibility & contrast

On white

13.45

#183144 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#183144 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183144

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183144	#FFFFFF	#000000	##FFFFFF
##183144	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293145

Deuteranopia (green-blind)

#232D44

Tritanopia (blue-blind)

#003637

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #183144;
/* rgb */ color: rgb(24, 49, 68);
/* oklch */ color: oklch(30.3% 0.046 243.1);

Tailwind

colors: {
  custom: {
    50: '#596878',
    500: '#183144',
    950: '#000000',
  },
}

SCSS

$custom: #183144;
$custom-light: #596878;
$custom-dark: #000000;

JSON

{
  "hex": "#183144",
  "rgb": {
    "r": 24,
    "g": 49,
    "b": 68
  },
  "hsl": {
    "h": 205.909,
    "s": 47.826,
    "l": 18.039
  },
  "oklch": {
    "l": 0.30254,
    "c": 0.0465,
    "h": 243.1
  },
  "luminance": 0.02808
}

Semantic roles & 50–950 ramp

primary

#183144

secondary

#7B583D

accent

#8B50D7

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040608

muted

#797A7B

Preview Lab

Preview with #183144

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

Preview Lab → · Contrast checker → · Palette generator →