#183549#183549

#183549 is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.6% C 0.050 H 240.9°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#183549
RGB	rgb(24, 53, 73)
HSL	hsl(204, 51%, 19%)
HSV	hsv(204, 67%, 29%)
CMYK	cmyk(67.1%, 27.4%, 0%, 71.4%)
CIE-LAB	lab(20.91, -3.72, -15.61)
CIE-LCH	lch(20.91, 16.05, 256.60°)
OKLab	oklab(31.64% -0.0243 -0.0438)
OKLCH	oklch(31.64% 0.05 240.9)
XYZ	xyz(2.8519, 3.2212, 6.7735)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183549 #492C18

analogous

#184945 #183549 #181D49

triadic

#183549 #491835 #354918

tetradic

#183549 #451849 #492C18 #1D4918

square

#183549 #451849 #492C18 #1D4918

split-complementary

#183549 #49181D #494518

monochromatic

#081117 #09141B #183549 #275677 #3678A5

Accessibility & contrast

On white

12.77

#183549 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#183549 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183549

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183549	#FFFFFF	#000000	##FFFFFF
##183549	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C354A

Deuteranopia (green-blind)

#253049

Tritanopia (blue-blind)

#003A3C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #183549;
/* rgb */ color: rgb(24, 53, 73);
/* oklch */ color: oklch(31.6% 0.050 240.9);

Tailwind

colors: {
  custom: {
    50: '#5a6c7b',
    500: '#183549',
    950: '#000000',
  },
}

SCSS

$custom: #183549;
$custom-light: #5a6c7b;
$custom-dark: #000000;

JSON

{
  "hex": "#183549",
  "rgb": {
    "r": 24,
    "g": 53,
    "b": 73
  },
  "hsl": {
    "h": 204.49,
    "s": 50.515,
    "l": 19.02
  },
  "oklch": {
    "l": 0.31644,
    "c": 0.05011,
    "h": 240.9
  },
  "luminance": 0.03221
}

Semantic roles & 50–950 ramp

primary

#183549

secondary

#80583D

accent

#874EDA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #183549

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

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