#183652#183652

#183652 is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.5% C 0.062 H 248.8°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#183652
RGB	rgb(24, 54, 82)
HSL	hsl(209, 55%, 21%)
HSV	hsv(209, 71%, 32%)
CMYK	cmyk(70.7%, 34.1%, 0%, 67.8%)
CIE-LAB	lab(21.73, -0.88, -20.34)
CIE-LCH	lch(21.73, 20.36, 267.53°)
OKLab	oklab(32.45% -0.0223 -0.0575)
OKLCH	oklch(32.45% 0.062 248.8)
XYZ	xyz(3.2183, 3.4414, 8.4757)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183652 #523418

analogous

#185251 #183652 #181952

triadic

#183652 #521836 #365218

tetradic

#183652 #511852 #523418 #195218

square

#183652 #511852 #523418 #195218

split-complementary

#183652 #521819 #525118

monochromatic

#071018 #0A1723 #183652 #265581 #3474B1

Accessibility & contrast

On white

12.44

#183652 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#183652 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183652

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183652	#FFFFFF	#000000	##FFFFFF
##183652	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3753

Deuteranopia (green-blind)

#223251

Tritanopia (blue-blind)

#003D40

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #183652;
/* rgb */ color: rgb(24, 54, 82);
/* oklch */ color: oklch(32.5% 0.062 248.8);

Tailwind

colors: {
  custom: {
    50: '#5c6c82',
    500: '#183652',
    950: '#000000',
  },
}

SCSS

$custom: #183652;
$custom-light: #5c6c82;
$custom-dark: #000000;

JSON

{
  "hex": "#183652",
  "rgb": {
    "r": 24,
    "g": 54,
    "b": 82
  },
  "hsl": {
    "h": 208.966,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3245,
    "c": 0.06166,
    "h": 248.8
  },
  "luminance": 0.03442
}

Semantic roles & 50–950 ramp

primary

#183652

secondary

#89623D

accent

#914ADE

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #183652

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

Preview Lab → · Contrast checker → · Palette generator →