#183752#183752

#183752 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.7% C 0.061 H 247.2°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#183752
RGB	rgb(24, 55, 82)
HSL	hsl(208, 55%, 21%)
HSV	hsv(208, 71%, 32%)
CMYK	cmyk(70.7%, 32.9%, 0%, 67.8%)
CIE-LAB	lab(22.07, -1.56, -19.81)
CIE-LCH	lch(22.07, 19.87, 265.49°)
OKLab	oklab(32.72% -0.0235 -0.0559)
OKLCH	oklch(32.72% 0.061 247.2)
XYZ	xyz(3.2653, 3.5354, 8.4913)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183752 #523318

analogous

#185250 #183752 #181A52

triadic

#183752 #521837 #375218

tetradic

#183752 #501852 #523318 #1A5218

square

#183752 #501852 #523318 #1A5218

split-complementary

#183752 #52181A #525018

monochromatic

#071018 #0A1723 #183752 #265781 #3477B1

Accessibility & contrast

On white

12.30

#183752 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#183752 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183752

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183752	#FFFFFF	#000000	##FFFFFF
##183752	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3853

Deuteranopia (green-blind)

#233251

Tritanopia (blue-blind)

#003D41

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #183752;
/* rgb */ color: rgb(24, 55, 82);
/* oklch */ color: oklch(32.7% 0.061 247.2);

Tailwind

colors: {
  custom: {
    50: '#5c6d82',
    500: '#183752',
    950: '#000000',
  },
}

SCSS

$custom: #183752;
$custom-light: #5c6d82;
$custom-dark: #000000;

JSON

{
  "hex": "#183752",
  "rgb": {
    "r": 24,
    "g": 55,
    "b": 82
  },
  "hsl": {
    "h": 207.931,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.32718,
    "c": 0.06066,
    "h": 247.2
  },
  "luminance": 0.03536
}

Semantic roles & 50–950 ramp

primary

#183752

secondary

#89603D

accent

#8F4ADE

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #183752

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

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