#183136#183136

#183136 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.5% C 0.032 H 212.0°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#183136
RGB	rgb(24, 49, 54)
HSL	hsl(190, 38%, 15%)
HSV	hsv(190, 56%, 21%)
CMYK	cmyk(55.6%, 9.3%, 0%, 78.8%)
CIE-LAB	lab(18.61, -8.00, -6.19)
CIE-LCH	lch(18.61, 10.11, 217.72°)
OKLab	oklab(29.53% -0.0273 -0.0171)
OKLCH	oklch(29.53% 0.032 212)
XYZ	xyz(2.1406, 2.6570, 3.8894)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183136 #361D18

analogous

#18362C #183136 #182236

triadic

#183136 #361831 #313618

tetradic

#183136 #2C1836 #361D18 #223618

square

#183136 #2C1836 #361D18 #223618

split-complementary

#183136 #361822 #362C18

monochromatic

#091315 #091315 #183136 #2B5760 #3E7E8B

Accessibility & contrast

On white

13.71

#183136 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#183136 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183136

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183136	#FFFFFF	#000000	##FFFFFF
##183136	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2F36

Deuteranopia (green-blind)

#282C36

Tritanopia (blue-blind)

#083332

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #183136;
/* rgb */ color: rgb(24, 49, 54);
/* oklch */ color: oklch(29.5% 0.032 212.0);

Tailwind

colors: {
  custom: {
    50: '#57696d',
    500: '#183136',
    950: '#000000',
  },
}

SCSS

$custom: #183136;
$custom-light: #57696d;
$custom-dark: #000000;

JSON

{
  "hex": "#183136",
  "rgb": {
    "r": 24,
    "g": 49,
    "b": 54
  },
  "hsl": {
    "h": 190,
    "s": 38.462,
    "l": 15.294
  },
  "oklch": {
    "l": 0.2953,
    "c": 0.03223,
    "h": 212
  },
  "luminance": 0.02657
}

Semantic roles & 50–950 ramp

primary

#183136

secondary

#6C463E

accent

#6D59CE

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030607

muted

#787A7A

Preview Lab

Preview with #183136

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

Preview Lab → · Contrast checker → · Palette generator →