#183B34#183B34

#183B34 is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.4% C 0.043 H 178.6°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#183B34
RGB	rgb(24, 59, 52)
HSL	hsl(168, 42%, 16%)
HSV	hsv(168, 59%, 23%)
CMYK	cmyk(59.3%, 0%, 11.9%, 76.9%)
CIE-LAB	lab(22.20, -14.75, 0.48)
CIE-LCH	lch(22.20, 14.76, 178.13°)
OKLab	oklab(32.39% -0.0427 0.001)
OKLCH	oklch(32.39% 0.043 178.6)
XYZ	xyz(2.5602, 3.5698, 3.8023)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183B34 #3B181F

analogous

#183B23 #183B34 #18313B

triadic

#183B34 #34183B #3B3418

tetradic

#183B34 #23183B #3B181F #313B18

square

#183B34 #23183B #3B181F #313B18

split-complementary

#183B34 #3B1831 #3B2318

monochromatic

#091613 #091613 #183B34 #2A675A #3B9281

Accessibility & contrast

On white

12.25

#183B34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#183B34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183B34

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183B34	#FFFFFF	#000000	##FFFFFF
##183B34	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393734

Deuteranopia (green-blind)

#333335

Tritanopia (blue-blind)

#063C39

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #183b34;
/* rgb */ color: rgb(24, 59, 52);
/* oklch */ color: oklch(32.4% 0.043 178.6);

Tailwind

colors: {
  custom: {
    50: '#58716b',
    500: '#183b34',
    950: '#000000',
  },
}

SCSS

$custom: #183b34;
$custom-light: #58716b;
$custom-dark: #000000;

JSON

{
  "hex": "#183b34",
  "rgb": {
    "r": 24,
    "g": 59,
    "b": 52
  },
  "hsl": {
    "h": 168,
    "s": 42.169,
    "l": 16.275
  },
  "oklch": {
    "l": 0.32389,
    "c": 0.04271,
    "h": 178.6
  },
  "luminance": 0.0357
}

Semantic roles & 50–950 ramp

primary

#183B34

secondary

#713E48

accent

#566FD2

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030706

muted

#787A7A

Preview Lab

Preview with #183B34

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

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