#183D2E#183D2E

#183D2E is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.8% C 0.051 H 164.5°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#183D2E
RGB	rgb(24, 61, 46)
HSL	hsl(156, 44%, 17%)
HSV	hsv(156, 61%, 24%)
CMYK	cmyk(60.7%, 0%, 24.6%, 76.1%)
CIE-LAB	lab(22.75, -17.59, 5.29)
CIE-LCH	lch(22.75, 18.37, 163.26°)
OKLab	oklab(32.78% -0.0488 0.0136)
OKLCH	oklch(32.78% 0.051 164.5)
XYZ	xyz(2.5383, 3.7287, 3.1702)
Luminance	0.0373 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183D2E #3D1827

analogous

#183D1C #183D2E #183A3D

triadic

#183D2E #2E183D #3D2E18

tetradic

#183D2E #1C183D #3D1827 #3A3D18

square

#183D2E #1C183D #3D1827 #3A3D18

split-complementary

#183D2E #3D183A #3D1C18

monochromatic

#091611 #091611 #183D2E #29694F #3B9570

Accessibility & contrast

On white

12.03

#183D2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#183D2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183D2E

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183D2E	#FFFFFF	#000000	##FFFFFF
##183D2E	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C392D

Deuteranopia (green-blind)

#36352F

Tritanopia (blue-blind)

#0A3D39

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #183d2e;
/* rgb */ color: rgb(24, 61, 46);
/* oklch */ color: oklch(32.8% 0.051 164.5);

Tailwind

colors: {
  custom: {
    50: '#587366',
    500: '#183d2e',
    950: '#000000',
  },
}

SCSS

$custom: #183d2e;
$custom-light: #587366;
$custom-dark: #000000;

JSON

{
  "hex": "#183d2e",
  "rgb": {
    "r": 24,
    "g": 61,
    "b": 46
  },
  "hsl": {
    "h": 155.676,
    "s": 43.529,
    "l": 16.667
  },
  "oklch": {
    "l": 0.32783,
    "c": 0.05067,
    "h": 164.5
  },
  "luminance": 0.03729
}

Semantic roles & 50–950 ramp

primary

#183D2E

secondary

#733D53

accent

#5588D3

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030806

muted

#787B7A

Preview Lab

Preview with #183D2E

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

Preview Lab → · Contrast checker → · Palette generator →