#183C2E#183C2E

#183C2E is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.5% C 0.049 H 165.6°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#183C2E
RGB	rgb(24, 60, 46)
HSL	hsl(157, 43%, 16%)
HSV	hsv(157, 60%, 24%)
CMYK	cmyk(60%, 0%, 23.3%, 76.5%)
CIE-LAB	lab(22.38, -17.04, 4.76)
CIE-LCH	lch(22.38, 17.69, 164.38°)
OKLab	oklab(32.48% -0.0474 0.0122)
OKLCH	oklch(32.48% 0.049 165.6)
XYZ	xyz(2.4855, 3.6229, 3.1526)
Luminance	0.0362 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183C2E #3C1826

analogous

#183C1C #183C2E #18383C

triadic

#183C2E #2E183C #3C2E18

tetradic

#183C2E #1C183C #3C1826 #383C18

square

#183C2E #1C183C #3C1826 #383C18

split-complementary

#183C2E #3C1838 #3C1C18

monochromatic

#091611 #091611 #183C2E #296850 #3B9371

Accessibility & contrast

On white

12.18

#183C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#183C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183C2E

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183C2E	#FFFFFF	#000000	##FFFFFF
##183C2E	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382D

Deuteranopia (green-blind)

#35342F

Tritanopia (blue-blind)

#0A3C38

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #183c2e;
/* rgb */ color: rgb(24, 60, 46);
/* oklch */ color: oklch(32.5% 0.049 165.6);

Tailwind

colors: {
  custom: {
    50: '#587266',
    500: '#183c2e',
    950: '#000000',
  },
}

SCSS

$custom: #183c2e;
$custom-light: #587266;
$custom-dark: #000000;

JSON

{
  "hex": "#183c2e",
  "rgb": {
    "r": 24,
    "g": 60,
    "b": 46
  },
  "hsl": {
    "h": 156.667,
    "s": 42.857,
    "l": 16.471
  },
  "oklch": {
    "l": 0.32482,
    "c": 0.04899,
    "h": 165.6
  },
  "luminance": 0.03623
}

Semantic roles & 50–950 ramp

primary

#183C2E

secondary

#723E52

accent

#5586D3

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030806

muted

#787B7A

Preview Lab

Preview with #183C2E

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

Preview Lab → · Contrast checker → · Palette generator →