#183D34#183D34

#183D34 is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.0% C 0.046 H 175.2°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#183D34
RGB	rgb(24, 61, 52)
HSL	hsl(165, 44%, 17%)
HSV	hsv(165, 61%, 24%)
CMYK	cmyk(60.7%, 0%, 14.8%, 76.1%)
CIE-LAB	lab(22.93, -15.89, 1.55)
CIE-LCH	lch(22.93, 15.97, 174.44°)
OKLab	oklab(32.98% -0.0455 0.0039)
OKLCH	oklch(32.98% 0.046 175.2)
XYZ	xyz(2.6650, 3.7794, 3.8372)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183D34 #3D1821

analogous

#183D22 #183D34 #18343D

triadic

#183D34 #34183D #3D3418

tetradic

#183D34 #22183D #3D1821 #343D18

square

#183D34 #22183D #3D1821 #343D18

split-complementary

#183D34 #3D1834 #3D2218

monochromatic

#091613 #091613 #183D34 #296959 #3B957F

Accessibility & contrast

On white

11.96

#183D34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#183D34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183D34

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183D34	#FFFFFF	#000000	##FFFFFF
##183D34	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3934

Deuteranopia (green-blind)

#353535

Tritanopia (blue-blind)

#063E3A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #183d34;
/* rgb */ color: rgb(24, 61, 52);
/* oklch */ color: oklch(33.0% 0.046 175.2);

Tailwind

colors: {
  custom: {
    50: '#59726b',
    500: '#183d34',
    950: '#000000',
  },
}

SCSS

$custom: #183d34;
$custom-light: #59726b;
$custom-dark: #000000;

JSON

{
  "hex": "#183d34",
  "rgb": {
    "r": 24,
    "g": 61,
    "b": 52
  },
  "hsl": {
    "h": 165.405,
    "s": 43.529,
    "l": 16.667
  },
  "oklch": {
    "l": 0.32983,
    "c": 0.04562,
    "h": 175.2
  },
  "luminance": 0.0378
}

Semantic roles & 50–950 ramp

primary

#183D34

secondary

#733D4B

accent

#5573D3

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#040806

muted

#797B7A

Preview Lab

Preview with #183D34

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

Preview Lab → · Contrast checker → · Palette generator →