#183D30#183D30

#183D30 is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.8% C 0.049 H 167.7°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#183D30
RGB	rgb(24, 61, 48)
HSL	hsl(159, 44%, 17%)
HSV	hsv(159, 61%, 24%)
CMYK	cmyk(60.7%, 0%, 21.3%, 76.1%)
CIE-LAB	lab(22.81, -17.04, 4.04)
CIE-LCH	lch(22.81, 17.51, 166.66°)
OKLab	oklab(32.85% -0.0477 0.0104)
OKLCH	oklch(32.85% 0.049 167.7)
XYZ	xyz(2.5787, 3.7448, 3.3827)
Luminance	0.0374 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183D30 #3D1825

analogous

#183D1E #183D30 #18383D

triadic

#183D30 #30183D #3D3018

tetradic

#183D30 #1E183D #3D1825 #383D18

square

#183D30 #1E183D #3D1825 #383D18

split-complementary

#183D30 #3D1838 #3D1E18

monochromatic

#091611 #091611 #183D30 #296953 #3B9575

Accessibility & contrast

On white

12.01

#183D30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#183D30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183D30

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183D30	#FFFFFF	#000000	##FFFFFF
##183D30	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B392F

Deuteranopia (green-blind)

#363531

Tritanopia (blue-blind)

#093D39

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #183d30;
/* rgb */ color: rgb(24, 61, 48);
/* oklch */ color: oklch(32.8% 0.049 167.7);

Tailwind

colors: {
  custom: {
    50: '#587368',
    500: '#183d30',
    950: '#000000',
  },
}

SCSS

$custom: #183d30;
$custom-light: #587368;
$custom-dark: #000000;

JSON

{
  "hex": "#183d30",
  "rgb": {
    "r": 24,
    "g": 61,
    "b": 48
  },
  "hsl": {
    "h": 158.919,
    "s": 43.529,
    "l": 16.667
  },
  "oklch": {
    "l": 0.32847,
    "c": 0.04881,
    "h": 167.7
  },
  "luminance": 0.03745
}

Semantic roles & 50–950 ramp

primary

#183D30

secondary

#733D50

accent

#5581D3

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030806

muted

#787B7A

Preview Lab

Preview with #183D30

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

Preview Lab → · Contrast checker → · Palette generator →