#18443A#18443A

#18443A is a dark, muted teal. Relative luminance 0.046; OKLCH L 35.3% C 0.052 H 175.8°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#18443A
RGB	rgb(24, 68, 58)
HSL	hsl(166, 48%, 18%)
HSV	hsv(166, 65%, 27%)
CMYK	cmyk(64.7%, 0%, 14.7%, 73.3%)
CIE-LAB	lab(25.66, -18.02, 1.54)
CIE-LCH	lch(25.66, 18.08, 175.11°)
OKLab	oklab(35.27% -0.0515 0.0038)
OKLCH	oklch(35.27% 0.052 175.8)
XYZ	xyz(3.2072, 4.6336, 4.7275)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18443A #441822

analogous

#184424 #18443A #183844

triadic

#18443A #3A1844 #443A18

tetradic

#18443A #241844 #441822 #384418

square

#18443A #241844 #441822 #384418

split-complementary

#18443A #441838 #442418

monochromatic

#081713 #081713 #18443A #287161 #389E87

Accessibility & contrast

On white

10.90

#18443A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#18443A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18443A

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18443A	#FFFFFF	#000000	##FFFFFF
##18443A	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41403A

Deuteranopia (green-blind)

#3B3B3B

Tritanopia (blue-blind)

#004541

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #18443a;
/* rgb */ color: rgb(24, 68, 58);
/* oklch */ color: oklch(35.3% 0.052 175.8);

Tailwind

colors: {
  custom: {
    50: '#5a7870',
    500: '#18443a',
    950: '#000000',
  },
}

SCSS

$custom: #18443a;
$custom-light: #5a7870;
$custom-dark: #000000;

JSON

{
  "hex": "#18443a",
  "rgb": {
    "r": 24,
    "g": 68,
    "b": 58
  },
  "hsl": {
    "h": 166.364,
    "s": 47.826,
    "l": 18.039
  },
  "oklch": {
    "l": 0.35266,
    "c": 0.05167,
    "h": 175.8
  },
  "luminance": 0.04634
}

Semantic roles & 50–950 ramp

primary

#18443A

secondary

#7B3D4B

accent

#506FD7

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040907

muted

#797B7A

Preview Lab

Preview with #18443A

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

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