#18423E#18423E

#18423E is a dark, muted teal. Relative luminance 0.044; OKLCH L 34.8% C 0.047 H 186.8°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#18423E
RGB	rgb(24, 66, 62)
HSL	hsl(174, 47%, 18%)
HSV	hsv(174, 64%, 26%)
CMYK	cmyk(63.6%, 0%, 6.1%, 74.1%)
CIE-LAB	lab(25.07, -15.68, -1.96)
CIE-LCH	lch(25.07, 15.80, 187.13°)
OKLab	oklab(34.83% -0.0467 -0.0055)
OKLCH	oklch(34.83% 0.047 186.8)
XYZ	xyz(3.1940, 4.4381, 5.2448)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18423E #42181C

analogous

#184229 #18423E #183142

triadic

#18423E #3E1842 #423E18

tetradic

#18423E #291842 #42181C #314218

square

#18423E #291842 #42181C #314218

split-complementary

#18423E #421831 #422918

monochromatic

#081615 #081615 #18423E #286F68 #399C92

Accessibility & contrast

On white

11.13

#18423E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#18423E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18423E

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18423E	#FFFFFF	#000000	##FFFFFF
##18423E	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3E3E

Deuteranopia (green-blind)

#38393E

Tritanopia (blue-blind)

#004441

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #18423e;
/* rgb */ color: rgb(24, 66, 62);
/* oklch */ color: oklch(34.8% 0.047 186.8);

Tailwind

colors: {
  custom: {
    50: '#5a7673',
    500: '#18423e',
    950: '#000000',
  },
}

SCSS

$custom: #18423e;
$custom-light: #5a7673;
$custom-dark: #000000;

JSON

{
  "hex": "#18423e",
  "rgb": {
    "r": 24,
    "g": 66,
    "b": 62
  },
  "hsl": {
    "h": 174.286,
    "s": 46.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.34826,
    "c": 0.04707,
    "h": 186.8
  },
  "luminance": 0.04438
}

Semantic roles & 50–950 ramp

primary

#18423E

secondary

#793D43

accent

#515ED6

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040808

muted

#797B7B

Preview Lab

Preview with #18423E

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

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