#18423F#18423F

#18423F is a dark, muted teal. Relative luminance 0.044; OKLCH L 34.9% C 0.047 H 188.8°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#18423F
RGB	rgb(24, 66, 63)
HSL	hsl(176, 47%, 18%)
HSV	hsv(176, 64%, 26%)
CMYK	cmyk(63.6%, 0%, 4.5%, 74.1%)
CIE-LAB	lab(25.10, -15.36, -2.57)
CIE-LCH	lch(25.10, 15.57, 189.50°)
OKLab	oklab(34.87% -0.0462 -0.0072)
OKLCH	oklch(34.87% 0.047 188.8)
XYZ	xyz(3.2217, 4.4492, 5.3907)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18423F #42181B

analogous

#18422A #18423F #183042

triadic

#18423F #3F1842 #423F18

tetradic

#18423F #2A1842 #42181B #304218

square

#18423F #2A1842 #42181B #304218

split-complementary

#18423F #421830 #422A18

monochromatic

#081615 #081615 #18423F #286F6A #399C95

Accessibility & contrast

On white

11.11

#18423F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#18423F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18423F

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18423F	#FFFFFF	#000000	##FFFFFF
##18423F	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3E3F

Deuteranopia (green-blind)

#38393F

Tritanopia (blue-blind)

#004441

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #18423f;
/* rgb */ color: rgb(24, 66, 63);
/* oklch */ color: oklch(34.9% 0.047 188.8);

Tailwind

colors: {
  custom: {
    50: '#5a7674',
    500: '#18423f',
    950: '#000000',
  },
}

SCSS

$custom: #18423f;
$custom-light: #5a7674;
$custom-dark: #000000;

JSON

{
  "hex": "#18423f",
  "rgb": {
    "r": 24,
    "g": 66,
    "b": 63
  },
  "hsl": {
    "h": 175.714,
    "s": 46.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.34865,
    "c": 0.04677,
    "h": 188.8
  },
  "luminance": 0.0445
}

Semantic roles & 50–950 ramp

primary

#18423F

secondary

#793D41

accent

#515BD6

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #18423F

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

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