#182F37#182F37

#182F37 is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.0% C 0.032 H 222.4°. Best body text is #FFFFFF at 13.99:1 contrast (WCAG AA passes).

Color values

HEX	#182F37
RGB	rgb(24, 47, 55)
HSL	hsl(195, 39%, 15%)
HSV	hsv(195, 56%, 22%)
CMYK	cmyk(56.4%, 14.5%, 0%, 78.4%)
CIE-LAB	lab(17.93, -6.35, -7.91)
CIE-LCH	lch(17.93, 10.14, 231.26°)
OKLab	oklab(29% -0.0239 -0.0219)
OKLCH	oklch(29% 0.032 222.4)
XYZ	xyz(2.0825, 2.5029, 3.9871)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F37 #372018

analogous

#18372F #182F37 #181F37

triadic

#182F37 #37182F #2F3718

tetradic

#182F37 #2F1837 #372018 #1F3718

square

#182F37 #2F1837 #372018 #1F3718

split-complementary

#182F37 #37181F #372F18

monochromatic

#091215 #091215 #182F37 #2B5362 #3D788C

Accessibility & contrast

On white

13.99

#182F37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#182F37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F37

13.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F37	#FFFFFF	#000000	##FFFFFF
##182F37	1.00	13.99	1.50	13.99
#FFFFFF	13.99	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2E37

Deuteranopia (green-blind)

#262A37

Tritanopia (blue-blind)

#083232

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #182f37;
/* rgb */ color: rgb(24, 47, 55);
/* oklch */ color: oklch(29.0% 0.032 222.4);

Tailwind

colors: {
  custom: {
    50: '#57676d',
    500: '#182f37',
    950: '#000000',
  },
}

SCSS

$custom: #182f37;
$custom-light: #57676d;
$custom-dark: #000000;

JSON

{
  "hex": "#182f37",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 55
  },
  "hsl": {
    "h": 195.484,
    "s": 39.241,
    "l": 15.49
  },
  "oklch": {
    "l": 0.28999,
    "c": 0.0324,
    "h": 222.4
  },
  "luminance": 0.02503
}

Semantic roles & 50–950 ramp

primary

#182F37

secondary

#6D4A3E

accent

#7759CF

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030607

muted

#787A7A

Preview Lab

Preview with #182F37

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

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