#183237#183237

#183237 is a dark, muted teal. Relative luminance 0.028; OKLCH L 29.9% C 0.033 H 211.4°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#183237
RGB	rgb(24, 50, 55)
HSL	hsl(190, 39%, 15%)
HSV	hsv(190, 56%, 22%)
CMYK	cmyk(56.4%, 9.1%, 0%, 78.4%)
CIE-LAB	lab(19.02, -8.30, -6.27)
CIE-LCH	lch(19.02, 10.40, 217.05°)
OKLab	oklab(29.87% -0.0283 -0.0173)
OKLCH	oklch(29.87% 0.033 211.4)
XYZ	xyz(2.2066, 2.7510, 4.0284)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183237 #371D18

analogous

#18372C #183237 #182237

triadic

#183237 #371832 #323718

tetradic

#183237 #2C1837 #371D18 #223718

square

#183237 #2C1837 #371D18 #223718

split-complementary

#183237 #371822 #372C18

monochromatic

#091315 #091315 #183237 #2B5962 #3D7F8C

Accessibility & contrast

On white

13.55

#183237 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#183237 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183237

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183237	#FFFFFF	#000000	##FFFFFF
##183237	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3037

Deuteranopia (green-blind)

#292D37

Tritanopia (blue-blind)

#073433

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #183237;
/* rgb */ color: rgb(24, 50, 55);
/* oklch */ color: oklch(29.9% 0.033 211.4);

Tailwind

colors: {
  custom: {
    50: '#586a6d',
    500: '#183237',
    950: '#000000',
  },
}

SCSS

$custom: #183237;
$custom-light: #586a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#183237",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 55
  },
  "hsl": {
    "h": 189.677,
    "s": 39.241,
    "l": 15.49
  },
  "oklch": {
    "l": 0.29866,
    "c": 0.03316,
    "h": 211.4
  },
  "luminance": 0.02751
}

Semantic roles & 50–950 ramp

primary

#183237

secondary

#6D463E

accent

#6C59CF

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030607

muted

#787A7A

Preview Lab

Preview with #183237

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

Preview Lab → · Contrast checker → · Palette generator →