#18737C#18737C

#18737C is a mid, moderate teal. Relative luminance 0.139; OKLCH L 51.0% C 0.081 H 205.2°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#18737C
RGB	rgb(24, 115, 124)
HSL	hsl(185, 68%, 29%)
HSV	hsv(185, 81%, 49%)
CMYK	cmyk(80.6%, 7.3%, 0%, 51.4%)
CIE-LAB	lab(44.10, -21.90, -12.32)
CIE-LCH	lch(44.10, 25.12, 209.37°)
OKLab	oklab(50.97% -0.073 -0.0343)
OKLCH	oklch(50.97% 0.081 205.2)
XYZ	xyz(10.1439, 13.9096, 21.2151)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18737C #7C2118

analogous

#187C53 #18737C #18417C

triadic

#18737C #7C1873 #737C18

tetradic

#18737C #53187C #7C2118 #417C18

square

#18737C #53187C #7C2118 #417C18

split-complementary

#18737C #7C1841 #7C5318

monochromatic

#05181A #0E4349 #18737C #22A3AF #36CAD8

Accessibility & contrast

On white

5.55

#18737C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#18737C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18737C

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18737C	#FFFFFF	#000000	##FFFFFF
##18737C	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696E7D

Deuteranopia (green-blind)

#5B647C

Tritanopia (blue-blind)

#007876

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #18737c;
/* rgb */ color: rgb(24, 115, 124);
/* oklch */ color: oklch(51.0% 0.081 205.2);

Tailwind

colors: {
  custom: {
    50: '#689ba1',
    500: '#18737c',
    950: '#000000',
  },
}

SCSS

$custom: #18737c;
$custom-light: #689ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#18737c",
  "rgb": {
    "r": 24,
    "g": 115,
    "b": 124
  },
  "hsl": {
    "h": 185.4,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.50971,
    "c": 0.08063,
    "h": 205.2
  },
  "luminance": 0.13911
}

Semantic roles & 50–950 ramp

primary

#18737C

secondary

#B1493F

accent

#4D3DEA

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070E0F

muted

#7A7E7E

Preview Lab

Preview with #18737C

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

Preview Lab → · Contrast checker → · Palette generator →