#18909C#18909C

#18909C is a mid, moderate teal. Relative luminance 0.225; OKLCH L 59.8% C 0.098 H 205.7°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#18909C
RGB	rgb(24, 144, 156)
HSL	hsl(185, 73%, 35%)
HSV	hsv(185, 85%, 61%)
CMYK	cmyk(84.6%, 7.7%, 0%, 38.8%)
CIE-LAB	lab(54.59, -26.22, -15.20)
CIE-LCH	lch(54.59, 30.31, 210.11°)
OKLab	oklab(59.85% -0.088 -0.0423)
OKLCH	oklch(59.85% 0.098 205.7)
XYZ	xyz(16.3480, 22.5389, 34.9349)
Luminance	0.2254 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18909C #9C2418

analogous

#189C66 #18909C #184E9C

triadic

#18909C #9C1890 #909C18

tetradic

#18909C #66189C #9C2418 #4E9C18

square

#18909C #66189C #9C2418 #4E9C18

split-complementary

#18909C #9C184E #9C6618

monochromatic

#082E32 #105F67 #18909C #20C1D1 #4BD5E3

Accessibility & contrast

On white

3.81

#18909C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#18909C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #18909C

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18909C	#FFFFFF	#000000	##000000
##18909C	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838A9D

Deuteranopia (green-blind)

#727D9C

Tritanopia (blue-blind)

#009793

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #18909c;
/* rgb */ color: rgb(24, 144, 156);
/* oklch */ color: oklch(59.8% 0.098 205.7);

Tailwind

colors: {
  custom: {
    50: '#71b1b9',
    500: '#18909c',
    950: '#000000',
  },
}

SCSS

$custom: #18909c;
$custom-light: #71b1b9;
$custom-dark: #000000;

JSON

{
  "hex": "#18909c",
  "rgb": {
    "r": 24,
    "g": 144,
    "b": 156
  },
  "hsl": {
    "h": 185.455,
    "s": 73.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.59846,
    "c": 0.09764,
    "h": 205.7
  },
  "luminance": 0.22541
}

Semantic roles & 50–950 ramp

primary

#18909C

secondary

#C5564B

accent

#4938F0

background

#F7FAFB

surface

#EDF5F6

border

#C8CFD0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #18909C

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

Preview Lab → · Contrast checker → · Palette generator →