#178789#178789

#178789 is a mid, moderate teal. Relative luminance 0.193; OKLCH L 56.8% C 0.092 H 196.8°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#178789
RGB	rgb(23, 135, 137)
HSL	hsl(181, 71%, 31%)
HSV	hsv(181, 83%, 54%)
CMYK	cmyk(83.2%, 1.5%, 0%, 46.3%)
CIE-LAB	lab(51.05, -27.95, -9.54)
CIE-LCH	lch(51.05, 29.53, 198.84°)
OKLab	oklab(56.75% -0.0879 -0.0265)
OKLCH	oklch(56.75% 0.092 196.8)
XYZ	xyz(13.5306, 19.3145, 26.6770)
Luminance	0.1932 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178789 #891917

analogous

#178952 #178789 #174E89

triadic

#178789 #891787 #878917

tetradic

#178789 #521789 #891917 #4E8917

square

#178789 #521789 #891917 #4E8917

split-complementary

#178789 #89174E #895217

monochromatic

#052020 #0E5355 #178789 #20BBBD #3CDBDE

Accessibility & contrast

On white

4.32

#178789 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#178789 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178789

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178789	#FFFFFF	#000000	##000000
##178789	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8089

Deuteranopia (green-blind)

#6E758A

Tritanopia (blue-blind)

#008C87

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178789;
/* rgb */ color: rgb(23, 135, 137);
/* oklch */ color: oklch(56.8% 0.092 196.8);

Tailwind

colors: {
  custom: {
    50: '#6daaab',
    500: '#178789',
    950: '#000000',
  },
}

SCSS

$custom: #178789;
$custom-light: #6daaab;
$custom-dark: #000000;

JSON

{
  "hex": "#178789",
  "rgb": {
    "r": 23,
    "g": 135,
    "b": 137
  },
  "hsl": {
    "h": 181.053,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.56753,
    "c": 0.09179,
    "h": 196.8
  },
  "luminance": 0.19316
}

Semantic roles & 50–950 ramp

primary

#178789

secondary

#BD413F

accent

#3D3AEE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #178789

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

Preview Lab → · Contrast checker → · Palette generator →