#178F80#178F80

#178F80 is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.5% C 0.100 H 181.7°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#178F80
RGB	rgb(23, 143, 128)
HSL	hsl(173, 72%, 33%)
HSV	hsv(173, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 10.5%, 43.9%)
CIE-LAB	lab(53.37, -34.50, -0.88)
CIE-LCH	lch(53.37, 34.51, 181.47°)
OKLab	oklab(58.55% -0.1003 -0.0029)
OKLCH	oklch(58.55% 0.1 181.7)
XYZ	xyz(14.0701, 21.3838, 23.8038)
Luminance	0.2139 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F80 #8F1726

analogous

#178F44 #178F80 #17628F

triadic

#178F80 #80178F #8F8017

tetradic

#178F80 #44178F #8F1726 #628F17

square

#178F80 #44178F #8F1726 #628F17

split-complementary

#178F80 #8F1762 #8F4417

monochromatic

#062622 #0F5A51 #178F80 #1FC4AF #40E0CC

Accessibility & contrast

On white

3.98

#178F80 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#178F80 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F80

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F80	#FFFFFF	#000000	##000000
##178F80	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88867F

Deuteranopia (green-blind)

#797B81

Tritanopia (blue-blind)

#00928A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #178f80;
/* rgb */ color: rgb(23, 143, 128);
/* oklch */ color: oklch(58.5% 0.100 181.7);

Tailwind

colors: {
  custom: {
    50: '#6db0a4',
    500: '#178f80',
    950: '#000000',
  },
}

SCSS

$custom: #178f80;
$custom-light: #6db0a4;
$custom-dark: #000000;

JSON

{
  "hex": "#178f80",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 128
  },
  "hsl": {
    "h": 172.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.58547,
    "c": 0.10033,
    "h": 181.7
  },
  "luminance": 0.21386
}

Semantic roles & 50–950 ramp

primary

#178F80

secondary

#C14151

accent

#3950EF

background

#F7FAFA

surface

#EDF5F4

border

#C8CFCE

text

#08100F

muted

#7B7F7F

Preview Lab

Preview with #178F80

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

Preview Lab → · Contrast checker → · Palette generator →