#178D7A#178D7A

#178D7A is a mid, moderate teal. Relative luminance 0.206; OKLCH L 57.8% C 0.101 H 178.2°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#178D7A
RGB	rgb(23, 141, 122)
HSL	hsl(170, 72%, 32%)
HSV	hsv(170, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 13.5%, 44.7%)
CIE-LAB	lab(52.55, -35.30, 1.39)
CIE-LCH	lch(52.55, 35.33, 177.75°)
OKLab	oklab(57.82% -0.1012 0.0031)
OKLCH	oklch(57.82% 0.101 178.2)
XYZ	xyz(13.3893, 20.6354, 21.6859)
Luminance	0.2064 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D7A #8D172A

analogous

#178D3F #178D7A #17658D

triadic

#178D7A #7A178D #8D7A17

tetradic

#178D7A #3F178D #8D172A #658D17

square

#178D7A #3F178D #8D172A #658D17

split-complementary

#178D7A #8D1765 #8D3F17

monochromatic

#06241F #0E584C #178D7A #20C2A8 #3FE0C6

Accessibility & contrast

On white

4.10

#178D7A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#178D7A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D7A

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D7A	#FFFFFF	#000000	##000000
##178D7A	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878479

Deuteranopia (green-blind)

#78797C

Tritanopia (blue-blind)

#008F87

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #178d7a;
/* rgb */ color: rgb(23, 141, 122);
/* oklch */ color: oklch(57.8% 0.101 178.2);

Tailwind

colors: {
  custom: {
    50: '#6cafa0',
    500: '#178d7a',
    950: '#000000',
  },
}

SCSS

$custom: #178d7a;
$custom-light: #6cafa0;
$custom-dark: #000000;

JSON

{
  "hex": "#178d7a",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 122
  },
  "hsl": {
    "h": 170.339,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57822,
    "c": 0.10125,
    "h": 178.2
  },
  "luminance": 0.20637
}

Semantic roles & 50–950 ramp

primary

#178D7A

secondary

#C04055

accent

#3956EF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #178D7A

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

Preview Lab → · Contrast checker → · Palette generator →