#178D7C#178D7C

#178D7C is a mid, moderate teal. Relative luminance 0.207; OKLCH L 57.9% C 0.100 H 179.9°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#178D7C
RGB	rgb(23, 141, 124)
HSL	hsl(171, 72%, 32%)
HSV	hsv(171, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 12.1%, 44.7%)
CIE-LAB	lab(52.60, -34.73, 0.31)
CIE-LCH	lch(52.60, 34.74, 179.49°)
OKLab	oklab(57.89% -0.1002 0.0003)
OKLCH	oklch(57.89% 0.1 179.9)
XYZ	xyz(13.5145, 20.6854, 22.3453)
Luminance	0.2069 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D7C #8D1728

analogous

#178D41 #178D7C #17638D

triadic

#178D7C #7C178D #8D7C17

tetradic

#178D7C #41178D #8D1728 #638D17

square

#178D7C #41178D #8D1728 #638D17

split-complementary

#178D7C #8D1763 #8D4117

monochromatic

#06241F #0E584E #178D7C #20C2AA #3FE0C8

Accessibility & contrast

On white

4.09

#178D7C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#178D7C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D7C

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D7C	#FFFFFF	#000000	##000000
##178D7C	1.00	4.09	5.14	5.14
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87847B

Deuteranopia (green-blind)

#78797D

Tritanopia (blue-blind)

#009088

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #178d7c;
/* rgb */ color: rgb(23, 141, 124);
/* oklch */ color: oklch(57.9% 0.100 179.9);

Tailwind

colors: {
  custom: {
    50: '#6cafa1',
    500: '#178d7c',
    950: '#000000',
  },
}

SCSS

$custom: #178d7c;
$custom-light: #6cafa1;
$custom-dark: #000000;

JSON

{
  "hex": "#178d7c",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 124
  },
  "hsl": {
    "h": 171.356,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57885,
    "c": 0.10022,
    "h": 179.9
  },
  "luminance": 0.20687
}

Semantic roles & 50–950 ramp

primary

#178D7C

secondary

#C04052

accent

#3953EF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100F

muted

#7B7F7E

Preview Lab

Preview with #178D7C

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

Preview Lab → · Contrast checker → · Palette generator →