#178D87#178D87

#178D87 is a mid, moderate teal. Relative luminance 0.210; OKLCH L 58.3% C 0.096 H 189.4°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#178D87
RGB	rgb(23, 141, 135)
HSL	hsl(177, 72%, 32%)
HSV	hsv(177, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 4.3%, 44.7%)
CIE-LAB	lab(52.93, -31.48, -5.58)
CIE-LCH	lch(52.93, 31.97, 190.05°)
OKLab	oklab(58.26% -0.0949 -0.0157)
OKLCH	oklch(58.26% 0.096 189.4)
XYZ	xyz(14.2493, 20.9794, 26.2154)
Luminance	0.2098 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D87 #8D171D

analogous

#178D4C #178D87 #17588D

triadic

#178D87 #87178D #8D8717

tetradic

#178D87 #4C178D #8D171D #588D17

square

#178D87 #4C178D #8D171D #588D17

split-complementary

#178D87 #8D1758 #8D4C17

monochromatic

#062422 #0E5855 #178D87 #20C2B9 #3FE0D7

Accessibility & contrast

On white

4.04

#178D87 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#178D87 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D87

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D87	#FFFFFF	#000000	##000000
##178D87	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848587

Deuteranopia (green-blind)

#757A88

Tritanopia (blue-blind)

#00918B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #178d87;
/* rgb */ color: rgb(23, 141, 135);
/* oklch */ color: oklch(58.3% 0.096 189.4);

Tailwind

colors: {
  custom: {
    50: '#6dafa9',
    500: '#178d87',
    950: '#000000',
  },
}

SCSS

$custom: #178d87;
$custom-light: #6dafa9;
$custom-dark: #000000;

JSON

{
  "hex": "#178d87",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 135
  },
  "hsl": {
    "h": 176.949,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.58257,
    "c": 0.09617,
    "h": 189.4
  },
  "luminance": 0.20981
}

Semantic roles & 50–950 ramp

primary

#178D87

secondary

#C04046

accent

#3942EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #178D87

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

Preview Lab → · Contrast checker → · Palette generator →