#178D74#178D74

#178D74 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.6% C 0.105 H 173.6°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#178D74
RGB	rgb(23, 141, 116)
HSL	hsl(167, 72%, 32%)
HSV	hsv(167, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 17.7%, 44.7%)
CIE-LAB	lab(52.39, -36.97, 4.62)
CIE-LCH	lch(52.39, 37.26, 172.87°)
OKLab	oklab(57.64% -0.1042 0.0117)
OKLCH	oklch(57.64% 0.105 173.6)
XYZ	xyz(13.0289, 20.4912, 19.7881)
Luminance	0.2049 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D74 #8D1730

analogous

#178D39 #178D74 #176B8D

triadic

#178D74 #74178D #8D7417

tetradic

#178D74 #39178D #8D1730 #6B8D17

square

#178D74 #39178D #8D1730 #6B8D17

split-complementary

#178D74 #8D176B #8D3917

monochromatic

#06241D #0E5849 #178D74 #20C29F #3FE0BE

Accessibility & contrast

On white

4.12

#178D74 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#178D74 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D74

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D74	#FFFFFF	#000000	##000000
##178D74	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888373

Deuteranopia (green-blind)

#797976

Tritanopia (blue-blind)

#008F86

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #178d74;
/* rgb */ color: rgb(23, 141, 116);
/* oklch */ color: oklch(57.6% 0.105 173.6);

Tailwind

colors: {
  custom: {
    50: '#6caf9c',
    500: '#178d74',
    950: '#000000',
  },
}

SCSS

$custom: #178d74;
$custom-light: #6caf9c;
$custom-dark: #000000;

JSON

{
  "hex": "#178d74",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 116
  },
  "hsl": {
    "h": 167.288,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57638,
    "c": 0.10484,
    "h": 173.6
  },
  "luminance": 0.20493
}

Semantic roles & 50–950 ramp

primary

#178D74

secondary

#C0405B

accent

#3960EF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #178D74

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

Preview Lab → · Contrast checker → · Palette generator →