#178F7D#178F7D

#178F7D is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.5% C 0.102 H 179.2°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#178F7D
RGB	rgb(23, 143, 125)
HSL	hsl(171, 72%, 33%)
HSV	hsv(171, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 12.6%, 43.9%)
CIE-LAB	lab(53.28, -35.36, 0.72)
CIE-LCH	lch(53.28, 35.37, 178.83°)
OKLab	oklab(58.45% -0.1018 0.0014)
OKLCH	oklch(58.45% 0.102 179.2)
XYZ	xyz(13.8756, 21.3060, 22.7792)
Luminance	0.2131 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F7D #8F1729

analogous

#178F41 #178F7D #17658F

triadic

#178F7D #7D178F #8F7D17

tetradic

#178F7D #41178F #8F1729 #658F17

square

#178F7D #41178F #8F1729 #658F17

split-complementary

#178F7D #8F1765 #8F4117

monochromatic

#062621 #0F5A4F #178F7D #1FC4AB #40E0C8

Accessibility & contrast

On white

3.99

#178F7D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#178F7D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F7D

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F7D	#FFFFFF	#000000	##000000
##178F7D	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89867C

Deuteranopia (green-blind)

#797B7E

Tritanopia (blue-blind)

#00918A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #178f7d;
/* rgb */ color: rgb(23, 143, 125);
/* oklch */ color: oklch(58.5% 0.102 179.2);

Tailwind

colors: {
  custom: {
    50: '#6db0a2',
    500: '#178f7d',
    950: '#000000',
  },
}

SCSS

$custom: #178f7d;
$custom-light: #6db0a2;
$custom-dark: #000000;

JSON

{
  "hex": "#178f7d",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 125
  },
  "hsl": {
    "h": 171,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5845,
    "c": 0.10177,
    "h": 179.2
  },
  "luminance": 0.21308
}

Semantic roles & 50–950 ramp

primary

#178F7D

secondary

#C14154

accent

#3954EF

background

#F7FAF9

surface

#EDF5F2

border

#C8CFCC

text

#08100F

muted

#7B7F7E

Preview Lab

Preview with #178F7D

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

Preview Lab → · Contrast checker → · Palette generator →