#178E74#178E74

#178E74 is a mid, moderate teal. Relative luminance 0.208; OKLCH L 57.9% C 0.106 H 173.0°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#178E74
RGB	rgb(23, 142, 116)
HSL	hsl(167, 72%, 32%)
HSV	hsv(167, 84%, 56%)
CMYK	cmyk(83.8%, 0%, 18.3%, 44.3%)
CIE-LAB	lab(52.72, -37.41, 5.10)
CIE-LCH	lch(52.72, 37.76, 172.24°)
OKLab	oklab(57.91% -0.1052 0.0129)
OKLCH	oklch(57.91% 0.106 173)
XYZ	xyz(13.1770, 20.7874, 19.8375)
Luminance	0.2079 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178E74 #8E1731

analogous

#178E39 #178E74 #176C8E

triadic

#178E74 #74178E #8E7417

tetradic

#178E74 #39178E #8E1731 #6C8E17

square

#178E74 #39178E #8E1731 #6C8E17

split-complementary

#178E74 #8E176C #8E3917

monochromatic

#06251E #0E5949 #178E74 #20C39F #3FE0BD

Accessibility & contrast

On white

4.07

#178E74 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#178E74 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178E74

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178E74	#FFFFFF	#000000	##000000
##178E74	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898473

Deuteranopia (green-blind)

#7A7976

Tritanopia (blue-blind)

#009086

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #178e74;
/* rgb */ color: rgb(23, 142, 116);
/* oklch */ color: oklch(57.9% 0.106 173.0);

Tailwind

colors: {
  custom: {
    50: '#6cb09c',
    500: '#178e74',
    950: '#000000',
  },
}

SCSS

$custom: #178e74;
$custom-light: #6cb09c;
$custom-dark: #000000;

JSON

{
  "hex": "#178e74",
  "rgb": {
    "r": 23,
    "g": 142,
    "b": 116
  },
  "hsl": {
    "h": 166.891,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57907,
    "c": 0.106,
    "h": 173
  },
  "luminance": 0.20789
}

Semantic roles & 50–950 ramp

primary

#178E74

secondary

#C0405C

accent

#3961EF

background

#F7FAF9

surface

#EDF5F2

border

#C8CFCC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #178E74

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

Preview Lab → · Contrast checker → · Palette generator →