#178E56#178E56

#178E56 is a mid, vivid teal. Relative luminance 0.202; OKLCH L 57.2% C 0.131 H 156.2°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#178E56
RGB	rgb(23, 142, 86)
HSL	hsl(152, 72%, 32%)
HSV	hsv(152, 84%, 56%)
CMYK	cmyk(83.8%, 0%, 39.4%, 44.3%)
CIE-LAB	lab(52.06, -44.61, 21.23)
CIE-LCH	lch(52.06, 49.40, 154.54°)
OKLab	oklab(57.15% -0.1202 0.0531)
OKLCH	oklch(57.15% 0.131 156.2)
XYZ	xyz(11.7049, 20.1986, 12.0841)
Luminance	0.2020 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178E56 #8E174F

analogous

#178E1B #178E56 #178A8E

triadic

#178E56 #56178E #8E5617

tetradic

#178E56 #1B178E #8E174F #8A8E17

square

#178E56 #1B178E #8E174F #8A8E17

split-complementary

#178E56 #8E178A #8E1B17

monochromatic

#062516 #0E5936 #178E56 #20C376 #3FE094

Accessibility & contrast

On white

4.17

#178E56 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#178E56 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178E56

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178E56	#FFFFFF	#000000	##000000
##178E56	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8252

Deuteranopia (green-blind)

#80785A

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #178e56;
/* rgb */ color: rgb(23, 142, 86);
/* oklch */ color: oklch(57.2% 0.131 156.2);

Tailwind

colors: {
  custom: {
    50: '#6bb086',
    500: '#178e56',
    950: '#000000',
  },
}

SCSS

$custom: #178e56;
$custom-light: #6bb086;
$custom-dark: #000000;

JSON

{
  "hex": "#178e56",
  "rgb": {
    "r": 23,
    "g": 142,
    "b": 86
  },
  "hsl": {
    "h": 151.765,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57151,
    "c": 0.13143,
    "h": 156.2
  },
  "luminance": 0.202
}

Semantic roles & 50–950 ramp

primary

#178E56

secondary

#C0407D

accent

#398FEF

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #178E56

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

Preview Lab → · Contrast checker → · Palette generator →