#178D55#178D55

#178D55 is a mid, vivid teal. Relative luminance 0.199; OKLCH L 56.9% C 0.131 H 156.0°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#178D55
RGB	rgb(23, 141, 85)
HSL	hsl(152, 72%, 32%)
HSV	hsv(152, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 39.7%, 44.7%)
CIE-LAB	lab(51.71, -44.43, 21.32)
CIE-LCH	lch(51.71, 49.28, 154.36°)
OKLab	oklab(56.85% -0.1197 0.0533)
OKLCH	oklch(56.85% 0.131 156)
XYZ	xyz(11.5168, 19.8864, 11.8240)
Luminance	0.1989 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D55 #8D174F

analogous

#178D1A #178D55 #178A8D

triadic

#178D55 #55178D #8D5517

tetradic

#178D55 #1A178D #8D174F #8A8D17

square

#178D55 #1A178D #8D174F #8A8D17

split-complementary

#178D55 #8D178A #8D1A17

monochromatic

#062416 #0E5835 #178D55 #20C275 #3FE093

Accessibility & contrast

On white

4.22

#178D55 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#178D55 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D55

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D55	#FFFFFF	#000000	##000000
##178D55	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8151

Deuteranopia (green-blind)

#7F7759

Tritanopia (blue-blind)

#008C7F

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #178d55;
/* rgb */ color: rgb(23, 141, 85);
/* oklch */ color: oklch(56.9% 0.131 156.0);

Tailwind

colors: {
  custom: {
    50: '#6baf85',
    500: '#178d55',
    950: '#000000',
  },
}

SCSS

$custom: #178d55;
$custom-light: #6baf85;
$custom-dark: #000000;

JSON

{
  "hex": "#178d55",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 85
  },
  "hsl": {
    "h": 151.525,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.56854,
    "c": 0.13104,
    "h": 156
  },
  "luminance": 0.19888
}

Semantic roles & 50–950 ramp

primary

#178D55

secondary

#C0407D

accent

#398FEF

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #178D55

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

Preview Lab → · Contrast checker → · Palette generator →