#178F2A#178F2A

#178F2A is a mid, vivid green. Relative luminance 0.200; OKLCH L 56.8% C 0.171 H 144.7°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#178F2A
RGB	rgb(23, 143, 42)
HSL	hsl(130, 72%, 33%)
HSV	hsv(130, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 70.6%, 43.9%)
CIE-LAB	lab(51.83, -51.75, 43.06)
CIE-LCH	lch(51.83, 67.32, 140.24°)
OKLab	oklab(56.77% -0.1396 0.0988)
OKLCH	oklch(56.77% 0.171 144.7)
XYZ	xyz(10.5930, 19.9929, 5.4908)
Luminance	0.1999 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F2A #8F177C

analogous

#408F17 #178F2A #178F66

triadic

#178F2A #2A178F #8F2A17

tetradic

#178F2A #17408F #8F177C #8F6617

square

#178F2A #17408F #8F177C #8F6617

split-complementary

#178F2A #66178F #8F1740

monochromatic

#06260B #0F5A1B #178F2A #1FC439 #40E059

Accessibility & contrast

On white

4.20

#178F2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#178F2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F2A

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F2A	#FFFFFF	#000000	##000000
##178F2A	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92811B

Deuteranopia (green-blind)

#857834

Tritanopia (blue-blind)

#008B7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #178f2a;
/* rgb */ color: rgb(23, 143, 42);
/* oklch */ color: oklch(56.8% 0.171 144.7);

Tailwind

colors: {
  custom: {
    50: '#6db169',
    500: '#178f2a',
    950: '#000000',
  },
}

SCSS

$custom: #178f2a;
$custom-light: #6db169;
$custom-dark: #000000;

JSON

{
  "hex": "#178f2a",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 42
  },
  "hsl": {
    "h": 129.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56774,
    "c": 0.17106,
    "h": 144.7
  },
  "luminance": 0.19994
}

Semantic roles & 50–950 ramp

primary

#178F2A

secondary

#C141AD

accent

#39D2EF

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081107

muted

#7B807A

Preview Lab

Preview with #178F2A

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

Preview Lab → · Contrast checker → · Palette generator →