#178F1A#178F1A

#178F1A is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.7% C 0.180 H 142.9°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#178F1A
RGB	rgb(23, 143, 26)
HSL	hsl(122, 72%, 33%)
HSV	hsv(122, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 81.8%, 43.9%)
CIE-LAB	lab(51.72, -53.06, 48.81)
CIE-LCH	lch(51.72, 72.09, 137.39°)
OKLab	oklab(56.65% -0.1439 0.1087)
OKLCH	oklch(56.65% 0.18 142.9)
XYZ	xyz(10.3616, 19.9004, 4.2721)
Luminance	0.1990 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F1A #8F178C

analogous

#508F17 #178F1A #178F56

triadic

#178F1A #1A178F #8F1A17

tetradic

#178F1A #17508F #8F178C #8F5617

square

#178F1A #17508F #8F178C #8F5617

split-complementary

#178F1A #56178F #8F1750

monochromatic

#062607 #0F5A10 #178F1A #1FC424 #40E044

Accessibility & contrast

On white

4.22

#178F1A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#178F1A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F1A

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F1A	#FFFFFF	#000000	##000000
##178F1A	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)

#928100

Deuteranopia (green-blind)

#867829

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #178f1a;
/* rgb */ color: rgb(23, 143, 26);
/* oklch */ color: oklch(56.7% 0.180 142.9);

Tailwind

colors: {
  custom: {
    50: '#6eb161',
    500: '#178f1a',
    950: '#000000',
  },
}

SCSS

$custom: #178f1a;
$custom-light: #6eb161;
$custom-dark: #000000;

JSON

{
  "hex": "#178f1a",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 26
  },
  "hsl": {
    "h": 121.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56654,
    "c": 0.18032,
    "h": 142.9
  },
  "luminance": 0.19902
}

Semantic roles & 50–950 ramp

primary

#178F1A

secondary

#C141BE

accent

#39EAEF

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091105

muted

#7B807A

Preview Lab

Preview with #178F1A

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

Preview Lab → · Contrast checker → · Palette generator →