#178C2A#178C2A

#178C2A is a mid, vivid green. Relative luminance 0.191; OKLCH L 55.9% C 0.168 H 144.8°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#178C2A
RGB	rgb(23, 140, 42)
HSL	hsl(130, 72%, 32%)
HSV	hsv(130, 84%, 55%)
CMYK	cmyk(83.6%, 0%, 70%, 45.1%)
CIE-LAB	lab(50.81, -50.76, 41.97)
CIE-LCH	lch(50.81, 65.86, 140.42°)
OKLab	oklab(55.93% -0.1369 0.0965)
OKLCH	oklch(55.93% 0.168 144.8)
XYZ	xyz(10.1486, 19.1042, 5.3427)
Luminance	0.1910 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178C2A #8C1779

analogous

#3E8C17 #178C2A #178C65

triadic

#178C2A #2A178C #8C2A17

tetradic

#178C2A #173E8C #8C1779 #8C6517

square

#178C2A #173E8C #8C1779 #8C6517

split-complementary

#178C2A #65178C #8C173E

monochromatic

#06230A #0E571A #178C2A #20C13A #3EDF58

Accessibility & contrast

On white

4.36

#178C2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#178C2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C2A

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178C2A	#FFFFFF	#000000	##000000
##178C2A	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E1C

Deuteranopia (green-blind)

#827633

Tritanopia (blue-blind)

#008878

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #178c2a;
/* rgb */ color: rgb(23, 140, 42);
/* oklch */ color: oklch(55.9% 0.168 144.8);

Tailwind

colors: {
  custom: {
    50: '#6caf69',
    500: '#178c2a',
    950: '#000000',
  },
}

SCSS

$custom: #178c2a;
$custom-light: #6caf69;
$custom-dark: #000000;

JSON

{
  "hex": "#178c2a",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 42
  },
  "hsl": {
    "h": 129.744,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.55926,
    "c": 0.16754,
    "h": 144.8
  },
  "luminance": 0.19105
}

Semantic roles & 50–950 ramp

primary

#178C2A

secondary

#BF3FAB

accent

#39D1EF

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #178C2A

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

Preview Lab → · Contrast checker → · Palette generator →