#178D2C#178D2C

#178D2C is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.2% C 0.167 H 145.1°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#178D2C
RGB	rgb(23, 141, 44)
HSL	hsl(131, 72%, 32%)
HSV	hsv(131, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 68.8%, 44.7%)
CIE-LAB	lab(51.17, -50.88, 41.49)
CIE-LCH	lch(51.17, 65.66, 140.80°)
OKLab	oklab(56.23% -0.1372 0.0958)
OKLCH	oklch(56.23% 0.167 145.1)
XYZ	xyz(10.3321, 19.4125, 5.5848)
Luminance	0.1941 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D2C #8D1778

analogous

#3D8D17 #178D2C #178D67

triadic

#178D2C #2C178D #8D2C17

tetradic

#178D2C #173D8D #8D1778 #8D6717

square

#178D2C #173D8D #8D1778 #8D6717

split-complementary

#178D2C #67178D #8D173D

monochromatic

#06240B #0E581C #178D2C #20C23C #3FE05B

Accessibility & contrast

On white

4.30

#178D2C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#178D2C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D2C

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D2C	#FFFFFF	#000000	##000000
##178D2C	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7F1F

Deuteranopia (green-blind)

#837635

Tritanopia (blue-blind)

#008979

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178d2c;
/* rgb */ color: rgb(23, 141, 44);
/* oklch */ color: oklch(56.2% 0.167 145.1);

Tailwind

colors: {
  custom: {
    50: '#6caf6a',
    500: '#178d2c',
    950: '#000000',
  },
}

SCSS

$custom: #178d2c;
$custom-light: #6caf6a;
$custom-dark: #000000;

JSON

{
  "hex": "#178d2c",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 44
  },
  "hsl": {
    "h": 130.678,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.56228,
    "c": 0.16731,
    "h": 145.1
  },
  "luminance": 0.19414
}

Semantic roles & 50–950 ramp

primary

#178D2C

secondary

#C040A9

accent

#39CEEF

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081107

muted

#7B807A

Preview Lab

Preview with #178D2C

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

Preview Lab → · Contrast checker → · Palette generator →