#178D2F#178D2F

#178D2F is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.3% C 0.165 H 145.6°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#178D2F
RGB	rgb(23, 141, 47)
HSL	hsl(132, 72%, 32%)
HSV	hsv(132, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 66.7%, 44.7%)
CIE-LAB	lab(51.19, -50.55, 40.20)
CIE-LCH	lch(51.19, 64.59, 141.51°)
OKLab	oklab(56.26% -0.1362 0.0934)
OKLCH	oklch(56.26% 0.165 145.6)
XYZ	xyz(10.3906, 19.4359, 5.8926)
Luminance	0.1944 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D2F #8D1775

analogous

#3A8D17 #178D2F #178D6A

triadic

#178D2F #2F178D #8D2F17

tetradic

#178D2F #173A8D #8D1775 #8D6A17

square

#178D2F #173A8D #8D1775 #8D6A17

split-complementary

#178D2F #6A178D #8D173A

monochromatic

#06240C #0E581D #178D2F #20C241 #3FE05F

Accessibility & contrast

On white

4.30

#178D2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#178D2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D2F

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D2F	#FFFFFF	#000000	##000000
##178D2F	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7F23

Deuteranopia (green-blind)

#837738

Tritanopia (blue-blind)

#008979

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178d2f;
/* rgb */ color: rgb(23, 141, 47);
/* oklch */ color: oklch(56.3% 0.165 145.6);

Tailwind

colors: {
  custom: {
    50: '#6caf6c',
    500: '#178d2f',
    950: '#000000',
  },
}

SCSS

$custom: #178d2f;
$custom-light: #6caf6c;
$custom-dark: #000000;

JSON

{
  "hex": "#178d2f",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 47
  },
  "hsl": {
    "h": 132.203,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.5626,
    "c": 0.16509,
    "h": 145.6
  },
  "luminance": 0.19437
}

Semantic roles & 50–950 ramp

primary

#178D2F

secondary

#C040A6

accent

#39CAEF

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081107

muted

#7B807A

Preview Lab

Preview with #178D2F

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

Preview Lab → · Contrast checker → · Palette generator →