#178D1F#178D1F

#178D1F is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.1% C 0.176 H 143.4°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#178D1F
RGB	rgb(23, 141, 31)
HSL	hsl(124, 72%, 32%)
HSV	hsv(124, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 78%, 44.7%)
CIE-LAB	lab(51.07, -52.08, 46.52)
CIE-LCH	lch(51.07, 69.83, 138.22°)
OKLab	oklab(56.12% -0.141 0.1046)
OKLCH	oklch(56.12% 0.176 143.4)
XYZ	xyz(10.1249, 19.3296, 4.4934)
Luminance	0.1933 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D1F #8D1785

analogous

#4A8D17 #178D1F #178D5A

triadic

#178D1F #1F178D #8D1F17

tetradic

#178D1F #174A8D #8D1785 #8D5A17

square

#178D1F #174A8D #8D1785 #8D5A17

split-complementary

#178D1F #5A178D #8D174A

monochromatic

#062408 #0E5813 #178D1F #20C22B #3FE04A

Accessibility & contrast

On white

4.32

#178D1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#178D1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D1F

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D1F	#FFFFFF	#000000	##000000
##178D1F	1.00	4.32	4.87	4.87
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F05

Deuteranopia (green-blind)

#84762B

Tritanopia (blue-blind)

#008978

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178d1f;
/* rgb */ color: rgb(23, 141, 31);
/* oklch */ color: oklch(56.1% 0.176 143.4);

Tailwind

colors: {
  custom: {
    50: '#6db063',
    500: '#178d1f',
    950: '#000000',
  },
}

SCSS

$custom: #178d1f;
$custom-light: #6db063;
$custom-dark: #000000;

JSON

{
  "hex": "#178d1f",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 31
  },
  "hsl": {
    "h": 124.068,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.56118,
    "c": 0.17557,
    "h": 143.4
  },
  "luminance": 0.19331
}

Semantic roles & 50–950 ramp

primary

#178D1F

secondary

#C040B7

accent

#39E2EF

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081106

muted

#7B807A

Preview Lab

Preview with #178D1F

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

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