#178F1E#178F1E

#178F1E is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.7% C 0.178 H 143.3°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#178F1E
RGB	rgb(23, 143, 30)
HSL	hsl(124, 72%, 33%)
HSV	hsv(124, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 79%, 43.9%)
CIE-LAB	lab(51.75, -52.79, 47.53)
CIE-LCH	lch(51.75, 71.03, 138.00°)
OKLab	oklab(56.68% -0.143 0.1066)
OKLCH	oklch(56.68% 0.178 143.3)
XYZ	xyz(10.4095, 19.9195, 4.5243)
Luminance	0.1992 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F1E #8F1788

analogous

#4C8F17 #178F1E #178F5A

triadic

#178F1E #1E178F #8F1E17

tetradic

#178F1E #174C8F #8F1788 #8F5A17

square

#178F1E #174C8F #8F1788 #8F5A17

split-complementary

#178F1E #5A178F #8F174C

monochromatic

#062608 #0F5A13 #178F1E #1FC429 #40E049

Accessibility & contrast

On white

4.21

#178F1E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#178F1E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F1E

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F1E	#FFFFFF	#000000	##000000
##178F1E	1.00	4.21	4.98	4.98
#FFFFFF	4.21	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)

#928101

Deuteranopia (green-blind)

#86782B

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #178f1e;
/* rgb */ color: rgb(23, 143, 30);
/* oklch */ color: oklch(56.7% 0.178 143.3);

Tailwind

colors: {
  custom: {
    50: '#6db163',
    500: '#178f1e',
    950: '#000000',
  },
}

SCSS

$custom: #178f1e;
$custom-light: #6db163;
$custom-dark: #000000;

JSON

{
  "hex": "#178f1e",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 30
  },
  "hsl": {
    "h": 123.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56679,
    "c": 0.17833,
    "h": 143.3
  },
  "luminance": 0.19921
}

Semantic roles & 50–950 ramp

primary

#178F1E

secondary

#C141B9

accent

#39E4EF

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081106

muted

#7B807A

Preview Lab

Preview with #178F1E

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

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