#178928#178928

#178928 is a mid, vivid green. Relative luminance 0.182; OKLCH L 55.1% C 0.165 H 144.6°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#178928
RGB	rgb(23, 137, 40)
HSL	hsl(129, 71%, 31%)
HSV	hsv(129, 83%, 54%)
CMYK	cmyk(83.2%, 0%, 70.8%, 46.3%)
CIE-LAB	lab(49.77, -49.98, 41.70)
CIE-LCH	lch(49.77, 65.09, 140.16°)
OKLab	oklab(55.06% -0.1349 0.0957)
OKLCH	oklch(55.06% 0.165 144.6)
XYZ	xyz(9.6813, 18.2255, 5.0147)
Luminance	0.1823 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178928 #891778

analogous

#3F8917 #178928 #178961

triadic

#178928 #281789 #892817

tetradic

#178928 #173F89 #891778 #896117

square

#178928 #173F89 #891778 #896117

split-complementary

#178928 #611789 #89173F

monochromatic

#052009 #0E5519 #178928 #20BD37 #3CDE54

Accessibility & contrast

On white

4.52

#178928 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#178928 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178928

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178928	#FFFFFF	#000000	##000000
##178928	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7B1A

Deuteranopia (green-blind)

#7F7331

Tritanopia (blue-blind)

#008575

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #178928;
/* rgb */ color: rgb(23, 137, 40);
/* oklch */ color: oklch(55.1% 0.165 144.6);

Tailwind

colors: {
  custom: {
    50: '#6bad67',
    500: '#178928',
    950: '#000000',
  },
}

SCSS

$custom: #178928;
$custom-light: #6bad67;
$custom-dark: #000000;

JSON

{
  "hex": "#178928",
  "rgb": {
    "r": 23,
    "g": 137,
    "b": 40
  },
  "hsl": {
    "h": 128.947,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55055,
    "c": 0.16541,
    "h": 144.6
  },
  "luminance": 0.18227
}

Semantic roles & 50–950 ramp

primary

#178928

secondary

#BD3FAA

accent

#3AD3EE

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #178928

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

Preview Lab → · Contrast checker → · Palette generator →