#178B29#178B29

#178B29 is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.6% C 0.167 H 144.7°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#178B29
RGB	rgb(23, 139, 41)
HSL	hsl(129, 72%, 32%)
HSV	hsv(129, 83%, 55%)
CMYK	cmyk(83.5%, 0%, 70.5%, 45.5%)
CIE-LAB	lab(50.46, -50.54, 42.02)
CIE-LCH	lch(50.46, 65.72, 140.26°)
OKLab	oklab(55.63% -0.1364 0.0965)
OKLCH	oklch(55.63% 0.167 144.7)
XYZ	xyz(9.9855, 18.8063, 5.2011)
Luminance	0.1881 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178B29 #8B1779

analogous

#3F8B17 #178B29 #178B63

triadic

#178B29 #29178B #8B2917

tetradic

#178B29 #173F8B #8B1779 #8B6317

square

#178B29 #173F8B #8B1779 #8B6317

split-complementary

#178B29 #63178B #8B173F

monochromatic

#06220A #0E561A #178B29 #20C038 #3DDF56

Accessibility & contrast

On white

4.41

#178B29 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#178B29 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178B29

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178B29	#FFFFFF	#000000	##000000
##178B29	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D1B

Deuteranopia (green-blind)

#817532

Tritanopia (blue-blind)

#008777

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #178b29;
/* rgb */ color: rgb(23, 139, 41);
/* oklch */ color: oklch(55.6% 0.167 144.7);

Tailwind

colors: {
  custom: {
    50: '#6cae68',
    500: '#178b29',
    950: '#000000',
  },
}

SCSS

$custom: #178b29;
$custom-light: #6cae68;
$custom-dark: #000000;

JSON

{
  "hex": "#178b29",
  "rgb": {
    "r": 23,
    "g": 139,
    "b": 41
  },
  "hsl": {
    "h": 129.31,
    "s": 71.605,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55633,
    "c": 0.16707,
    "h": 144.7
  },
  "luminance": 0.18807
}

Semantic roles & 50–950 ramp

primary

#178B29

secondary

#BF3FAB

accent

#39D2EE

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #178B29

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

Preview Lab → · Contrast checker → · Palette generator →