#178D2A#178D2A

#178D2A is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.2% C 0.169 H 144.8°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#178D2A
RGB	rgb(23, 141, 42)
HSL	hsl(130, 72%, 32%)
HSV	hsv(130, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 70.2%, 44.7%)
CIE-LAB	lab(51.15, -51.09, 42.33)
CIE-LCH	lch(51.15, 66.35, 140.36°)
OKLab	oklab(56.21% -0.1378 0.0973)
OKLCH	oklch(56.21% 0.169 144.8)
XYZ	xyz(10.2954, 19.3978, 5.3916)
Luminance	0.1940 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D2A #8D177A

analogous

#3F8D17 #178D2A #178D65

triadic

#178D2A #2A178D #8D2A17

tetradic

#178D2A #173F8D #8D177A #8D6517

square

#178D2A #173F8D #8D177A #8D6517

split-complementary

#178D2A #65178D #8D173F

monochromatic

#06240B #0E581A #178D2A #20C23A #3FE059

Accessibility & contrast

On white

4.30

#178D2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#178D2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D2A

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D2A	#FFFFFF	#000000	##000000
##178D2A	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F1C

Deuteranopia (green-blind)

#837634

Tritanopia (blue-blind)

#008979

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178d2a;
/* rgb */ color: rgb(23, 141, 42);
/* oklch */ color: oklch(56.2% 0.169 144.8);

Tailwind

colors: {
  custom: {
    50: '#6caf69',
    500: '#178d2a',
    950: '#000000',
  },
}

SCSS

$custom: #178d2a;
$custom-light: #6caf69;
$custom-dark: #000000;

JSON

{
  "hex": "#178d2a",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 42
  },
  "hsl": {
    "h": 129.661,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.56209,
    "c": 0.16872,
    "h": 144.8
  },
  "luminance": 0.19399
}

Semantic roles & 50–950 ramp

primary

#178D2A

secondary

#C040AB

accent

#39D1EF

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081106

muted

#7B807A

Preview Lab

Preview with #178D2A

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

Preview Lab → · Contrast checker → · Palette generator →