#178518#178518

#178518 is a mid, vivid green. Relative luminance 0.170; OKLCH L 53.8% C 0.170 H 142.8°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#178518
RGB	rgb(23, 133, 24)
HSL	hsl(121, 71%, 31%)
HSV	hsv(121, 83%, 52%)
CMYK	cmyk(82.7%, 0%, 82%, 47.8%)
CIE-LAB	lab(48.29, -50.01, 46.18)
CIE-LCH	lch(48.29, 68.07, 137.28°)
OKLab	oklab(53.79% -0.1357 0.1029)
OKLCH	oklch(53.79% 0.17 142.8)
XYZ	xyz(8.9052, 17.0221, 3.6802)
Luminance	0.1702 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178518 #851784

analogous

#4D8517 #178518 #17854F

triadic

#178518 #181785 #851817

tetradic

#178518 #174D85 #851784 #854F17

square

#178518 #174D85 #851784 #854F17

split-complementary

#178518 #4F1785 #85174D

monochromatic

#051D05 #0E510F #178518 #20B921 #3ADD3B

Accessibility & contrast

On white

4.77

#178518 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#178518 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #178518

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178518	#FFFFFF	#000000	##FFFFFF
##178518	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#887800

Deuteranopia (green-blind)

#7C7025

Tritanopia (blue-blind)

#008171

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #178518;
/* rgb */ color: rgb(23, 133, 24);
/* oklch */ color: oklch(53.8% 0.170 142.8);

Tailwind

colors: {
  custom: {
    50: '#6baa5f',
    500: '#178518',
    950: '#000000',
  },
}

SCSS

$custom: #178518;
$custom-light: #6baa5f;
$custom-dark: #000000;

JSON

{
  "hex": "#178518",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 24
  },
  "hsl": {
    "h": 120.545,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.53789,
    "c": 0.17029,
    "h": 142.8
  },
  "luminance": 0.17023
}

Semantic roles & 50–950 ramp

primary

#178518

secondary

#B93FB8

accent

#3BECED

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #178518

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

Preview Lab → · Contrast checker → · Palette generator →