#155C18#155C18

#155C18 is a dark, vivid green. Relative luminance 0.079; OKLCH L 41.7% C 0.122 H 143.5°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#155C18
RGB	rgb(21, 92, 24)
HSL	hsl(123, 63%, 22%)
HSV	hsv(123, 77%, 36%)
CMYK	cmyk(77.2%, 0%, 73.9%, 63.9%)
CIE-LAB	lab(33.73, -36.18, 31.62)
CIE-LCH	lch(33.73, 48.05, 138.85°)
OKLab	oklab(41.68% -0.0981 0.0725)
OKLCH	oklch(41.68% 0.122 143.5)
XYZ	xyz(4.3010, 7.8792, 2.1581)
Luminance	0.0788 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C18 #5C1559

analogous

#365C15 #155C18 #155C3C

triadic

#155C18 #18155C #5C1815

tetradic

#155C18 #15365C #5C1559 #5C3C15

square

#155C18 #15365C #5C1559 #5C3C15

split-complementary

#155C18 #3C155C #5C1536

monochromatic

#061906 #0A2A0B #155C18 #208E25 #2CC032

Accessibility & contrast

On white

8.15

#155C18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#155C18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C18

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C18	#FFFFFF	#000000	##FFFFFF
##155C18	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E530E

Deuteranopia (green-blind)

#564D1F

Tritanopia (blue-blind)

#00594E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #155c18;
/* rgb */ color: rgb(21, 92, 24);
/* oklch */ color: oklch(41.7% 0.122 143.5);

Tailwind

colors: {
  custom: {
    50: '#5f8b59',
    500: '#155c18',
    950: '#000000',
  },
}

SCSS

$custom: #155c18;
$custom-light: #5f8b59;
$custom-dark: #000000;

JSON

{
  "hex": "#155c18",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 24
  },
  "hsl": {
    "h": 122.535,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.41678,
    "c": 0.12196,
    "h": 143.5
  },
  "luminance": 0.0788
}

Semantic roles & 50–950 ramp

primary

#155C18

secondary

#933990

accent

#42DFE6

background

#F5F8F5

surface

#EAF0E9

border

#C6CBC5

text

#050C04

muted

#797D79

Preview Lab

Preview with #155C18

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

Preview Lab → · Contrast checker → · Palette generator →