#175A18#175A18

#175A18 is a dark, moderate green. Relative luminance 0.076; OKLCH L 41.1% C 0.119 H 143.2°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#175A18
RGB	rgb(23, 90, 24)
HSL	hsl(121, 59%, 22%)
HSV	hsv(121, 74%, 35%)
CMYK	cmyk(74.4%, 0%, 73.3%, 64.7%)
CIE-LAB	lab(33.05, -35.01, 30.91)
CIE-LCH	lch(33.05, 46.70, 138.57°)
OKLab	oklab(41.13% -0.095 0.071)
OKLCH	oklch(41.13% 0.119 143.2)
XYZ	xyz(4.1741, 7.5600, 2.1032)
Luminance	0.0756 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A18 #5A1759

analogous

#375A17 #175A18 #175A3A

triadic

#175A18 #18175A #5A1817

tetradic

#175A18 #17375A #5A1759 #5A3A17

square

#175A18 #17375A #5A1759 #5A3A17

split-complementary

#175A18 #3A175A #5A1737

monochromatic

#061806 #0B290B #175A18 #238B25 #30BB32

Accessibility & contrast

On white

8.36

#175A18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#175A18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A18

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A18	#FFFFFF	#000000	##FFFFFF
##175A18	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C510F

Deuteranopia (green-blind)

#544C1E

Tritanopia (blue-blind)

#04574D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #175a18;
/* rgb */ color: rgb(23, 90, 24);
/* oklch */ color: oklch(41.1% 0.119 143.2);

Tailwind

colors: {
  custom: {
    50: '#5f8959',
    500: '#175a18',
    950: '#000000',
  },
}

SCSS

$custom: #175a18;
$custom-light: #5f8959;
$custom-dark: #000000;

JSON

{
  "hex": "#175a18",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 24
  },
  "hsl": {
    "h": 120.896,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.41128,
    "c": 0.11861,
    "h": 143.2
  },
  "luminance": 0.0756
}

Semantic roles & 50–950 ramp

primary

#175A18

secondary

#913C90

accent

#45E0E2

background

#F5F8F5

surface

#EAF0E9

border

#C6CBC5

text

#050C03

muted

#797D78

Preview Lab

Preview with #175A18

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

Preview Lab → · Contrast checker → · Palette generator →