#177818#177818

#177818 is a mid, vivid green. Relative luminance 0.137; OKLCH L 50.0% C 0.156 H 142.9°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#177818
RGB	rgb(23, 120, 24)
HSL	hsl(121, 68%, 28%)
HSV	hsv(121, 81%, 47%)
CMYK	cmyk(80.8%, 0%, 80%, 52.9%)
CIE-LAB	lab(43.77, -45.74, 41.83)
CIE-LCH	lch(43.77, 61.98, 137.56°)
OKLab	oklab(50.03% -0.1241 0.0938)
OKLCH	oklch(50.03% 0.156 142.9)
XYZ	xyz(7.2342, 13.6802, 3.1233)
Luminance	0.1368 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177818 #781777

analogous

#467817 #177818 #177849

triadic

#177818 #181778 #781817

tetradic

#177818 #174678 #781777 #784917

square

#177818 #174678 #781777 #784917

split-complementary

#177818 #491778 #781746

monochromatic

#051A05 #0D450E #177818 #21AB22 #32D833

Accessibility & contrast

On white

5.62

#177818 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#177818 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177818

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177818	#FFFFFF	#000000	##FFFFFF
##177818	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6C02

Deuteranopia (green-blind)

#706523

Tritanopia (blue-blind)

#007466

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #177818;
/* rgb */ color: rgb(23, 120, 24);
/* oklch */ color: oklch(50.0% 0.156 142.9);

Tailwind

colors: {
  custom: {
    50: '#68a05d',
    500: '#177818',
    950: '#000000',
  },
}

SCSS

$custom: #177818;
$custom-light: #68a05d;
$custom-dark: #000000;

JSON

{
  "hex": "#177818",
  "rgb": {
    "r": 23,
    "g": 120,
    "b": 24
  },
  "hsl": {
    "h": 120.619,
    "s": 67.832,
    "l": 28.039
  },
  "oklch": {
    "l": 0.50031,
    "c": 0.15558,
    "h": 142.9
  },
  "luminance": 0.13681
}

Semantic roles & 50–950 ramp

primary

#177818

secondary

#AD3EAC

accent

#3DE9EB

background

#F6F9F5

surface

#ECF2E9

border

#C7CCC5

text

#070F04

muted

#7A7E79

Preview Lab

Preview with #177818

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

Preview Lab → · Contrast checker → · Palette generator →