#166A18#166A18

#166A18 is a mid, vivid green. Relative luminance 0.105; OKLCH L 45.9% C 0.139 H 143.1°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#166A18
RGB	rgb(22, 106, 24)
HSL	hsl(121, 66%, 25%)
HSV	hsv(121, 79%, 42%)
CMYK	cmyk(79.2%, 0%, 77.4%, 58.4%)
CIE-LAB	lab(38.80, -41.08, 36.88)
CIE-LCH	lch(38.80, 55.21, 138.08°)
OKLab	oklab(45.9% -0.1114 0.0835)
OKLCH	oklch(45.9% 0.139 143.1)
XYZ	xyz(5.6494, 10.5439, 2.6014)
Luminance	0.1055 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166A18 #6A1668

analogous

#3E6A16 #166A18 #166A42

triadic

#166A18 #18166A #6A1816

tetradic

#166A18 #163E6A #6A1668 #6A4216

square

#166A18 #163E6A #6A1668 #6A4216

split-complementary

#166A18 #42166A #6A163E

monochromatic

#051906 #0B370D #166A18 #219D23 #2BCF2F

Accessibility & contrast

On white

6.75

#166A18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#166A18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166A18

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166A18	#FFFFFF	#000000	##FFFFFF
##166A18	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C5F09

Deuteranopia (green-blind)

#635921

Tritanopia (blue-blind)

#00675A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #166a18;
/* rgb */ color: rgb(22, 106, 24);
/* oklch */ color: oklch(45.9% 0.139 143.1);

Tailwind

colors: {
  custom: {
    50: '#63965b',
    500: '#166a18',
    950: '#000000',
  },
}

SCSS

$custom: #166a18;
$custom-light: #63965b;
$custom-dark: #000000;

JSON

{
  "hex": "#166a18",
  "rgb": {
    "r": 22,
    "g": 106,
    "b": 24
  },
  "hsl": {
    "h": 121.429,
    "s": 65.625,
    "l": 25.098
  },
  "oklch": {
    "l": 0.45895,
    "c": 0.13925,
    "h": 143.1
  },
  "luminance": 0.10545
}

Semantic roles & 50–950 ramp

primary

#166A18

secondary

#A03B9E

accent

#3FE5E9

background

#F6F9F5

surface

#EBF2E9

border

#C6CCC5

text

#060D04

muted

#7A7E79

Preview Lab

Preview with #166A18

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

Preview Lab → · Contrast checker → · Palette generator →