#166D21#166D21

#166D21 is a mid, vivid green. Relative luminance 0.112; OKLCH L 46.9% C 0.137 H 144.6°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#166D21
RGB	rgb(22, 109, 33)
HSL	hsl(128, 66%, 26%)
HSV	hsv(128, 80%, 43%)
CMYK	cmyk(79.8%, 0%, 69.7%, 57.3%)
CIE-LAB	lab(39.94, -41.24, 34.20)
CIE-LCH	lch(39.94, 53.58, 140.33°)
OKLab	oklab(46.87% -0.1114 0.0791)
OKLCH	oklch(46.87% 0.137 144.6)
XYZ	xyz(6.0736, 11.2169, 3.2835)
Luminance	0.1122 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166D21 #6D1662

analogous

#366D16 #166D21 #166D4C

triadic

#166D21 #21166D #6D2116

tetradic

#166D21 #16366D #6D1662 #6D4C16

square

#166D21 #16366D #6D1662 #6D4C16

split-complementary

#166D21 #4C166D #6D1636

monochromatic

#051908 #0C3A12 #166D21 #20A030 #2BD340

Accessibility & contrast

On white

6.47

#166D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#166D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166D21

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166D21	#FFFFFF	#000000	##FFFFFF
##166D21	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6217

Deuteranopia (green-blind)

#655B28

Tritanopia (blue-blind)

#006A5D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #166d21;
/* rgb */ color: rgb(22, 109, 33);
/* oklch */ color: oklch(46.9% 0.137 144.6);

Tailwind

colors: {
  custom: {
    50: '#649860',
    500: '#166d21',
    950: '#000000',
  },
}

SCSS

$custom: #166d21;
$custom-light: #649860;
$custom-dark: #000000;

JSON

{
  "hex": "#166d21",
  "rgb": {
    "r": 22,
    "g": 109,
    "b": 33
  },
  "hsl": {
    "h": 127.586,
    "s": 66.412,
    "l": 25.686
  },
  "oklch": {
    "l": 0.46867,
    "c": 0.13661,
    "h": 144.6
  },
  "luminance": 0.11218
}

Semantic roles & 50–950 ramp

primary

#166D21

secondary

#A33C96

accent

#3ED4E9

background

#F6F9F5

surface

#EBF2EA

border

#C6CCC6

text

#060E05

muted

#7A7E79

Preview Lab

Preview with #166D21

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

Preview Lab → · Contrast checker → · Palette generator →