#166F21#166F21

#166F21 is a mid, vivid green. Relative luminance 0.116; OKLCH L 47.5% C 0.139 H 144.5°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#166F21
RGB	rgb(22, 111, 33)
HSL	hsl(127, 67%, 26%)
HSV	hsv(127, 80%, 44%)
CMYK	cmyk(80.2%, 0%, 70.3%, 56.5%)
CIE-LAB	lab(40.65, -41.95, 34.97)
CIE-LCH	lch(40.65, 54.62, 140.19°)
OKLab	oklab(47.46% -0.1133 0.0807)
OKLCH	oklch(47.46% 0.139 144.5)
XYZ	xyz(6.2894, 11.6485, 3.3555)
Luminance	0.1165 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166F21 #6F1664

analogous

#376F16 #166F21 #166F4D

triadic

#166F21 #21166F #6F2116

tetradic

#166F21 #16376F #6F1664 #6F4D16

square

#166F21 #16376F #6F1664 #6F4D16

split-complementary

#166F21 #4D166F #6F1637

monochromatic

#051A08 #0C3C12 #166F21 #20A230 #2BD540

Accessibility & contrast

On white

6.31

#166F21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#166F21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166F21

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166F21	#FFFFFF	#000000	##FFFFFF
##166F21	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716417

Deuteranopia (green-blind)

#675D28

Tritanopia (blue-blind)

#006C5F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #166f21;
/* rgb */ color: rgb(22, 111, 33);
/* oklch */ color: oklch(47.5% 0.139 144.5);

Tailwind

colors: {
  custom: {
    50: '#649960',
    500: '#166f21',
    950: '#000000',
  },
}

SCSS

$custom: #166f21;
$custom-light: #649960;
$custom-dark: #000000;

JSON

{
  "hex": "#166f21",
  "rgb": {
    "r": 22,
    "g": 111,
    "b": 33
  },
  "hsl": {
    "h": 127.416,
    "s": 66.917,
    "l": 26.078
  },
  "oklch": {
    "l": 0.47455,
    "c": 0.13914,
    "h": 144.5
  },
  "luminance": 0.11649
}

Semantic roles & 50–950 ramp

primary

#166F21

secondary

#A53C98

accent

#3ED5EA

background

#F6F9F5

surface

#EBF2EA

border

#C6CCC6

text

#060E05

muted

#7A7E79

Preview Lab

Preview with #166F21

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

Preview Lab → · Contrast checker → · Palette generator →