#166D3F#166D3F

#166D3F is a mid, moderate green. Relative luminance 0.115; OKLCH L 47.3% C 0.109 H 154.6°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#166D3F
RGB	rgb(22, 109, 63)
HSL	hsl(148, 66%, 26%)
HSV	hsv(148, 80%, 43%)
CMYK	cmyk(79.8%, 0%, 42.2%, 57.3%)
CIE-LAB	lab(40.35, -36.40, 18.75)
CIE-LCH	lch(40.35, 40.95, 152.75°)
OKLab	oklab(47.34% -0.0981 0.0467)
OKLCH	oklch(47.34% 0.109 154.6)
XYZ	xyz(6.6961, 11.4659, 6.5619)
Luminance	0.1147 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166D3F #6D1644

analogous

#186D16 #166D3F #166D6A

triadic

#166D3F #3F166D #6D3F16

tetradic

#166D3F #16186D #6D1644 #6D6A16

square

#166D3F #16186D #6D1644 #6D6A16

split-complementary

#166D3F #6A166D #6D1618

monochromatic

#05190F #0C3A22 #166D3F #20A05C #2BD37A

Accessibility & contrast

On white

6.38

#166D3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#166D3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166D3F

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166D3F	#FFFFFF	#000000	##FFFFFF
##166D3F	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D633C

Deuteranopia (green-blind)

#625C42

Tritanopia (blue-blind)

#006C62

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #166d3f;
/* rgb */ color: rgb(22, 109, 63);
/* oklch */ color: oklch(47.3% 0.109 154.6);

Tailwind

colors: {
  custom: {
    50: '#639874',
    500: '#166d3f',
    950: '#000000',
  },
}

SCSS

$custom: #166d3f;
$custom-light: #639874;
$custom-dark: #000000;

JSON

{
  "hex": "#166d3f",
  "rgb": {
    "r": 22,
    "g": 109,
    "b": 63
  },
  "hsl": {
    "h": 148.276,
    "s": 66.412,
    "l": 25.686
  },
  "oklch": {
    "l": 0.47341,
    "c": 0.10864,
    "h": 154.6
  },
  "luminance": 0.11467
}

Semantic roles & 50–950 ramp

primary

#166D3F

secondary

#A33C72

accent

#3E99E9

background

#F6F9F7

surface

#EBF2ED

border

#C6CCC8

text

#060E08

muted

#7A7E7B

Preview Lab

Preview with #166D3F

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

Preview Lab → · Contrast checker → · Palette generator →