#166F40#166F40

#166F40 is a mid, moderate green. Relative luminance 0.119; OKLCH L 47.9% C 0.110 H 154.5°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#166F40
RGB	rgb(22, 111, 64)
HSL	hsl(148, 67%, 26%)
HSV	hsv(148, 80%, 44%)
CMYK	cmyk(80.2%, 0%, 42.3%, 56.5%)
CIE-LAB	lab(41.07, -37.01, 19.12)
CIE-LCH	lch(41.07, 41.66, 152.68°)
OKLab	oklab(47.94% -0.0997 0.0476)
OKLCH	oklch(47.94% 0.11 154.5)
XYZ	xyz(6.9401, 11.9088, 6.7824)
Luminance	0.1191 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166F40 #6F1645

analogous

#186F16 #166F40 #166F6C

triadic

#166F40 #40166F #6F4016

tetradic

#166F40 #16186F #6F1645 #6F6C16

square

#166F40 #16186F #6F1645 #6F6C16

split-complementary

#166F40 #6C166F #6F1618

monochromatic

#051A0F #0C3C23 #166F40 #20A25D #2BD57B

Accessibility & contrast

On white

6.21

#166F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#166F40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166F40

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166F40	#FFFFFF	#000000	##FFFFFF
##166F40	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F653D

Deuteranopia (green-blind)

#645E43

Tritanopia (blue-blind)

#006E63

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #166f40;
/* rgb */ color: rgb(22, 111, 64);
/* oklch */ color: oklch(47.9% 0.110 154.5);

Tailwind

colors: {
  custom: {
    50: '#639975',
    500: '#166f40',
    950: '#000000',
  },
}

SCSS

$custom: #166f40;
$custom-light: #639975;
$custom-dark: #000000;

JSON

{
  "hex": "#166f40",
  "rgb": {
    "r": 22,
    "g": 111,
    "b": 64
  },
  "hsl": {
    "h": 148.315,
    "s": 66.917,
    "l": 26.078
  },
  "oklch": {
    "l": 0.47938,
    "c": 0.11048,
    "h": 154.5
  },
  "luminance": 0.1191
}

Semantic roles & 50–950 ramp

primary

#166F40

secondary

#A53C73

accent

#3E99EA

background

#F6F9F7

surface

#EBF2ED

border

#C6CCC8

text

#060E08

muted

#7A7E7B

Preview Lab

Preview with #166F40

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

Preview Lab → · Contrast checker → · Palette generator →