#166E21#166E21

#166E21 is a mid, vivid green. Relative luminance 0.114; OKLCH L 47.2% C 0.138 H 144.6°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#166E21
RGB	rgb(22, 110, 33)
HSL	hsl(128, 67%, 26%)
HSV	hsv(128, 80%, 43%)
CMYK	cmyk(80%, 0%, 70%, 56.9%)
CIE-LAB	lab(40.30, -41.60, 34.59)
CIE-LCH	lch(40.30, 54.10, 140.26°)
OKLab	oklab(47.16% -0.1124 0.0799)
OKLCH	oklch(47.16% 0.138 144.6)
XYZ	xyz(6.1809, 11.4315, 3.3193)
Luminance	0.1143 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166E21 #6E1663

analogous

#376E16 #166E21 #166E4D

triadic

#166E21 #21166E #6E2116

tetradic

#166E21 #16376E #6E1663 #6E4D16

square

#166E21 #16376E #6E1663 #6E4D16

split-complementary

#166E21 #4D166E #6E1637

monochromatic

#051A08 #0C3B12 #166E21 #20A130 #2AD440

Accessibility & contrast

On white

6.39

#166E21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#166E21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166E21

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166E21	#FFFFFF	#000000	##FFFFFF
##166E21	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#706317

Deuteranopia (green-blind)

#665C28

Tritanopia (blue-blind)

#006B5E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #166e21;
/* rgb */ color: rgb(22, 110, 33);
/* oklch */ color: oklch(47.2% 0.138 144.6);

Tailwind

colors: {
  custom: {
    50: '#649960',
    500: '#166e21',
    950: '#000000',
  },
}

SCSS

$custom: #166e21;
$custom-light: #649960;
$custom-dark: #000000;

JSON

{
  "hex": "#166e21",
  "rgb": {
    "r": 22,
    "g": 110,
    "b": 33
  },
  "hsl": {
    "h": 127.5,
    "s": 66.667,
    "l": 25.882
  },
  "oklch": {
    "l": 0.47161,
    "c": 0.13788,
    "h": 144.6
  },
  "luminance": 0.11432
}

Semantic roles & 50–950 ramp

primary

#166E21

secondary

#A43C97

accent

#3ED4EA

background

#F6F9F5

surface

#EBF2EA

border

#C6CCC6

text

#060E05

muted

#7A7E79

Preview Lab

Preview with #166E21

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

Preview Lab → · Contrast checker → · Palette generator →