#66A118#66A118

#66A118 is a light, vivid yellow-green. Relative luminance 0.284; OKLCH L 64.4% C 0.169 H 131.5°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#66A118
RGB	rgb(102, 161, 24)
HSL	hsl(86, 74%, 36%)
HSV	hsv(86, 85%, 63%)
CMYK	cmyk(36.6%, 0%, 85.1%, 36.9%)
CIE-LAB	lab(60.23, -39.39, 58.07)
CIE-LCH	lch(60.23, 70.17, 124.15°)
OKLab	oklab(64.4% -0.1121 0.1267)
OKLCH	oklch(64.4% 0.169 131.5)
XYZ	xyz(18.3891, 28.3797, 5.3729)
Luminance	0.2838 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A118 #5318A1

analogous

#A19818 #66A118 #22A118

triadic

#66A118 #1866A1 #A11866

tetradic

#66A118 #18A198 #5318A1 #A11822

square

#66A118 #18A198 #5318A1 #A11822

split-complementary

#66A118 #1822A1 #9818A1

monochromatic

#233608 #446C10 #66A118 #88D620 #A4E54F

Accessibility & contrast

On white

3.15

#66A118 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#66A118 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A118

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A118	#FFFFFF	#000000	##000000
##66A118	1.00	3.15	6.68	6.68
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89400

Deuteranopia (green-blind)

#A09029

Tritanopia (blue-blind)

#689A89

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #66a118;
/* rgb */ color: rgb(102, 161, 24);
/* oklch */ color: oklch(64.4% 0.169 131.5);

Tailwind

colors: {
  custom: {
    50: '#97bd64',
    500: '#66a118',
    950: '#000000',
  },
}

SCSS

$custom: #66a118;
$custom-light: #97bd64;
$custom-dark: #000000;

JSON

{
  "hex": "#66a118",
  "rgb": {
    "r": 102,
    "g": 161,
    "b": 24
  },
  "hsl": {
    "h": 85.839,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.64398,
    "c": 0.16917,
    "h": 131.5
  },
  "luminance": 0.2838
}

Semantic roles & 50–950 ramp

primary

#66A118

secondary

#824EC7

accent

#37F187

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1206

muted

#7E817A

Preview Lab

Preview with #66A118

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

Preview Lab → · Contrast checker → · Palette generator →