#66A920#66A920

#66A920 is a light, vivid yellow-green. Relative luminance 0.313; OKLCH L 66.5% C 0.175 H 133.1°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#66A920
RGB	rgb(102, 169, 32)
HSL	hsl(89, 68%, 39%)
HSV	hsv(89, 81%, 66%)
CMYK	cmyk(39.6%, 0%, 81.1%, 33.7%)
CIE-LAB	lab(62.76, -42.46, 58.20)
CIE-LCH	lch(62.76, 72.05, 126.11°)
OKLab	oklab(66.48% -0.1198 0.1282)
OKLCH	oklch(66.48% 0.176 133.1)
XYZ	xyz(19.9279, 31.3040, 6.3585)
Luminance	0.3130 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A920 #6320A9

analogous

#A9A820 #66A920 #22A920

triadic

#66A920 #2066A9 #A92066

tetradic

#66A920 #20A9A8 #6320A9 #A92022

square

#66A920 #20A9A8 #6320A9 #A92022

split-complementary

#66A920 #2022A9 #A820A9

monochromatic

#28420D #477616 #66A920 #85D82F #A3E162

Accessibility & contrast

On white

2.89

#66A920 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#66A920 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A920

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A920	#FFFFFF	#000000	##000000
##66A920	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B00

Deuteranopia (green-blind)

#A79630

Tritanopia (blue-blind)

#66A290

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #66a920;
/* rgb */ color: rgb(102, 169, 32);
/* oklch */ color: oklch(66.5% 0.175 133.1);

Tailwind

colors: {
  custom: {
    50: '#98c368',
    500: '#66a920',
    950: '#000000',
  },
}

SCSS

$custom: #66a920;
$custom-light: #98c368;
$custom-dark: #000000;

JSON

{
  "hex": "#66a920",
  "rgb": {
    "r": 102,
    "g": 169,
    "b": 32
  },
  "hsl": {
    "h": 89.343,
    "s": 68.159,
    "l": 39.412
  },
  "oklch": {
    "l": 0.6648,
    "c": 0.1755,
    "h": 133.1
  },
  "luminance": 0.31305
}

Semantic roles & 50–950 ramp

primary

#66A920

secondary

#915FC6

accent

#3DEB92

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A920

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

Preview Lab → · Contrast checker → · Palette generator →