#66A930#66A930

#66A930 is a light, vivid yellow-green. Relative luminance 0.314; OKLCH L 66.6% C 0.167 H 134.2°. Best body text is #000000 at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#66A930
RGB	rgb(102, 169, 48)
HSL	hsl(93, 56%, 43%)
HSV	hsv(93, 72%, 66%)
CMYK	cmyk(39.6%, 0%, 71.6%, 33.7%)
CIE-LAB	lab(62.85, -41.51, 52.91)
CIE-LCH	lch(62.85, 67.25, 128.11°)
OKLab	oklab(66.58% -0.1162 0.1195)
OKLCH	oklch(66.58% 0.167 134.2)
XYZ	xyz(20.2006, 31.4131, 7.7947)
Luminance	0.3141 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A930 #7330A9

analogous

#A2A930 #66A930 #30A937

triadic

#66A930 #3066A9 #A93066

tetradic

#66A930 #30A2A9 #7330A9 #A93730

square

#66A930 #30A2A9 #7330A9 #A93730

split-complementary

#66A930 #3730A9 #A930A2

monochromatic

#2C4A15 #497922 #66A930 #84CC4A #A5D97A

Accessibility & contrast

On white

2.88

#66A930 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.28

#66A930 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A930

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A930	#FFFFFF	#000000	##000000
##66A930	1.00	2.88	7.28	7.28
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.28	21.00	1.00	1.00
##000000	7.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B1C

Deuteranopia (green-blind)

#A6963B

Tritanopia (blue-blind)

#65A291

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #66a930;
/* rgb */ color: rgb(102, 169, 48);
/* oklch */ color: oklch(66.6% 0.167 134.2);

Tailwind

colors: {
  custom: {
    50: '#97c370',
    500: '#66a930',
    950: '#000000',
  },
}

SCSS

$custom: #66a930;
$custom-light: #97c370;
$custom-dark: #000000;

JSON

{
  "hex": "#66a930",
  "rgb": {
    "r": 102,
    "g": 169,
    "b": 48
  },
  "hsl": {
    "h": 93.223,
    "s": 55.76,
    "l": 42.549
  },
  "oklch": {
    "l": 0.66584,
    "c": 0.16668,
    "h": 134.2
  },
  "luminance": 0.31414
}

Semantic roles & 50–950 ramp

primary

#66A930

secondary

#9F73C2

accent

#49DF9C

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #66A930

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

Preview Lab → · Contrast checker → · Palette generator →