#66D050#66D050

#66D050 is a light, vivid green. Relative luminance 0.485; OKLCH L 76.8% C 0.194 H 140.4°. Best body text is #000000 at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#66D050
RGB	rgb(102, 208, 80)
HSL	hsl(110, 58%, 56%)
HSV	hsv(110, 62%, 82%)
CMYK	cmyk(51%, 0%, 61.5%, 18.4%)
CIE-LAB	lab(75.15, -54.42, 52.95)
CIE-LCH	lch(75.15, 75.93, 135.78°)
OKLab	oklab(76.75% -0.149 0.1234)
OKLCH	oklch(76.75% 0.194 140.4)
XYZ	xyz(29.4821, 48.5135, 15.3983)
Luminance	0.4852 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D050 #BA50D0

analogous

#A6D050 #66D050 #50D07A

triadic

#66D050 #5066D0 #D05066

tetradic

#66D050 #50A6D0 #BA50D0 #D07A50

square

#66D050 #50A6D0 #BA50D0 #D07A50

split-complementary

#66D050 #7A50D0 #D050A6

monochromatic

#338323 #46B330 #66D050 #90DD80 #BAEAB0

Accessibility & contrast

On white

1.96

#66D050 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.70

#66D050 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D050

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D050	#FFFFFF	#000000	##000000
##66D050	1.00	1.96	10.70	10.70
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.70	21.00	1.00	1.00
##000000	10.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BF41

Deuteranopia (green-blind)

#C7B65A

Tritanopia (blue-blind)

#5BCAB5

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66d050;
/* rgb */ color: rgb(102, 208, 80);
/* oklch */ color: oklch(76.8% 0.194 140.4);

Tailwind

colors: {
  custom: {
    50: '#9adf86',
    500: '#66d050',
    950: '#000000',
  },
}

SCSS

$custom: #66d050;
$custom-light: #9adf86;
$custom-dark: #000000;

JSON

{
  "hex": "#66d050",
  "rgb": {
    "r": 102,
    "g": 208,
    "b": 80
  },
  "hsl": {
    "h": 109.688,
    "s": 57.658,
    "l": 56.471
  },
  "oklch": {
    "l": 0.76751,
    "c": 0.19351,
    "h": 140.4
  },
  "luminance": 0.48516
}

Semantic roles & 50–950 ramp

primary

#66D050

secondary

#CFA4D8

accent

#47E1C6

background

#FAFDF8

surface

#F3FBF0

border

#CDD4CB

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66D050

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

Preview Lab → · Contrast checker → · Palette generator →