#66BC49#66BC49

#66BC49 is a light, vivid green. Relative luminance 0.393; OKLCH L 71.6% C 0.173 H 138.6°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#66BC49
RGB	rgb(102, 188, 73)
HSL	hsl(105, 46%, 51%)
HSV	hsv(105, 61%, 74%)
CMYK	cmyk(45.7%, 0%, 61.2%, 26.3%)
CIE-LAB	lab(68.95, -47.23, 49.04)
CIE-LCH	lch(68.95, 68.09, 133.92°)
OKLab	oklab(71.64% -0.1299 0.1144)
OKLCH	oklch(71.64% 0.173 138.6)
XYZ	xyz(24.6644, 39.2707, 12.5824)
Luminance	0.3927 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BC49 #9F49BC

analogous

#9FBC49 #66BC49 #49BC65

triadic

#66BC49 #4966BC #BC4966

tetradic

#66BC49 #499FBC #9F49BC #BC6549

square

#66BC49 #499FBC #9F49BC #BC6549

split-complementary

#66BC49 #6549BC #BC499F

monochromatic

#356525 #4D9236 #66BC49 #8CCC76 #B1DDA2

Accessibility & contrast

On white

2.37

#66BC49 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#66BC49 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BC49

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BC49	#FFFFFF	#000000	##000000
##66BC49	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AD3C

Deuteranopia (green-blind)

#B6A552

Tritanopia (blue-blind)

#60B6A3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #66bc49;
/* rgb */ color: rgb(102, 188, 73);
/* oklch */ color: oklch(71.6% 0.173 138.6);

Tailwind

colors: {
  custom: {
    50: '#98d180',
    500: '#66bc49',
    950: '#000000',
  },
}

SCSS

$custom: #66bc49;
$custom-light: #98d180;
$custom-dark: #000000;

JSON

{
  "hex": "#66bc49",
  "rgb": {
    "r": 102,
    "g": 188,
    "b": 73
  },
  "hsl": {
    "h": 104.87,
    "s": 46.185,
    "l": 51.176
  },
  "oklch": {
    "l": 0.71639,
    "c": 0.17313,
    "h": 138.6
  },
  "luminance": 0.39272
}

Semantic roles & 50–950 ramp

primary

#66BC49

secondary

#BD97CA

accent

#52D6B5

background

#F9FCF8

surface

#F2F9EF

border

#CCD2CA

text

#0E140A

muted

#7E827C

Preview Lab

Preview with #66BC49

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

Preview Lab → · Contrast checker → · Palette generator →