#66D97C#66D97C

#66D97C is a light, vivid green. Relative luminance 0.539; OKLCH L 79.6% C 0.167 H 147.9°. Best body text is #000000 at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#66D97C
RGB	rgb(102, 217, 124)
HSL	hsl(131, 60%, 63%)
HSV	hsv(131, 53%, 85%)
CMYK	cmyk(53%, 0%, 42.9%, 14.9%)
CIE-LAB	lab(78.41, -52.23, 36.07)
CIE-LCH	lch(78.41, 63.48, 145.37°)
OKLab	oklab(79.6% -0.1415 0.0888)
OKLCH	oklch(79.6% 0.167 147.9)
XYZ	xyz(33.9283, 53.9029, 27.6813)
Luminance	0.5391 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D97C #D966C3

analogous

#8AD966 #66D97C #66D9B5

triadic

#66D97C #7C66D9 #D97C66

tetradic

#66D97C #668AD9 #D966C3 #D9B566

square

#66D97C #668AD9 #D966C3 #D9B566

split-complementary

#66D97C #B566D9 #D9668A

monochromatic

#279D3E #35CD52 #66D97C #97E5A6 #C8F1D0

Accessibility & contrast

On white

1.78

#66D97C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.78

#66D97C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D97C

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D97C	#FFFFFF	#000000	##000000
##66D97C	1.00	1.78	11.78	11.78
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.78	21.00	1.00	1.00
##000000	11.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC875

Deuteranopia (green-blind)

#CBBE82

Tritanopia (blue-blind)

#4FD5C2

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #66d97c;
/* rgb */ color: rgb(102, 217, 124);
/* oklch */ color: oklch(79.6% 0.167 147.9);

Tailwind

colors: {
  custom: {
    50: '#9ae5a3',
    500: '#66d97c',
    950: '#000000',
  },
}

SCSS

$custom: #66d97c;
$custom-light: #9ae5a3;
$custom-dark: #000000;

JSON

{
  "hex": "#66d97c",
  "rgb": {
    "r": 102,
    "g": 217,
    "b": 124
  },
  "hsl": {
    "h": 131.478,
    "s": 60.209,
    "l": 62.549
  },
  "oklch": {
    "l": 0.79596,
    "c": 0.1671,
    "h": 147.9
  },
  "luminance": 0.53906
}

Semantic roles & 50–950 ramp

primary

#66D97C

secondary

#A1428F

accent

#1EA7C8

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F160F

muted

#808480

Preview Lab

Preview with #66D97C

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

Preview Lab → · Contrast checker → · Palette generator →