#66D74F#66D74F

#66D74F is a light, highly saturated green. Relative luminance 0.520; OKLCH L 78.5% C 0.203 H 140.4°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#66D74F
RGB	rgb(102, 215, 79)
HSL	hsl(110, 63%, 58%)
HSV	hsv(110, 63%, 84%)
CMYK	cmyk(52.6%, 0%, 63.3%, 15.7%)
CIE-LAB	lab(77.27, -57.17, 55.75)
CIE-LCH	lch(77.27, 79.85, 135.72°)
OKLab	oklab(78.5% -0.1565 0.1293)
OKLCH	oklch(78.5% 0.203 140.4)
XYZ	xyz(31.1898, 51.9877, 15.7867)
Luminance	0.5199 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D74F #C04FD7

analogous

#AAD74F #66D74F #4FD77C

triadic

#66D74F #4F66D7 #D74F66

tetradic

#66D74F #4FAAD7 #C04FD7 #D77C4F

square

#66D74F #4FAAD7 #C04FD7 #D77C4F

split-complementary

#66D74F #7C4FD7 #D74FAA

monochromatic

#328C20 #44BE2B #66D74F #91E281 #BDEEB3

Accessibility & contrast

On white

1.84

#66D74F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#66D74F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D74F

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D74F	#FFFFFF	#000000	##000000
##66D74F	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC53F

Deuteranopia (green-blind)

#CEBB5A

Tritanopia (blue-blind)

#59D0BB

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #66d74f;
/* rgb */ color: rgb(102, 215, 79);
/* oklch */ color: oklch(78.5% 0.203 140.4);

Tailwind

colors: {
  custom: {
    50: '#9be486',
    500: '#66d74f',
    950: '#000000',
  },
}

SCSS

$custom: #66d74f;
$custom-light: #9be486;
$custom-dark: #000000;

JSON

{
  "hex": "#66d74f",
  "rgb": {
    "r": 102,
    "g": 215,
    "b": 79
  },
  "hsl": {
    "h": 109.853,
    "s": 62.963,
    "l": 57.647
  },
  "oklch": {
    "l": 0.78496,
    "c": 0.20304,
    "h": 140.4
  },
  "luminance": 0.5199
}

Semantic roles & 50–950 ramp

primary

#66D74F

secondary

#833992

accent

#42E6CA

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66D74F

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

Preview Lab → · Contrast checker → · Palette generator →