#66D048#66D048

#66D048 is a light, vivid green. Relative luminance 0.484; OKLCH L 76.7% C 0.199 H 139.5°. Best body text is #000000 at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#66D048
RGB	rgb(102, 208, 72)
HSL	hsl(107, 59%, 55%)
HSV	hsv(107, 65%, 82%)
CMYK	cmyk(51%, 0%, 65.4%, 18.4%)
CIE-LAB	lab(75.08, -55.18, 56.25)
CIE-LCH	lch(75.08, 78.80, 134.45°)
OKLab	oklab(76.67% -0.1516 0.1296)
OKLCH	oklch(76.67% 0.199 139.5)
XYZ	xyz(29.2039, 48.4022, 13.9333)
Luminance	0.4840 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D048 #B248D0

analogous

#AAD048 #66D048 #48D06E

triadic

#66D048 #4866D0 #D04866

tetradic

#66D048 #48AAD0 #B248D0 #D06E48

square

#66D048 #48AAD0 #B248D0 #D06E48

split-complementary

#66D048 #6E48D0 #D048AA

monochromatic

#357D20 #49AE2D #66D048 #8FDD79 #B7E9A9

Accessibility & contrast

On white

1.97

#66D048 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.68

#66D048 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D048

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D048	#FFFFFF	#000000	##000000
##66D048	1.00	1.97	10.68	10.68
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.68	21.00	1.00	1.00
##000000	10.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE36

Deuteranopia (green-blind)

#C8B554

Tritanopia (blue-blind)

#5CC9B4

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66d048;
/* rgb */ color: rgb(102, 208, 72);
/* oklch */ color: oklch(76.7% 0.199 139.5);

Tailwind

colors: {
  custom: {
    50: '#9adf81',
    500: '#66d048',
    950: '#000000',
  },
}

SCSS

$custom: #66d048;
$custom-light: #9adf81;
$custom-dark: #000000;

JSON

{
  "hex": "#66d048",
  "rgb": {
    "r": 102,
    "g": 208,
    "b": 72
  },
  "hsl": {
    "h": 106.765,
    "s": 59.13,
    "l": 54.902
  },
  "oklch": {
    "l": 0.76671,
    "c": 0.19943,
    "h": 139.5
  },
  "luminance": 0.48404
}

Semantic roles & 50–950 ramp

primary

#66D048

secondary

#CA9DD7

accent

#45E2C0

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66D048

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

Preview Lab → · Contrast checker → · Palette generator →