#66CE48#66CE48

#66CE48 is a light, vivid green. Relative luminance 0.474; OKLCH L 76.2% C 0.197 H 139.4°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#66CE48
RGB	rgb(102, 206, 72)
HSL	hsl(107, 58%, 55%)
HSV	hsv(107, 65%, 81%)
CMYK	cmyk(50.5%, 0%, 65%, 19.2%)
CIE-LAB	lab(74.47, -54.42, 55.58)
CIE-LCH	lch(74.47, 77.79, 134.40°)
OKLab	oklab(76.17% -0.1495 0.1282)
OKLCH	oklch(76.17% 0.197 139.4)
XYZ	xyz(28.7194, 47.4331, 13.7718)
Luminance	0.4743 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CE48 #B048CE

analogous

#A9CE48 #66CE48 #48CE6D

triadic

#66CE48 #4866CE #CE4866

tetradic

#66CE48 #48A9CE #B048CE #CE6D48

square

#66CE48 #48A9CE #B048CE #CE6D48

split-complementary

#66CE48 #6D48CE #CE48A9

monochromatic

#357B21 #4AAB2E #66CE48 #8EDB78 #B7E8A9

Accessibility & contrast

On white

2.00

#66CE48 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.49

#66CE48 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CE48

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CE48	#FFFFFF	#000000	##000000
##66CE48	1.00	2.00	10.49	10.49
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.49	21.00	1.00	1.00
##000000	10.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BD37

Deuteranopia (green-blind)

#C6B454

Tritanopia (blue-blind)

#5CC7B2

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #66ce48;
/* rgb */ color: rgb(102, 206, 72);
/* oklch */ color: oklch(76.2% 0.197 139.4);

Tailwind

colors: {
  custom: {
    50: '#9ade81',
    500: '#66ce48',
    950: '#000000',
  },
}

SCSS

$custom: #66ce48;
$custom-light: #9ade81;
$custom-dark: #000000;

JSON

{
  "hex": "#66ce48",
  "rgb": {
    "r": 102,
    "g": 206,
    "b": 72
  },
  "hsl": {
    "h": 106.567,
    "s": 57.759,
    "l": 54.51
  },
  "oklch": {
    "l": 0.76168,
    "c": 0.19695,
    "h": 139.4
  },
  "luminance": 0.47435
}

Semantic roles & 50–950 ramp

primary

#66CE48

secondary

#C99DD5

accent

#47E1BE

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66CE48

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

Preview Lab → · Contrast checker → · Palette generator →