#66CC35#66CC35

#66CC35 is a light, highly saturated green. Relative luminance 0.463; OKLCH L 75.5% C 0.207 H 137.6°. Best body text is #000000 at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#66CC35
RGB	rgb(102, 204, 53)
HSL	hsl(101, 60%, 50%)
HSV	hsv(101, 74%, 80%)
CMYK	cmyk(50%, 0%, 74%, 20%)
CIE-LAB	lab(73.72, -55.16, 62.00)
CIE-LCH	lch(73.72, 82.98, 131.66°)
OKLab	oklab(75.51% -0.1527 0.1392)
OKLCH	oklch(75.51% 0.207 137.6)
XYZ	xyz(27.7140, 46.2655, 10.8372)
Luminance	0.4627 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CC35 #9B35CC

analogous

#B1CC35 #66CC35 #35CC4F

triadic

#66CC35 #3566CC #CC3566

tetradic

#66CC35 #35B1CC #9B35CC #CC4F35

square

#66CC35 #35B1CC #9B35CC #CC4F35

split-complementary

#66CC35 #4F35CC #CC35B1

monochromatic

#356B1B #4D9C27 #66CC35 #8BD866 #B0E597

Accessibility & contrast

On white

2.05

#66CC35 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.25

#66CC35 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CC35

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CC35	#FFFFFF	#000000	##000000
##66CC35	1.00	2.05	10.25	10.25
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.25	21.00	1.00	1.00
##000000	10.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BA16

Deuteranopia (green-blind)

#C5B245

Tritanopia (blue-blind)

#5FC5AF

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #66cc35;
/* rgb */ color: rgb(102, 204, 53);
/* oklch */ color: oklch(75.5% 0.207 137.6);

Tailwind

colors: {
  custom: {
    50: '#9bdc76',
    500: '#66cc35',
    950: '#000000',
  },
}

SCSS

$custom: #66cc35;
$custom-light: #9bdc76;
$custom-dark: #000000;

JSON

{
  "hex": "#66cc35",
  "rgb": {
    "r": 102,
    "g": 204,
    "b": 53
  },
  "hsl": {
    "h": 100.53,
    "s": 59.684,
    "l": 50.392
  },
  "oklch": {
    "l": 0.75509,
    "c": 0.20666,
    "h": 137.6
  },
  "luminance": 0.46268
}

Semantic roles & 50–950 ramp

primary

#66CC35

secondary

#BA8DD0

accent

#45E3B0

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#0F1509

muted

#7F837B

Preview Lab

Preview with #66CC35

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

Preview Lab → · Contrast checker → · Palette generator →