#66CB35#66CB35

#66CB35 is a light, highly saturated green. Relative luminance 0.458; OKLCH L 75.3% C 0.205 H 137.6°. Best body text is #000000 at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#66CB35
RGB	rgb(102, 203, 53)
HSL	hsl(100, 59%, 50%)
HSV	hsv(100, 74%, 80%)
CMYK	cmyk(49.8%, 0%, 73.9%, 20.4%)
CIE-LAB	lab(73.41, -54.78, 61.69)
CIE-LCH	lch(73.41, 82.50, 131.60°)
OKLab	oklab(75.26% -0.1517 0.1386)
OKLCH	oklch(75.26% 0.205 137.6)
XYZ	xyz(27.4771, 45.7917, 10.7583)
Luminance	0.4579 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CB35 #9A35CB

analogous

#B1CB35 #66CB35 #35CB4F

triadic

#66CB35 #3566CB #CB3566

tetradic

#66CB35 #35B1CB #9A35CB #CB4F35

square

#66CB35 #35B1CB #9A35CB #CB4F35

split-complementary

#66CB35 #4F35CB #CB35B1

monochromatic

#356A1B #4D9B28 #66CB35 #8BD866 #B0E496

Accessibility & contrast

On white

2.07

#66CB35 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.16

#66CB35 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CB35

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CB35	#FFFFFF	#000000	##000000
##66CB35	1.00	2.07	10.16	10.16
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.16	21.00	1.00	1.00
##000000	10.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA16

Deuteranopia (green-blind)

#C4B144

Tritanopia (blue-blind)

#5FC4AE

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #66cb35;
/* rgb */ color: rgb(102, 203, 53);
/* oklch */ color: oklch(75.3% 0.205 137.6);

Tailwind

colors: {
  custom: {
    50: '#9bdc76',
    500: '#66cb35',
    950: '#000000',
  },
}

SCSS

$custom: #66cb35;
$custom-light: #9bdc76;
$custom-dark: #000000;

JSON

{
  "hex": "#66cb35",
  "rgb": {
    "r": 102,
    "g": 203,
    "b": 53
  },
  "hsl": {
    "h": 100.4,
    "s": 59.055,
    "l": 50.196
  },
  "oklch": {
    "l": 0.75256,
    "c": 0.20548,
    "h": 137.6
  },
  "luminance": 0.45794
}

Semantic roles & 50–950 ramp

primary

#66CB35

secondary

#BA8CCF

accent

#46E2AF

background

#FAFDF7

surface

#F3FBEE

border

#CDD4C9

text

#0F1509

muted

#7F837B

Preview Lab

Preview with #66CB35

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

Preview Lab → · Contrast checker → · Palette generator →