#66CD41#66CD41

#66CD41 is a light, highly saturated green. Relative luminance 0.469; OKLCH L 75.9% C 0.201 H 138.7°. Best body text is #000000 at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#66CD41
RGB	rgb(102, 205, 65)
HSL	hsl(104, 58%, 53%)
HSV	hsv(104, 68%, 80%)
CMYK	cmyk(50.2%, 0%, 68.3%, 19.6%)
CIE-LAB	lab(74.10, -54.65, 58.00)
CIE-LCH	lch(74.10, 79.69, 133.29°)
OKLab	oklab(75.85% -0.1506 0.1325)
OKLCH	oklch(75.85% 0.201 138.7)
XYZ	xyz(28.2639, 46.8670, 12.5569)
Luminance	0.4687 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CD41 #A841CD

analogous

#ACCD41 #66CD41 #41CD62

triadic

#66CD41 #4166CD #CD4166

tetradic

#66CD41 #41ACCD #A841CD #CD6241

square

#66CD41 #41ACCD #A841CD #CD6241

split-complementary

#66CD41 #6241CD #CD41AC

monochromatic

#36751F #4CA52C #66CD41 #8DDA71 #B4E6A2

Accessibility & contrast

On white

2.02

#66CD41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.37

#66CD41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CD41

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CD41	#FFFFFF	#000000	##000000
##66CD41	1.00	2.02	10.37	10.37
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.37	21.00	1.00	1.00
##000000	10.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BC2D

Deuteranopia (green-blind)

#C6B34E

Tritanopia (blue-blind)

#5DC6B1

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #66cd41;
/* rgb */ color: rgb(102, 205, 65);
/* oklch */ color: oklch(75.9% 0.201 138.7);

Tailwind

colors: {
  custom: {
    50: '#9add7d',
    500: '#66cd41',
    950: '#000000',
  },
}

SCSS

$custom: #66cd41;
$custom-light: #9add7d;
$custom-dark: #000000;

JSON

{
  "hex": "#66cd41",
  "rgb": {
    "r": 102,
    "g": 205,
    "b": 65
  },
  "hsl": {
    "h": 104.143,
    "s": 58.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75853,
    "c": 0.20055,
    "h": 138.7
  },
  "luminance": 0.46869
}

Semantic roles & 50–950 ramp

primary

#66CD41

secondary

#C397D3

accent

#46E2B9

background

#FAFDF7

surface

#F3FBEE

border

#CDD4C9

text

#0F150A

muted

#7F837C

Preview Lab

Preview with #66CD41

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

Preview Lab → · Contrast checker → · Palette generator →