#66BB41#66BB41

#66BB41 is a light, vivid green. Relative luminance 0.387; OKLCH L 71.3% C 0.178 H 137.6°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#66BB41
RGB	rgb(102, 187, 65)
HSL	hsl(102, 48%, 49%)
HSV	hsv(102, 65%, 73%)
CMYK	cmyk(45.5%, 0%, 65.2%, 26.7%)
CIE-LAB	lab(68.57, -47.59, 52.09)
CIE-LCH	lch(68.57, 70.55, 132.42°)
OKLab	oklab(71.3% -0.1315 0.12)
OKLCH	oklch(71.3% 0.178 137.6)
XYZ	xyz(24.2032, 38.7455, 11.2033)
Luminance	0.3875 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BB41 #9641BB

analogous

#A3BB41 #66BB41 #41BB59

triadic

#66BB41 #4166BB #BB4166

tetradic

#66BB41 #41A3BB #9641BB #BB5941

square

#66BB41 #41A3BB #9641BB #BB5941

split-complementary

#66BB41 #5941BB #BB41A3

monochromatic

#346021 #4D8E31 #66BB41 #8ACC6D #AEDC9A

Accessibility & contrast

On white

2.40

#66BB41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#66BB41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BB41

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BB41	#FFFFFF	#000000	##000000
##66BB41	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AC31

Deuteranopia (green-blind)

#B5A54B

Tritanopia (blue-blind)

#61B5A2

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #66bb41;
/* rgb */ color: rgb(102, 187, 65);
/* oklch */ color: oklch(71.3% 0.178 137.6);

Tailwind

colors: {
  custom: {
    50: '#98d07b',
    500: '#66bb41',
    950: '#000000',
  },
}

SCSS

$custom: #66bb41;
$custom-light: #98d07b;
$custom-dark: #000000;

JSON

{
  "hex": "#66bb41",
  "rgb": {
    "r": 102,
    "g": 187,
    "b": 65
  },
  "hsl": {
    "h": 101.803,
    "s": 48.413,
    "l": 49.412
  },
  "oklch": {
    "l": 0.71304,
    "c": 0.17799,
    "h": 137.6
  },
  "luminance": 0.38747
}

Semantic roles & 50–950 ramp

primary

#66BB41

secondary

#B790C8

accent

#50D8AF

background

#F9FCF7

surface

#F2F9EE

border

#CCD2C9

text

#0E140A

muted

#7E827C

Preview Lab

Preview with #66BB41

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

Preview Lab → · Contrast checker → · Palette generator →