#66D145#66D145

#66D145 is a light, highly saturated green. Relative luminance 0.489; OKLCH L 76.9% C 0.203 H 139.2°. Best body text is #000000 at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#66D145
RGB	rgb(102, 209, 69)
HSL	hsl(106, 60%, 55%)
HSV	hsv(106, 67%, 82%)
CMYK	cmyk(51.2%, 0%, 67%, 18%)
CIE-LAB	lab(75.36, -55.83, 57.76)
CIE-LCH	lch(75.36, 80.33, 134.02°)
OKLab	oklab(76.9% -0.1535 0.1324)
OKLCH	oklch(76.9% 0.203 139.2)
XYZ	xyz(29.3530, 48.8532, 13.5119)
Luminance	0.4885 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D145 #B045D1

analogous

#ACD145 #66D145 #45D16A

triadic

#66D145 #4566D1 #D14566

tetradic

#66D145 #45ACD1 #B045D1 #D16A45

square

#66D145 #45ACD1 #B045D1 #D16A45

split-complementary

#66D145 #6A45D1 #D145AC

monochromatic

#357D1F #4AAE2B #66D145 #8EDD76 #B7E9A7

Accessibility & contrast

On white

1.95

#66D145 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.77

#66D145 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D145

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D145	#FFFFFF	#000000	##000000
##66D145	1.00	1.95	10.77	10.77
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.77	21.00	1.00	1.00
##000000	10.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF32

Deuteranopia (green-blind)

#C9B652

Tritanopia (blue-blind)

#5CCAB5

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #66d145;
/* rgb */ color: rgb(102, 209, 69);
/* oklch */ color: oklch(76.9% 0.203 139.2);

Tailwind

colors: {
  custom: {
    50: '#9be07f',
    500: '#66d145',
    950: '#000000',
  },
}

SCSS

$custom: #66d145;
$custom-light: #9be07f;
$custom-dark: #000000;

JSON

{
  "hex": "#66d145",
  "rgb": {
    "r": 102,
    "g": 209,
    "b": 69
  },
  "hsl": {
    "h": 105.857,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.76895,
    "c": 0.20275,
    "h": 139.2
  },
  "luminance": 0.48855
}

Semantic roles & 50–950 ramp

primary

#66D145

secondary

#C99BD7

accent

#44E3BE

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66D145

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

Preview Lab → · Contrast checker → · Palette generator →