#66D236#66D236

#66D236 is a light, highly saturated green. Relative luminance 0.492; OKLCH L 77.0% C 0.213 H 138.1°. Best body text is #000000 at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#66D236
RGB	rgb(102, 210, 54)
HSL	hsl(102, 63%, 52%)
HSV	hsv(102, 74%, 82%)
CMYK	cmyk(51.4%, 0%, 74.3%, 17.6%)
CIE-LAB	lab(75.56, -57.33, 63.48)
CIE-LCH	lch(75.56, 85.54, 132.08°)
OKLab	oklab(77.03% -0.1585 0.1425)
OKLCH	oklch(77.03% 0.213 138.1)
XYZ	xyz(29.1909, 49.1821, 11.4442)
Luminance	0.4918 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D236 #A236D2

analogous

#B4D236 #66D236 #36D254

triadic

#66D236 #3666D2 #D23666

tetradic

#66D236 #36B4D2 #A236D2 #D25436

square

#66D236 #36B4D2 #A236D2 #D25436

split-complementary

#66D236 #5436D2 #D236B4

monochromatic

#36741A #4DA625 #66D236 #8CDD68 #B2E89A

Accessibility & contrast

On white

1.94

#66D236 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.84

#66D236 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D236

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D236	#FFFFFF	#000000	##000000
##66D236	1.00	1.94	10.84	10.84
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.84	21.00	1.00	1.00
##000000	10.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C015

Deuteranopia (green-blind)

#CBB746

Tritanopia (blue-blind)

#5ECBB4

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #66d236;
/* rgb */ color: rgb(102, 210, 54);
/* oklch */ color: oklch(77.0% 0.213 138.1);

Tailwind

colors: {
  custom: {
    50: '#9ce178',
    500: '#66d236',
    950: '#000000',
  },
}

SCSS

$custom: #66d236;
$custom-light: #9ce178;
$custom-dark: #000000;

JSON

{
  "hex": "#66d236",
  "rgb": {
    "r": 102,
    "g": 210,
    "b": 54
  },
  "hsl": {
    "h": 101.538,
    "s": 63.415,
    "l": 51.765
  },
  "oklch": {
    "l": 0.77031,
    "c": 0.21313,
    "h": 138.1
  },
  "luminance": 0.49184
}

Semantic roles & 50–950 ramp

primary

#66D236

secondary

#BF90D4

accent

#41E6B4

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#0F1509

muted

#7F837B

Preview Lab

Preview with #66D236

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

Preview Lab → · Contrast checker → · Palette generator →