#66D93A#66D93A

#66D93A is a light, highly saturated green. Relative luminance 0.528; OKLCH L 78.8% C 0.219 H 138.7°. Best body text is #000000 at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#66D93A
RGB	rgb(102, 217, 58)
HSL	hsl(103, 68%, 54%)
HSV	hsv(103, 73%, 85%)
CMYK	cmyk(53%, 0%, 73.3%, 14.9%)
CIE-LAB	lab(77.73, -59.63, 64.27)
CIE-LCH	lch(77.73, 87.67, 132.85°)
OKLab	oklab(78.82% -0.1645 0.1447)
OKLCH	oklch(78.82% 0.219 138.7)
XYZ	xyz(31.0549, 52.7535, 12.5482)
Luminance	0.5276 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D93A #AD3AD9

analogous

#B6D93A #66D93A #3AD95E

triadic

#66D93A #3A66D9 #D93A66

tetradic

#66D93A #3AB6D9 #AD3AD9 #D95E3A

square

#66D93A #3AB6D9 #AD3AD9 #D95E3A

split-complementary

#66D93A #5E3AD9 #D93AB6

monochromatic

#358019 #4BB323 #66D93A #8EE36D #B6EDA1

Accessibility & contrast

On white

1.82

#66D93A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.55

#66D93A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D93A

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D93A	#FFFFFF	#000000	##000000
##66D93A	1.00	1.82	11.55	11.55
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.55	21.00	1.00	1.00
##000000	11.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C61A

Deuteranopia (green-blind)

#D1BC4A

Tritanopia (blue-blind)

#5CD2BA

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d93a;
/* rgb */ color: rgb(102, 217, 58);
/* oklch */ color: oklch(78.8% 0.219 138.7);

Tailwind

colors: {
  custom: {
    50: '#9ce67a',
    500: '#66d93a',
    950: '#000000',
  },
}

SCSS

$custom: #66d93a;
$custom-light: #9ce67a;
$custom-dark: #000000;

JSON

{
  "hex": "#66d93a",
  "rgb": {
    "r": 102,
    "g": 217,
    "b": 58
  },
  "hsl": {
    "h": 103.396,
    "s": 67.66,
    "l": 53.922
  },
  "oklch": {
    "l": 0.78822,
    "c": 0.21905,
    "h": 138.7
  },
  "luminance": 0.52756
}

Semantic roles & 50–950 ramp

primary

#66D93A

secondary

#6F3087

accent

#3DEBBB

background

#FCFEFB

surface

#F6FCF2

border

#D0D5CC

text

#0F160A

muted

#80847D

Preview Lab

Preview with #66D93A

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

Preview Lab → · Contrast checker → · Palette generator →