#66D85B#66D85B

#66D85B is a light, vivid green. Relative luminance 0.527; OKLCH L 78.9% C 0.195 H 141.9°. Best body text is #000000 at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#66D85B
RGB	rgb(102, 216, 91)
HSL	hsl(115, 62%, 60%)
HSV	hsv(115, 58%, 85%)
CMYK	cmyk(52.8%, 0%, 57.9%, 15.3%)
CIE-LAB	lab(77.69, -56.29, 51.00)
CIE-LCH	lch(77.69, 75.95, 137.82°)
OKLab	oklab(78.88% -0.1535 0.1203)
OKLCH	oklch(78.88% 0.195 141.9)
XYZ	xyz(31.9221, 52.6893, 18.3834)
Luminance	0.5269 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D85B #CD5BD8

analogous

#A4D85B #66D85B #5BD88E

triadic

#66D85B #5B66D8 #D85B66

tetradic

#66D85B #5BA4D8 #CD5BD8 #D88E5B

square

#66D85B #5BA4D8 #CD5BD8 #D88E5B

split-complementary

#66D85B #8E5BD8 #D85BA4

monochromatic

#2D9523 #3DC72F #66D85B #94E48C #C2F0BE

Accessibility & contrast

On white

1.82

#66D85B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.54

#66D85B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D85B

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D85B	#FFFFFF	#000000	##000000
##66D85B	1.00	1.82	11.54	11.54
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.54	21.00	1.00	1.00
##000000	11.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC64E

Deuteranopia (green-blind)

#CEBC65

Tritanopia (blue-blind)

#57D2BD

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d85b;
/* rgb */ color: rgb(102, 216, 91);
/* oklch */ color: oklch(78.9% 0.195 141.9);

Tailwind

colors: {
  custom: {
    50: '#9be58d',
    500: '#66d85b',
    950: '#000000',
  },
}

SCSS

$custom: #66d85b;
$custom-light: #9be58d;
$custom-dark: #000000;

JSON

{
  "hex": "#66d85b",
  "rgb": {
    "r": 102,
    "g": 216,
    "b": 91
  },
  "hsl": {
    "h": 114.72,
    "s": 61.576,
    "l": 60.196
  },
  "oklch": {
    "l": 0.78877,
    "c": 0.195,
    "h": 141.9
  },
  "luminance": 0.52692
}

Semantic roles & 50–950 ramp

primary

#66D85B

secondary

#923D9A

accent

#1CC9BA

background

#FCFEFC

surface

#F5FCF4

border

#CFD5CE

text

#0F160C

muted

#80847F

Preview Lab

Preview with #66D85B

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

Preview Lab → · Contrast checker → · Palette generator →