#66DB5F#66DB5F

#66DB5F is a light, vivid green. Relative luminance 0.543; OKLCH L 79.7% C 0.196 H 142.5°. Best body text is #000000 at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#66DB5F
RGB	rgb(102, 219, 95)
HSL	hsl(117, 63%, 62%)
HSV	hsv(117, 57%, 86%)
CMYK	cmyk(53.4%, 0%, 56.6%, 14.1%)
CIE-LAB	lab(78.64, -56.97, 50.30)
CIE-LCH	lch(78.64, 75.99, 138.56°)
OKLab	oklab(79.67% -0.1552 0.1191)
OKLCH	oklch(79.67% 0.196 142.5)
XYZ	xyz(32.8749, 54.3113, 19.5750)
Luminance	0.5431 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DB5F #D45FDB

analogous

#A4DB5F #66DB5F #5FDB96

triadic

#66DB5F #5F66DB #DB5F66

tetradic

#66DB5F #5FA4DB #D45FDB #DB965F

square

#66DB5F #5FA4DB #D45FDB #DB965F

split-complementary

#66DB5F #965FDB #DB5FA4

monochromatic

#2A9C23 #37CE2E #66DB5F #96E691 #C6F1C3

Accessibility & contrast

On white

1.77

#66DB5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.86

#66DB5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DB5F

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DB5F	#FFFFFF	#000000	##000000
##66DB5F	1.00	1.77	11.86	11.86
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.86	21.00	1.00	1.00
##000000	11.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C953

Deuteranopia (green-blind)

#D0BF68

Tritanopia (blue-blind)

#56D5C0

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #66db5f;
/* rgb */ color: rgb(102, 219, 95);
/* oklch */ color: oklch(79.7% 0.196 142.5);

Tailwind

colors: {
  custom: {
    50: '#9be790',
    500: '#66db5f',
    950: '#000000',
  },
}

SCSS

$custom: #66db5f;
$custom-light: #9be790;
$custom-dark: #000000;

JSON

{
  "hex": "#66db5f",
  "rgb": {
    "r": 102,
    "g": 219,
    "b": 95
  },
  "hsl": {
    "h": 116.613,
    "s": 63.265,
    "l": 61.569
  },
  "oklch": {
    "l": 0.79673,
    "c": 0.19558,
    "h": 142.5
  },
  "luminance": 0.54314
}

Semantic roles & 50–950 ramp

primary

#66DB5F

secondary

#9B3EA0

accent

#1ACBC1

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0F160D

muted

#80847F

Preview Lab

Preview with #66DB5F

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

Preview Lab → · Contrast checker → · Palette generator →