#66DB26#66DB26

#66DB26 is a light, highly saturated yellow-green. Relative luminance 0.536; OKLCH L 79.2% C 0.231 H 137.7°. Best body text is #000000 at 11.73:1 contrast (WCAG AA passes).

Color values

HEX#66DB26
RGBrgb(102, 219, 38)
HSLhsl(99, 72%, 50%)
HSVhsv(99, 83%, 86%)
CMYKcmyk(53.4%, 0%, 82.6%, 14.1%)
CIE-LABlab(78.24, -61.45, 70.65)
CIE-LCHlch(78.24, 93.64, 131.02°)
OKLaboklab(79.22% -0.1704 0.1553)
OKLCHoklch(79.22% 0.231 137.7)
XYZxyz(31.1598, 53.6253, 10.5421)
Luminance0.5363 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66DB26 #9B26DB
analogous
#C0DB26 #66DB26 #26DB41
triadic
#66DB26 #2666DB #DB2666
tetradic
#66DB26 #26C0DB #9B26DB #DB4126
square
#66DB26 #26C0DB #9B26DB #DB4126
split-complementary
#66DB26 #4126DB #DB26C0
monochromatic
#357313 #4DA81C #66DB26 #8BE45A #B0EC8F

Accessibility & contrast

On white

1.79
#66DB26 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.73
#66DB26 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DB26
11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66DB26#FFFFFF#000000##000000
##66DB261.001.7911.7311.73
#FFFFFF1.791.0021.0021.00
#00000011.7321.001.001.00
##00000011.7321.001.001.00

Color blindness preview

Protanopia (red-blind)
#E2C700
Deuteranopia (green-blind)
#D3BE3E
Tritanopia (blue-blind)
#5DD3BB
Achromatopsia (no color)
#C1C1C1

Design tokens & code

CSS
--color: #66db26;
/* rgb */ color: rgb(102, 219, 38);
/* oklch */ color: oklch(79.2% 0.231 137.7);
Tailwind
colors: {
  custom: {
    50: '#9de772',
    500: '#66db26',
    950: '#000000',
  },
}
SCSS
$custom: #66db26;
$custom-light: #9de772;
$custom-dark: #000000;
JSON
{
  "hex": "#66db26",
  "rgb": {
    "r": 102,
    "g": 219,
    "b": 38
  },
  "hsl": {
    "h": 98.785,
    "s": 71.542,
    "l": 50.392
  },
  "oklch": {
    "l": 0.79215,
    "c": 0.23056,
    "h": 137.7
  },
  "luminance": 0.53628
}

Semantic roles & 50–950 ramp

primary
#66DB26
secondary
#5F297C
accent
#3AEEAE
background
#FCFEFB
surface
#F6FDF1
border
#D0D5CB
text
#101609
muted
#80847D

Preview Lab

Preview with #66DB26

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

Preview Lab → · Contrast checker → · Palette generator →

#66DB26 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva