#42DD3B#42DD3B

#42DD3B is a light, highly saturated green. Relative luminance 0.532; OKLCH L 78.8% C 0.237 H 142.4°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX#42DD3B
RGBrgb(66, 221, 59)
HSLhsl(117, 70%, 55%)
HSVhsv(117, 73%, 87%)
CMYKcmyk(70.1%, 0%, 73.3%, 13.3%)
CIE-LABlab(77.98, -68.92, 63.86)
CIE-LCHlch(77.98, 93.96, 137.18°)
OKLaboklab(78.76% -0.1874 0.1443)
OKLCHoklch(78.76% 0.237 142.4)
XYZxyz(28.8909, 53.1838, 12.8797)
Luminance0.5319 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42DD3B #D63BDD
analogous
#93DD3B #42DD3B #3BDD85
triadic
#42DD3B #3B42DD #DD3B42
tetradic
#42DD3B #3B93DD #D63BDD #DD853B
square
#42DD3B #3B93DD #D63BDD #DD853B
split-complementary
#42DD3B #853BDD #DD3B93
monochromatic
#1C8617 #27BA20 #42DD3B #74E66F #A7EFA3

Accessibility & contrast

On white

1.80
#42DD3B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.64
#42DD3B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42DD3B
11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42DD3B#FFFFFF#000000##000000
##42DD3B1.001.8011.6411.64
#FFFFFF1.801.0021.0021.00
#00000011.6421.001.001.00
##00000011.6421.001.001.00

Color blindness preview

Protanopia (red-blind)
#E2C81B
Deuteranopia (green-blind)
#D0BC4C
Tritanopia (blue-blind)
#10D6BE
Achromatopsia (no color)
#C1C1C1

Design tokens & code

CSS
--color: #42dd3b;
/* rgb */ color: rgb(66, 221, 59);
/* oklch */ color: oklch(78.8% 0.237 142.4);
Tailwind
colors: {
  custom: {
    50: '#8ce97b',
    500: '#42dd3b',
    950: '#000000',
  },
}
SCSS
$custom: #42dd3b;
$custom-light: #8ce97b;
$custom-dark: #000000;
JSON
{
  "hex": "#42dd3b",
  "rgb": {
    "r": 66,
    "g": 221,
    "b": 59
  },
  "hsl": {
    "h": 117.407,
    "s": 70.435,
    "l": 54.902
  },
  "oklch": {
    "l": 0.78756,
    "c": 0.23652,
    "h": 142.4
  },
  "luminance": 0.53187
}

Semantic roles & 50–950 ramp

primary
#42DD3B
secondary
#88308C
accent
#3BEDE5
background
#FCFEFB
surface
#F5FDF2
border
#CFD5CC
text
#0E160A
muted
#7F847D

Preview Lab

Preview with #42DD3B

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

Preview Lab → · Contrast checker → · Palette generator →

#42DD3B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva