#42CA80#42CA80

#42CA80 is a light, vivid green. Relative luminance 0.450; OKLCH L 74.8% C 0.159 H 155.2°. Best body text is #000000 at 9.99:1 contrast (WCAG AA passes).

Color values

HEX#42CA80
RGBrgb(66, 202, 128)
HSLhsl(147, 56%, 53%)
HSVhsv(147, 67%, 79%)
CMYKcmyk(67.3%, 0%, 36.6%, 20.8%)
CIE-LABlab(72.86, -53.29, 26.55)
CIE-LCHlch(72.86, 59.53, 153.52°)
OKLaboklab(74.78% -0.1442 0.0665)
OKLCHoklch(74.78% 0.159 155.2)
XYZxyz(27.2611, 44.9549, 27.6583)
Luminance0.4496 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42CA80 #CA428C
analogous
#48CA42 #42CA80 #42CAC4
triadic
#42CA80 #8042CA #CA8042
tetradic
#42CA80 #4248CA #CA428C #CAC442
square
#42CA80 #4248CA #CA428C #CAC442
split-complementary
#42CA80 #C442CA #CA4248
monochromatic
#207245 #2DA262 #42CA80 #72D7A0 #A2E5C0

Accessibility & contrast

On white

2.10
#42CA80 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.99
#42CA80 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CA80
9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42CA80#FFFFFF#000000##000000
##42CA801.002.109.999.99
#FFFFFF2.101.0021.0021.00
#0000009.9921.001.001.00
##0000009.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#C9BA7B
Deuteranopia (green-blind)
#B8AE85
Tritanopia (blue-blind)
#00C8B7
Achromatopsia (no color)
#B3B3B3

Design tokens & code

CSS
--color: #42ca80;
/* rgb */ color: rgb(66, 202, 128);
/* oklch */ color: oklch(74.8% 0.159 155.2);
Tailwind
colors: {
  custom: {
    50: '#86dba5',
    500: '#42ca80',
    950: '#000000',
  },
}
SCSS
$custom: #42ca80;
$custom-light: #86dba5;
$custom-dark: #000000;
JSON
{
  "hex": "#42ca80",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 128
  },
  "hsl": {
    "h": 147.353,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74775,
    "c": 0.15879,
    "h": 155.2
  },
  "luminance": 0.44958
}

Semantic roles & 50–950 ramp

primary
#42CA80
secondary
#D196B7
accent
#489BDF
background
#F8FDFA
surface
#F0FBF4
border
#CBD4CE
text
#0C150F
muted
#7D837F

Preview Lab

Preview with #42CA80

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

Preview Lab → · Contrast checker → · Palette generator →

#42CA80 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva