#42CB4B#42CB4B

#42CB4B is a light, highly saturated green. Relative luminance 0.444; OKLCH L 74.2% C 0.206 H 144.1°. Best body text is #000000 at 9.88:1 contrast (WCAG AA passes).

Color values

HEX#42CB4B
RGBrgb(66, 203, 75)
HSLhsl(124, 57%, 53%)
HSVhsv(124, 67%, 80%)
CMYKcmyk(67.5%, 0%, 63.1%, 20.4%)
CIE-LABlab(72.48, -61.57, 51.82)
CIE-LCHlch(72.48, 80.47, 139.91°)
OKLaboklab(74.23% -0.1667 0.1208)
OKLCHoklch(74.23% 0.206 144.1)
XYZxyz(24.8711, 44.3755, 13.9098)
Luminance0.4438 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42CB4B #CB42C2
analogous
#7DCB42 #42CB4B #42CB90
triadic
#42CB4B #4B42CB #CB4B42
tetradic
#42CB4B #427DCB #CB42C2 #CB9042
square
#42CB4B #427DCB #CB42C2 #CB9042
split-complementary
#42CB4B #9042CB #CB427D
monochromatic
#207325 #2DA335 #42CB4B #72D879 #A2E5A6

Accessibility & contrast

On white

2.13
#42CB4B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.88
#42CB4B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CB4B
9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42CB4B#FFFFFF#000000##000000
##42CB4B1.002.139.889.88
#FFFFFF2.131.0021.0021.00
#0000009.8821.001.001.00
##0000009.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#CFB93C
Deuteranopia (green-blind)
#BEAD56
Tritanopia (blue-blind)
#19C6B0
Achromatopsia (no color)
#B2B2B2

Design tokens & code

CSS
--color: #42cb4b;
/* rgb */ color: rgb(66, 203, 75);
/* oklch */ color: oklch(74.2% 0.206 144.1);
Tailwind
colors: {
  custom: {
    50: '#88dc82',
    500: '#42cb4b',
    950: '#000000',
  },
}
SCSS
$custom: #42cb4b;
$custom-light: #88dc82;
$custom-dark: #000000;
JSON
{
  "hex": "#42cb4b",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 75
  },
  "hsl": {
    "h": 123.942,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.74232,
    "c": 0.20589,
    "h": 144.1
  },
  "luminance": 0.44378
}

Semantic roles & 50–950 ramp

primary
#42CB4B
secondary
#D297CE
accent
#48D6E0
background
#F9FDF8
surface
#F1FBEF
border
#CBD4CA
text
#0D150B
muted
#7E837C

Preview Lab

Preview with #42CB4B

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

Preview Lab → · Contrast checker → · Palette generator →

#42CB4B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva