#42D18B#42D18B

#42D18B is a light, vivid teal. Relative luminance 0.486; OKLCH L 76.8% C 0.158 H 157.5°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX#42D18B
RGBrgb(66, 209, 139)
HSLhsl(151, 61%, 54%)
HSVhsv(151, 68%, 82%)
CMYKcmyk(68.4%, 0%, 33.5%, 18%)
CIE-LABlab(75.21, -53.85, 23.96)
CIE-LCHlch(75.21, 58.94, 156.01°)
OKLaboklab(76.77% -0.1461 0.0604)
OKLCHoklch(76.77% 0.158 157.5)
XYZxyz(29.7046, 48.6200, 32.2402)
Luminance0.4862 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#42D18B #D14288
analogous
#42D144 #42D18B #42D0D1
triadic
#42D18B #8B42D1 #D18B42
tetradic
#42D18B #4442D1 #D14288 #D0D142
square
#42D18B #4442D1 #D14288 #D0D142
split-complementary
#42D18B #D142D0 #D14442
monochromatic
#1E7B4D #2AAC6C #42D18B #73DDA9 #A4E9C7

Accessibility & contrast

On white

1.96
#42D18B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.72
#42D18B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D18B
10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##42D18B#FFFFFF#000000##000000
##42D18B1.001.9610.7210.72
#FFFFFF1.961.0021.0021.00
#00000010.7221.001.001.00
##00000010.7221.001.001.00

Color blindness preview

Protanopia (red-blind)
#CFC187
Deuteranopia (green-blind)
#BDB490
Tritanopia (blue-blind)
#00CFBF
Achromatopsia (no color)
#B9B9B9

Design tokens & code

CSS
--color: #42d18b;
/* rgb */ color: rgb(66, 209, 139);
/* oklch */ color: oklch(76.8% 0.158 157.5);
Tailwind
colors: {
  custom: {
    50: '#87e0ad',
    500: '#42d18b',
    950: '#000000',
  },
}
SCSS
$custom: #42d18b;
$custom-light: #87e0ad;
$custom-dark: #000000;
JSON
{
  "hex": "#42d18b",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 139
  },
  "hsl": {
    "h": 150.629,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.76774,
    "c": 0.15815,
    "h": 157.5
  },
  "luminance": 0.48623
}

Semantic roles & 50–950 ramp

primary
#42D18B
secondary
#D699B7
accent
#4492E4
background
#F9FDFA
surface
#F1FBF4
border
#CBD4CE
text
#0D1510
muted
#7E837F

Preview Lab

Preview with #42D18B

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

Preview Lab → · Contrast checker → · Palette generator →

#42D18B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva