#40CB8A#40CB8A

#40CB8A is a light, vivid teal. Relative luminance 0.456; OKLCH L 75.2% C 0.152 H 158.6°. Best body text is #000000 at 10.13:1 contrast (WCAG AA passes).

Color values

HEX#40CB8A
RGBrgb(64, 203, 138)
HSLhsl(152, 57%, 52%)
HSVhsv(152, 68%, 80%)
CMYKcmyk(68.5%, 0%, 32%, 20.4%)
CIE-LABlab(73.31, -52.03, 21.89)
CIE-LCHlch(73.31, 56.45, 157.19°)
OKLaboklab(75.19% -0.1415 0.0554)
OKLCHoklch(75.19% 0.152 158.6)
XYZxyz(28.0550, 45.6337, 31.3695)
Luminance0.4564 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40CB8A #CB4081
analogous
#40CB44 #40CB8A #40C7CB
triadic
#40CB8A #8A40CB #CB8A40
tetradic
#40CB8A #4440CB #CB4081 #C7CB40
square
#40CB8A #4440CB #CB4081 #C7CB40
split-complementary
#40CB8A #CB40C7 #CB4440
monochromatic
#1F724B #2CA26B #40CB8A #70D8A7 #A0E5C5

Accessibility & contrast

On white

2.07
#40CB8A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.13
#40CB8A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CB8A
10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40CB8A#FFFFFF#000000##000000
##40CB8A1.002.0710.1310.13
#FFFFFF2.071.0021.0021.00
#00000010.1321.001.001.00
##00000010.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C9BC86
Deuteranopia (green-blind)
#B7AF8E
Tritanopia (blue-blind)
#00CABA
Achromatopsia (no color)
#B4B4B4

Design tokens & code

CSS
--color: #40cb8a;
/* rgb */ color: rgb(64, 203, 138);
/* oklch */ color: oklch(75.2% 0.152 158.6);
Tailwind
colors: {
  custom: {
    50: '#86dcac',
    500: '#40cb8a',
    950: '#000000',
  },
}
SCSS
$custom: #40cb8a;
$custom-light: #86dcac;
$custom-dark: #000000;
JSON
{
  "hex": "#40cb8a",
  "rgb": {
    "r": 64,
    "g": 203,
    "b": 138
  },
  "hsl": {
    "h": 151.942,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.75187,
    "c": 0.15193,
    "h": 158.6
  },
  "luminance": 0.45637
}

Semantic roles & 50–950 ramp

primary
#40CB8A
secondary
#D295B1
accent
#478FE0
background
#F8FDFA
surface
#F0FBF4
border
#CBD4CE
text
#0C1510
muted
#7D837F

Preview Lab

Preview with #40CB8A

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

Preview Lab → · Contrast checker → · Palette generator →

#40CB8A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva