#40CF99#40CF99

#40CF99 is a light, vivid teal. Relative luminance 0.480; OKLCH L 76.5% C 0.144 H 163.5°. Best body text is #000000 at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#40CF99
RGB	rgb(64, 207, 153)
HSL	hsl(157, 60%, 53%)
HSV	hsv(157, 69%, 81%)
CMYK	cmyk(69.1%, 0%, 26.1%, 18.8%)
CIE-LAB	lab(74.83, -50.43, 16.03)
CIE-LCH	lch(74.83, 52.92, 162.36°)
OKLab	oklab(76.54% -0.1385 0.0409)
OKLCH	oklch(76.54% 0.144 163.5)
XYZ	xyz(30.1738, 48.0121, 37.8079)
Luminance	0.4802 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CF99 #CF4076

analogous

#40CF51 #40CF99 #40BDCF

triadic

#40CF99 #9940CF #CF9940

tetradic

#40CF99 #5140CF #CF4076 #BDCF40

square

#40CF99 #5140CF #CF4076 #BDCF40

split-complementary

#40CF99 #CF40BD #CF5140

monochromatic

#1E7755 #2AA878 #40CF99 #71DBB3 #A2E8CD

Accessibility & contrast

On white

1.98

#40CF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.60

#40CF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CF99

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CF99	#FFFFFF	#000000	##000000
##40CF99	1.00	1.98	10.60	10.60
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.60	21.00	1.00	1.00
##000000	10.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC096

Deuteranopia (green-blind)

#B9B39D

Tritanopia (blue-blind)

#00CFC0

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #40cf99;
/* rgb */ color: rgb(64, 207, 153);
/* oklch */ color: oklch(76.5% 0.144 163.5);

Tailwind

colors: {
  custom: {
    50: '#86deb7',
    500: '#40cf99',
    950: '#000000',
  },
}

SCSS

$custom: #40cf99;
$custom-light: #86deb7;
$custom-dark: #000000;

JSON

{
  "hex": "#40cf99",
  "rgb": {
    "r": 64,
    "g": 207,
    "b": 153
  },
  "hsl": {
    "h": 157.343,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.76538,
    "c": 0.14443,
    "h": 163.5
  },
  "luminance": 0.48016
}

Semantic roles & 50–950 ramp

primary

#40CF99

secondary

#D497AE

accent

#4581E3

background

#F8FDFB

surface

#F0FBF6

border

#CBD4D0

text

#0D1511

muted

#7D8380

Preview Lab

Preview with #40CF99

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

Preview Lab → · Contrast checker → · Palette generator →