#40DE7F#40DE7F

#40DE7F is a light, vivid green. Relative luminance 0.549; OKLCH L 79.8% C 0.186 H 152.3°. Best body text is #000000 at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#40DE7F
RGB	rgb(64, 222, 127)
HSL	hsl(144, 71%, 56%)
HSV	hsv(144, 71%, 87%)
CMYK	cmyk(71.2%, 0%, 42.8%, 12.9%)
CIE-LAB	lab(78.96, -61.25, 35.09)
CIE-LCH	lch(78.96, 70.59, 150.19°)
OKLab	oklab(79.78% -0.165 0.0867)
OKLCH	oklch(79.78% 0.186 152.3)
XYZ	xyz(32.0636, 54.8612, 28.9740)
Luminance	0.5486 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40DE7F #DE409F

analogous

#50DE40 #40DE7F #40DECE

triadic

#40DE7F #7F40DE #DE7F40

tetradic

#40DE7F #4050DE #DE409F #DECE40

square

#40DE7F #4050DE #DE409F #DECE40

split-complementary

#40DE7F #CE40DE #DE4050

monochromatic

#188B46 #21C060 #40DE7F #74E7A2 #A8F0C5

Accessibility & contrast

On white

1.75

#40DE7F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.97

#40DE7F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DE7F

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40DE7F	#FFFFFF	#000000	##000000
##40DE7F	1.00	1.75	11.97	11.97
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.97	21.00	1.00	1.00
##000000	11.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DECC78

Deuteranopia (green-blind)

#CBBE85

Tritanopia (blue-blind)

#00DBC7

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40de7f;
/* rgb */ color: rgb(64, 222, 127);
/* oklch */ color: oklch(79.8% 0.186 152.3);

Tailwind

colors: {
  custom: {
    50: '#89e9a5',
    500: '#40de7f',
    950: '#000000',
  },
}

SCSS

$custom: #40de7f;
$custom-light: #89e9a5;
$custom-dark: #000000;

JSON

{
  "hex": "#40de7f",
  "rgb": {
    "r": 64,
    "g": 222,
    "b": 127
  },
  "hsl": {
    "h": 143.924,
    "s": 70.536,
    "l": 56.078
  },
  "oklch": {
    "l": 0.79783,
    "c": 0.18633,
    "h": 152.3
  },
  "luminance": 0.54865
}

Semantic roles & 50–950 ramp

primary

#40DE7F

secondary

#91316B

accent

#3AA6ED

background

#FCFEFC

surface

#F4FDF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #40DE7F

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

Preview Lab → · Contrast checker → · Palette generator →