#40D680#40D680

#40D680 is a light, vivid green. Relative luminance 0.507; OKLCH L 77.8% C 0.175 H 153.6°. Best body text is #000000 at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#40D680
RGB	rgb(64, 214, 128)
HSL	hsl(146, 65%, 55%)
HSV	hsv(146, 70%, 84%)
CMYK	cmyk(70.1%, 0%, 40.2%, 16.1%)
CIE-LAB	lab(76.52, -58.16, 31.39)
CIE-LCH	lch(76.52, 66.09, 151.64°)
OKLab	oklab(77.78% -0.1569 0.078)
OKLCH	oklch(77.78% 0.175 153.6)
XYZ	xyz(30.0545, 50.7383, 28.6274)
Luminance	0.5074 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D680 #D64096

analogous

#4BD640 #40D680 #40D6CB

triadic

#40D680 #8040D6 #D68040

tetradic

#40D680 #404BD6 #D64096 #D6CB40

square

#40D680 #404BD6 #D64096 #D6CB40

split-complementary

#40D680 #CB40D6 #D6404B

monochromatic

#1B8046 #26B262 #40D680 #72E1A2 #A5ECC3

Accessibility & contrast

On white

1.88

#40D680 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.15

#40D680 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D680

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D680	#FFFFFF	#000000	##000000
##40D680	1.00	1.88	11.15	11.15
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.15	21.00	1.00	1.00
##000000	11.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C57A

Deuteranopia (green-blind)

#C3B886

Tritanopia (blue-blind)

#00D3C1

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40d680;
/* rgb */ color: rgb(64, 214, 128);
/* oklch */ color: oklch(77.8% 0.175 153.6);

Tailwind

colors: {
  custom: {
    50: '#88e4a5',
    500: '#40d680',
    950: '#000000',
  },
}

SCSS

$custom: #40d680;
$custom-light: #88e4a5;
$custom-dark: #000000;

JSON

{
  "hex": "#40d680",
  "rgb": {
    "r": 64,
    "g": 214,
    "b": 128
  },
  "hsl": {
    "h": 145.6,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.77775,
    "c": 0.17521,
    "h": 153.6
  },
  "luminance": 0.50742
}

Semantic roles & 50–950 ramp

primary

#40D680

secondary

#873363

accent

#40A0E8

background

#FCFEFC

surface

#F4FCF6

border

#CED5D0

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #40D680

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

Preview Lab → · Contrast checker → · Palette generator →