#40D17F#40D17F

#40D17F is a light, vivid green. Relative luminance 0.482; OKLCH L 76.5% C 0.170 H 154.0°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#40D17F
RGB	rgb(64, 209, 127)
HSL	hsl(146, 61%, 54%)
HSV	hsv(146, 69%, 82%)
CMYK	cmyk(69.4%, 0%, 39.2%, 18%)
CIE-LAB	lab(74.96, -56.47, 29.85)
CIE-LCH	lch(74.96, 63.88, 152.14°)
OKLab	oklab(76.49% -0.1524 0.0744)
OKLCH	oklch(76.49% 0.17 154)
XYZ	xyz(28.7430, 48.2200, 27.8671)
Luminance	0.4822 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D17F #D14092

analogous

#49D140 #40D17F #40D1C7

triadic

#40D17F #7F40D1 #D17F40

tetradic

#40D17F #4049D1 #D14092 #D1C740

square

#40D17F #4049D1 #D14092 #D1C740

split-complementary

#40D17F #C740D1 #D14049

monochromatic

#1D7945 #29AB61 #40D17F #71DDA0 #A3E9C1

Accessibility & contrast

On white

1.97

#40D17F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#40D17F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D17F

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D17F	#FFFFFF	#000000	##000000
##40D17F	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1C079

Deuteranopia (green-blind)

#BFB384

Tritanopia (blue-blind)

#00CFBC

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #40d17f;
/* rgb */ color: rgb(64, 209, 127);
/* oklch */ color: oklch(76.5% 0.170 154.0);

Tailwind

colors: {
  custom: {
    50: '#87e0a5',
    500: '#40d17f',
    950: '#000000',
  },
}

SCSS

$custom: #40d17f;
$custom-light: #87e0a5;
$custom-dark: #000000;

JSON

{
  "hex": "#40d17f",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 127
  },
  "hsl": {
    "h": 146.069,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.76487,
    "c": 0.16962,
    "h": 154
  },
  "luminance": 0.48223
}

Semantic roles & 50–950 ramp

primary

#40D17F

secondary

#D597BA

accent

#449EE4

background

#F8FDFA

surface

#F0FBF4

border

#CBD4CE

text

#0D150F

muted

#7D837F

Preview Lab

Preview with #40D17F

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

Preview Lab → · Contrast checker → · Palette generator →