#40D877#40D877

#40D877 is a light, vivid green. Relative luminance 0.515; OKLCH L 78.1% C 0.186 H 151.1°. Best body text is #000000 at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#40D877
RGB	rgb(64, 216, 119)
HSL	hsl(142, 66%, 55%)
HSV	hsv(142, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 44.9%, 15.3%)
CIE-LAB	lab(77.00, -60.44, 36.56)
CIE-LCH	lch(77.00, 70.63, 148.83°)
OKLab	oklab(78.13% -0.1627 0.0898)
OKLCH	oklch(78.13% 0.186 151.1)
XYZ	xyz(29.9975, 51.5303, 25.8146)
Luminance	0.5153 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D877 #D840A1

analogous

#55D840 #40D877 #40D8C3

triadic

#40D877 #7740D8 #D87740

tetradic

#40D877 #4055D8 #D840A1 #D8C340

square

#40D877 #4055D8 #D840A1 #D8C340

split-complementary

#40D877 #C340D8 #D84055

monochromatic

#1B8340 #25B659 #40D877 #73E29B #A6EDBF

Accessibility & contrast

On white

1.86

#40D877 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.31

#40D877 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D877

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D877	#FFFFFF	#000000	##000000
##40D877	1.00	1.86	11.31	11.31
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.31	21.00	1.00	1.00
##000000	11.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C670

Deuteranopia (green-blind)

#C6B97E

Tritanopia (blue-blind)

#00D5C1

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40d877;
/* rgb */ color: rgb(64, 216, 119);
/* oklch */ color: oklch(78.1% 0.186 151.1);

Tailwind

colors: {
  custom: {
    50: '#88e59f',
    500: '#40d877',
    950: '#000000',
  },
}

SCSS

$custom: #40d877;
$custom-light: #88e59f;
$custom-dark: #000000;

JSON

{
  "hex": "#40d877",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 119
  },
  "hsl": {
    "h": 141.711,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.78125,
    "c": 0.18586,
    "h": 151.1
  },
  "luminance": 0.51534
}

Semantic roles & 50–950 ramp

primary

#40D877

secondary

#8A336A

accent

#3FABE9

background

#FCFEFC

surface

#F4FCF5

border

#CED5CF

text

#0D160F

muted

#7F8480

Preview Lab

Preview with #40D877

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

Preview Lab → · Contrast checker → · Palette generator →