#40DD3D#40DD3D

#40DD3D is a light, highly saturated green. Relative luminance 0.531; OKLCH L 78.7% C 0.236 H 142.7°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#40DD3D
RGB	rgb(64, 221, 61)
HSL	hsl(119, 70%, 55%)
HSV	hsv(119, 72%, 87%)
CMYK	cmyk(71%, 0%, 72.4%, 13.3%)
CIE-LAB	lab(77.96, -69.11, 63.13)
CIE-LCH	lch(77.96, 93.60, 137.59°)
OKLab	oklab(78.72% -0.1877 0.143)
OKLCH	oklch(78.72% 0.236 142.7)
XYZ	xyz(28.8114, 53.1366, 13.1520)
Luminance	0.5314 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40DD3D #DA3DDD

analogous

#90DD3D #40DD3D #3DDD8A

triadic

#40DD3D #3D40DD #DD3D40

tetradic

#40DD3D #3D90DD #DA3DDD #DD8A3D

square

#40DD3D #3D90DD #DA3DDD #DD8A3D

split-complementary

#40DD3D #8A3DDD #DD3D90

monochromatic

#1A8818 #24BC21 #40DD3D #73E671 #A7EFA5

Accessibility & contrast

On white

1.81

#40DD3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#40DD3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DD3D

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40DD3D	#FFFFFF	#000000	##000000
##40DD3D	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C820

Deuteranopia (green-blind)

#D0BC4E

Tritanopia (blue-blind)

#02D6BE

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #40dd3d;
/* rgb */ color: rgb(64, 221, 61);
/* oklch */ color: oklch(78.7% 0.236 142.7);

Tailwind

colors: {
  custom: {
    50: '#8be97c',
    500: '#40dd3d',
    950: '#000000',
  },
}

SCSS

$custom: #40dd3d;
$custom-light: #8be97c;
$custom-dark: #000000;

JSON

{
  "hex": "#40dd3d",
  "rgb": {
    "r": 64,
    "g": 221,
    "b": 61
  },
  "hsl": {
    "h": 118.875,
    "s": 70.175,
    "l": 55.294
  },
  "oklch": {
    "l": 0.78725,
    "c": 0.236,
    "h": 142.7
  },
  "luminance": 0.5314
}

Semantic roles & 50–950 ramp

primary

#40DD3D

secondary

#8C308E

accent

#3BEDEA

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160A

muted

#7F847D

Preview Lab

Preview with #40DD3D

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

Preview Lab → · Contrast checker → · Palette generator →