#40CC4E#40CC4E

#40CC4E is a light, highly saturated green. Relative luminance 0.448; OKLCH L 74.5% C 0.206 H 144.6°. Best body text is #000000 at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#40CC4E
RGB	rgb(64, 204, 78)
HSL	hsl(126, 58%, 53%)
HSV	hsv(126, 69%, 80%)
CMYK	cmyk(68.6%, 0%, 61.8%, 20%)
CIE-LAB	lab(72.78, -61.95, 50.84)
CIE-LCH	lch(72.78, 80.14, 140.62°)
OKLab	oklab(74.47% -0.1676 0.119)
OKLCH	oklch(74.47% 0.206 144.6)
XYZ	xyz(25.0807, 44.8231, 14.5362)
Luminance	0.4483 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CC4E #CC40BE

analogous

#78CC40 #40CC4E #40CC94

triadic

#40CC4E #4E40CC #CC4E40

tetradic

#40CC4E #4078CC #CC40BE #CC9440

square

#40CC4E #4078CC #CC40BE #CC9440

split-complementary

#40CC4E #9440CC #CC4078

monochromatic

#1F7327 #2CA338 #40CC4E #70D97B #A1E6A8

Accessibility & contrast

On white

2.11

#40CC4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.97

#40CC4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CC4E

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CC4E	#FFFFFF	#000000	##000000
##40CC4E	1.00	2.11	9.97	9.97
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.97	21.00	1.00	1.00
##000000	9.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BA40

Deuteranopia (green-blind)

#BFAE59

Tritanopia (blue-blind)

#0EC7B1

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #40cc4e;
/* rgb */ color: rgb(64, 204, 78);
/* oklch */ color: oklch(74.5% 0.206 144.6);

Tailwind

colors: {
  custom: {
    50: '#87dd84',
    500: '#40cc4e',
    950: '#000000',
  },
}

SCSS

$custom: #40cc4e;
$custom-light: #87dd84;
$custom-dark: #000000;

JSON

{
  "hex": "#40cc4e",
  "rgb": {
    "r": 64,
    "g": 204,
    "b": 78
  },
  "hsl": {
    "h": 126,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74473,
    "c": 0.20551,
    "h": 144.6
  },
  "luminance": 0.44826
}

Semantic roles & 50–950 ramp

primary

#40CC4E

secondary

#D295CC

accent

#47D2E1

background

#F9FDF8

surface

#F1FBEF

border

#CBD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #40CC4E

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

Preview Lab → · Contrast checker → · Palette generator →