#40CB4E#40CB4E

#40CB4E is a light, highly saturated green. Relative luminance 0.444; OKLCH L 74.2% C 0.204 H 144.7°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#40CB4E
RGB	rgb(64, 203, 78)
HSL	hsl(126, 57%, 52%)
HSV	hsv(126, 68%, 80%)
CMYK	cmyk(68.5%, 0%, 61.6%, 20.4%)
CIE-LAB	lab(72.46, -61.61, 50.49)
CIE-LCH	lch(72.46, 79.65, 140.67°)
OKLab	oklab(74.21% -0.1666 0.1182)
OKLCH	oklch(74.21% 0.204 144.7)
XYZ	xyz(24.8438, 44.3492, 14.4572)
Luminance	0.4435 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CB4E #CB40BD

analogous

#78CB40 #40CB4E #40CB93

triadic

#40CB4E #4E40CB #CB4E40

tetradic

#40CB4E #4078CB #CB40BD #CB9340

square

#40CB4E #4078CB #CB40BD #CB9340

split-complementary

#40CB4E #9340CB #CB4078

monochromatic

#1F7227 #2CA238 #40CB4E #70D87B #A0E5A7

Accessibility & contrast

On white

2.13

#40CB4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#40CB4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CB4E

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CB4E	#FFFFFF	#000000	##000000
##40CB4E	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB940

Deuteranopia (green-blind)

#BEAD59

Tritanopia (blue-blind)

#0FC6B0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #40cb4e;
/* rgb */ color: rgb(64, 203, 78);
/* oklch */ color: oklch(74.2% 0.204 144.7);

Tailwind

colors: {
  custom: {
    50: '#87dc84',
    500: '#40cb4e',
    950: '#000000',
  },
}

SCSS

$custom: #40cb4e;
$custom-light: #87dc84;
$custom-dark: #000000;

JSON

{
  "hex": "#40cb4e",
  "rgb": {
    "r": 64,
    "g": 203,
    "b": 78
  },
  "hsl": {
    "h": 126.043,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74213,
    "c": 0.20432,
    "h": 144.7
  },
  "luminance": 0.44352
}

Semantic roles & 50–950 ramp

primary

#40CB4E

secondary

#D295CC

accent

#47D1E0

background

#F9FDF8

surface

#F1FBEF

border

#CBD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #40CB4E

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

Preview Lab → · Contrast checker → · Palette generator →