#40AD4E#40AD4E

#40AD4E is a light, vivid green. Relative luminance 0.315; OKLCH L 66.4% C 0.167 H 145.6°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#40AD4E
RGB	rgb(64, 173, 78)
HSL	hsl(128, 46%, 46%)
HSV	hsv(128, 63%, 68%)
CMYK	cmyk(63%, 0%, 54.9%, 32.2%)
CIE-LAB	lab(62.95, -50.89, 39.38)
CIE-LCH	lch(62.95, 64.35, 142.26°)
OKLab	oklab(66.35% -0.1376 0.0942)
OKLCH	oklch(66.35% 0.167 145.6)
XYZ	xyz(18.4319, 31.5254, 12.3199)
Luminance	0.3153 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AD4E #AD409F

analogous

#69AD40 #40AD4E #40AD85

triadic

#40AD4E #4E40AD #AD4E40

tetradic

#40AD4E #4069AD #AD409F #AD8540

square

#40AD4E #4069AD #AD409F #AD8540

split-complementary

#40AD4E #8540AD #AD4069

monochromatic

#1F5426 #2F803A #40AD4E #64C671 #91D69A

Accessibility & contrast

On white

2.87

#40AD4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#40AD4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AD4E

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AD4E	#FFFFFF	#000000	##000000
##40AD4E	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09E45

Deuteranopia (green-blind)

#A29555

Tritanopia (blue-blind)

#25A998

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #40ad4e;
/* rgb */ color: rgb(64, 173, 78);
/* oklch */ color: oklch(66.4% 0.167 145.6);

Tailwind

colors: {
  custom: {
    50: '#81c682',
    500: '#40ad4e',
    950: '#000000',
  },
}

SCSS

$custom: #40ad4e;
$custom-light: #81c682;
$custom-dark: #000000;

JSON

{
  "hex": "#40ad4e",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 78
  },
  "hsl": {
    "h": 127.706,
    "s": 45.992,
    "l": 46.471
  },
  "oklch": {
    "l": 0.66351,
    "c": 0.16677,
    "h": 145.6
  },
  "luminance": 0.31527
}

Semantic roles & 50–950 ramp

primary

#40AD4E

secondary

#C287BA

accent

#52C5D6

background

#F8FCF8

surface

#F0F8EF

border

#CBD1CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #40AD4E

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

Preview Lab → · Contrast checker → · Palette generator →