#40A440#40A440

#40A440 is a light, vivid green. Relative luminance 0.280; OKLCH L 63.8% C 0.167 H 143.3°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#40A440
RGB	rgb(64, 164, 64)
HSL	hsl(120, 44%, 45%)
HSV	hsv(120, 61%, 64%)
CMYK	cmyk(61%, 0%, 61%, 35.7%)
CIE-LAB	lab(59.90, -49.27, 42.48)
CIE-LCH	lch(59.90, 65.05, 139.24°)
OKLab	oklab(63.78% -0.1338 0.0997)
OKLCH	oklch(63.78% 0.167 143.3)
XYZ	xyz(16.3143, 28.0095, 9.3961)
Luminance	0.2801 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A440 #A440A4

analogous

#72A440 #40A440 #40A472

triadic

#40A440 #4040A4 #A44040

tetradic

#40A440 #4072A4 #A440A4 #A47240

square

#40A440 #4072A4 #A440A4 #A47240

split-complementary

#40A440 #7240A4 #A44072

monochromatic

#1E4C1E #2F782F #40A440 #60C160 #8CD28C

Accessibility & contrast

On white

3.18

#40A440 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#40A440 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A440

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A440	#FFFFFF	#000000	##000000
##40A440	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79635

Deuteranopia (green-blind)

#9B8D48

Tritanopia (blue-blind)

#2D9F8E

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #40a440;
/* rgb */ color: rgb(64, 164, 64);
/* oklch */ color: oklch(63.8% 0.167 143.3);

Tailwind

colors: {
  custom: {
    50: '#80c078',
    500: '#40a440',
    950: '#000000',
  },
}

SCSS

$custom: #40a440;
$custom-light: #80c078;
$custom-dark: #000000;

JSON

{
  "hex": "#40a440",
  "rgb": {
    "r": 64,
    "g": 164,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 43.86,
    "l": 44.706
  },
  "oklch": {
    "l": 0.63783,
    "c": 0.16692,
    "h": 143.3
  },
  "luminance": 0.28011
}

Semantic roles & 50–950 ramp

primary

#40A440

secondary

#BD83BD

accent

#54D4D4

background

#F8FBF7

surface

#EFF7ED

border

#CAD0C8

text

#0B1209

muted

#7C817B

Preview Lab

Preview with #40A440

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

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