#40D940#40D940

#40D940 is a light, highly saturated green. Relative luminance 0.511; OKLCH L 77.7% C 0.230 H 143.0°. Best body text is #000000 at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#40D940
RGB	rgb(64, 217, 64)
HSL	hsl(120, 67%, 55%)
HSV	hsv(120, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 70.5%, 14.9%)
CIE-LAB	lab(76.73, -67.59, 60.79)
CIE-LCH	lch(76.73, 90.91, 138.03°)
OKLab	oklab(77.71% -0.1835 0.1385)
OKLCH	oklch(77.71% 0.23 143)
XYZ	xyz(27.8509, 51.0828, 13.2417)
Luminance	0.5109 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D940 #D940D9

analogous

#8CD940 #40D940 #40D98C

triadic

#40D940 #4040D9 #D94040

tetradic

#40D940 #408CD9 #D940D9 #D98C40

square

#40D940 #408CD9 #D940D9 #D98C40

split-complementary

#40D940 #8C40D9 #D9408C

monochromatic

#1A841A #24B724 #40D940 #73E373 #A6EDA6

Accessibility & contrast

On white

1.87

#40D940 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.22

#40D940 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D940

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D940	#FFFFFF	#000000	##000000
##40D940	1.00	1.87	11.22	11.22
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.22	21.00	1.00	1.00
##000000	11.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC527

Deuteranopia (green-blind)

#CCB94F

Tritanopia (blue-blind)

#06D3BB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40d940;
/* rgb */ color: rgb(64, 217, 64);
/* oklch */ color: oklch(77.7% 0.230 143.0);

Tailwind

colors: {
  custom: {
    50: '#8ae67d',
    500: '#40d940',
    950: '#000000',
  },
}

SCSS

$custom: #40d940;
$custom-light: #8ae67d;
$custom-dark: #000000;

JSON

{
  "hex": "#40d940",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.77714,
    "c": 0.22989,
    "h": 143
  },
  "luminance": 0.51086
}

Semantic roles & 50–950 ramp

primary

#40D940

secondary

#8B328B

accent

#3EEAEA

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160A

muted

#7F847D

Preview Lab

Preview with #40D940

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

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