#40D355#40D355

#40D355 is a light, highly saturated green. Relative luminance 0.483; OKLCH L 76.4% C 0.208 H 145.4°. Best body text is #000000 at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#40D355
RGB	rgb(64, 211, 85)
HSL	hsl(129, 63%, 54%)
HSV	hsv(129, 70%, 83%)
CMYK	cmyk(69.7%, 0%, 59.7%, 17.3%)
CIE-LAB	lab(75.03, -63.51, 50.33)
CIE-LCH	lch(75.03, 81.04, 141.60°)
OKLab	oklab(76.37% -0.1715 0.1185)
OKLCH	oklch(76.37% 0.208 145.4)
XYZ	xyz(27.0465, 48.3314, 16.4961)
Luminance	0.4833 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D355 #D340BE

analogous

#75D340 #40D355 #40D39E

triadic

#40D355 #5540D3 #D35540

tetradic

#40D355 #4075D3 #D340BE #D39E40

square

#40D355 #4075D3 #D340BE #D39E40

split-complementary

#40D355 #9E40D3 #D34075

monochromatic

#1D7C2A #28AE3B #40D355 #72DE81 #A3EAAE

Accessibility & contrast

On white

1.97

#40D355 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.67

#40D355 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D355

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D355	#FFFFFF	#000000	##000000
##40D355	1.00	1.97	10.67	10.67
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.67	21.00	1.00	1.00
##000000	10.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C048

Deuteranopia (green-blind)

#C5B45F

Tritanopia (blue-blind)

#00CEB8

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #40d355;
/* rgb */ color: rgb(64, 211, 85);
/* oklch */ color: oklch(76.4% 0.208 145.4);

Tailwind

colors: {
  custom: {
    50: '#88e289',
    500: '#40d355',
    950: '#000000',
  },
}

SCSS

$custom: #40d355;
$custom-light: #88e289;
$custom-dark: #000000;

JSON

{
  "hex": "#40d355",
  "rgb": {
    "r": 64,
    "g": 211,
    "b": 85
  },
  "hsl": {
    "h": 128.571,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.76365,
    "c": 0.20849,
    "h": 145.4
  },
  "luminance": 0.48334
}

Semantic roles & 50–950 ramp

primary

#40D355

secondary

#D798CE

accent

#42CEE6

background

#F9FEF8

surface

#F1FCF0

border

#CBD5CB

text

#0D150C

muted

#7E847D

Preview Lab

Preview with #40D355

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

Preview Lab → · Contrast checker → · Palette generator →