#40D561#40D561

#40D561 is a light, highly saturated green. Relative luminance 0.495; OKLCH L 77.0% C 0.201 H 147.1°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#40D561
RGB	rgb(64, 213, 97)
HSL	hsl(133, 64%, 54%)
HSV	hsv(133, 70%, 84%)
CMYK	cmyk(70%, 0%, 54.5%, 16.5%)
CIE-LAB	lab(75.79, -62.68, 45.73)
CIE-LCH	lch(75.79, 77.59, 143.89°)
OKLab	oklab(77.03% -0.1689 0.1094)
OKLCH	oklch(77.03% 0.201 147.1)
XYZ	xyz(28.0642, 49.5385, 19.3898)
Luminance	0.4954 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D561 #D540B4

analogous

#6AD540 #40D561 #40D5AC

triadic

#40D561 #6140D5 #D56140

tetradic

#40D561 #406AD5 #D540B4 #D5AC40

square

#40D561 #406AD5 #D540B4 #D5AC40

split-complementary

#40D561 #AC40D5 #D5406A

monochromatic

#1C7F32 #27B145 #40D561 #72E08B #A4EBB4

Accessibility & contrast

On white

1.93

#40D561 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#40D561 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D561

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D561	#FFFFFF	#000000	##000000
##40D561	1.00	1.93	10.91	10.91
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C256

Deuteranopia (green-blind)

#C6B66A

Tritanopia (blue-blind)

#00D0BB

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d561;
/* rgb */ color: rgb(64, 213, 97);
/* oklch */ color: oklch(77.0% 0.201 147.1);

Tailwind

colors: {
  custom: {
    50: '#88e391',
    500: '#40d561',
    950: '#000000',
  },
}

SCSS

$custom: #40d561;
$custom-light: #88e391;
$custom-dark: #000000;

JSON

{
  "hex": "#40d561",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 97
  },
  "hsl": {
    "h": 133.289,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.77029,
    "c": 0.20124,
    "h": 147.1
  },
  "luminance": 0.49542
}

Semantic roles & 50–950 ramp

primary

#40D561

secondary

#D899CA

accent

#41C2E7

background

#F9FEF9

surface

#F1FCF1

border

#CBD5CB

text

#0D160D

muted

#7E847E

Preview Lab

Preview with #40D561

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

Preview Lab → · Contrast checker → · Palette generator →