#40D54E#40D54E

#40D54E is a light, highly saturated green. Relative luminance 0.492; OKLCH L 76.8% C 0.216 H 144.4°. Best body text is #000000 at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#40D54E
RGB	rgb(64, 213, 78)
HSL	hsl(126, 64%, 54%)
HSV	hsv(126, 70%, 84%)
CMYK	cmyk(70%, 0%, 63.4%, 16.5%)
CIE-LAB	lab(75.59, -64.97, 54.01)
CIE-LCH	lch(75.59, 84.48, 140.26°)
OKLab	oklab(76.81% -0.1757 0.1257)
OKLCH	oklch(76.81% 0.216 144.4)
XYZ	xyz(27.2820, 49.2255, 15.2699)
Luminance	0.4923 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D54E #D540C7

analogous

#7CD540 #40D54E #40D599

triadic

#40D54E #4E40D5 #D54E40

tetradic

#40D54E #407CD5 #D540C7 #D59940

square

#40D54E #407CD5 #D540C7 #D59940

split-complementary

#40D54E #9940D5 #D5407C

monochromatic

#1C7F25 #27B134 #40D54E #72E07C #A4EBAB

Accessibility & contrast

On white

1.94

#40D54E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.85

#40D54E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D54E

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D54E	#FFFFFF	#000000	##000000
##40D54E	1.00	1.94	10.85	10.85
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.85	21.00	1.00	1.00
##000000	10.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C23E

Deuteranopia (green-blind)

#C7B65A

Tritanopia (blue-blind)

#00CFB9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #40d54e;
/* rgb */ color: rgb(64, 213, 78);
/* oklch */ color: oklch(76.8% 0.216 144.4);

Tailwind

colors: {
  custom: {
    50: '#89e385',
    500: '#40d54e',
    950: '#000000',
  },
}

SCSS

$custom: #40d54e;
$custom-light: #89e385;
$custom-dark: #000000;

JSON

{
  "hex": "#40d54e",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 78
  },
  "hsl": {
    "h": 125.638,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.76806,
    "c": 0.21609,
    "h": 144.4
  },
  "luminance": 0.49229
}

Semantic roles & 50–950 ramp

primary

#40D54E

secondary

#D899D2

accent

#41D7E7

background

#F9FEF8

surface

#F1FCF0

border

#CBD5CB

text

#0D160B

muted

#7E847C

Preview Lab

Preview with #40D54E

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

Preview Lab → · Contrast checker → · Palette generator →