#40FF53#40FF53

#40FF53 is a very light, highly saturated green. Relative luminance 0.732; OKLCH L 87.6% C 0.259 H 144.2°. Best body text is #000000 at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#40FF53
RGB	rgb(64, 255, 83)
HSL	hsl(126, 100%, 63%)
HSV	hsv(126, 75%, 100%)
CMYK	cmyk(74.9%, 0%, 67.5%, 0%)
CIE-LAB	lab(88.56, -77.76, 66.13)
CIE-LCH	lch(88.56, 102.08, 139.62°)
OKLab	oklab(87.58% -0.2103 0.1519)
OKLCH	oklch(87.58% 0.259 144.2)
XYZ	xyz(39.4330, 73.2299, 20.2385)
Luminance	0.7323 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40FF53 #FF40EC

analogous

#8CFF40 #40FF53 #40FFB3

triadic

#40FF53 #5340FF #FF5340

tetradic

#40FF53 #408CFF #FF40EC #FFB340

square

#40FF53 #408CFF #FF40EC #FFB340

split-complementary

#40FF53 #B340FF #FF408C

monochromatic

#00C514 #03FF1C #40FF53 #7DFF8A #BAFFC1

Accessibility & contrast

On white

1.34

#40FF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.65

#40FF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40FF53

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40FF53	#FFFFFF	#000000	##000000
##40FF53	1.00	1.34	15.65	15.65
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.65	21.00	1.00	1.00
##000000	15.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE73A

Deuteranopia (green-blind)

#EFD964

Tritanopia (blue-blind)

#00F8DC

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #40ff53;
/* rgb */ color: rgb(64, 255, 83);
/* oklch */ color: oklch(87.6% 0.259 144.2);

Tailwind

colors: {
  custom: {
    50: '#91ff8b',
    500: '#40ff53',
    950: '#000000',
  },
}

SCSS

$custom: #40ff53;
$custom-light: #91ff8b;
$custom-dark: #000000;

JSON

{
  "hex": "#40ff53",
  "rgb": {
    "r": 64,
    "g": 255,
    "b": 83
  },
  "hsl": {
    "h": 125.969,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.87576,
    "c": 0.25937,
    "h": 144.2
  },
  "luminance": 0.73235
}

Semantic roles & 50–950 ramp

primary

#40FF53

secondary

#C122B1

accent

#00CFE6

background

#FCFFFC

surface

#F5FFF4

border

#CFD7CE

text

#0F180C

muted

#80867F

Preview Lab

Preview with #40FF53

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

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