#40FF36#40FF36

#40FF36 is a very light, highly saturated green. Relative luminance 0.729; OKLCH L 87.4% C 0.275 H 142.3°. Best body text is #000000 at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#40FF36
RGB	rgb(64, 255, 54)
HSL	hsl(117, 100%, 61%)
HSV	hsv(117, 79%, 100%)
CMYK	cmyk(74.9%, 0%, 78.8%, 0%)
CIE-LAB	lab(88.39, -79.87, 75.49)
CIE-LCH	lch(88.39, 109.90, 136.61°)
OKLab	oklab(87.38% -0.2172 0.1679)
OKLCH	oklch(87.38% 0.275 142.3)
XYZ	xyz(38.5379, 72.8718, 15.5239)
Luminance	0.7288 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40FF36 #F536FF

analogous

#A4FF36 #40FF36 #36FF90

triadic

#40FF36 #3640FF #FF3640

tetradic

#40FF36 #36A4FF #F536FF #FF9036

square

#40FF36 #36A4FF #F536FF #FF9036

split-complementary

#40FF36 #9036FF #FF36A4

monochromatic

#09BB00 #0CF800 #40FF36 #7AFF73 #B4FFB0

Accessibility & contrast

On white

1.35

#40FF36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.58

#40FF36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40FF36

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40FF36	#FFFFFF	#000000	##000000
##40FF36	1.00	1.35	15.58	15.58
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.58	21.00	1.00	1.00
##000000	15.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE700

Deuteranopia (green-blind)

#F0D84F

Tritanopia (blue-blind)

#00F7DA

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #40ff36;
/* rgb */ color: rgb(64, 255, 54);
/* oklch */ color: oklch(87.4% 0.275 142.3);

Tailwind

colors: {
  custom: {
    50: '#93ff7d',
    500: '#40ff36',
    950: '#000000',
  },
}

SCSS

$custom: #40ff36;
$custom-light: #93ff7d;
$custom-dark: #000000;

JSON

{
  "hex": "#40ff36",
  "rgb": {
    "r": 64,
    "g": 255,
    "b": 54
  },
  "hsl": {
    "h": 117.015,
    "s": 100,
    "l": 60.588
  },
  "oklch": {
    "l": 0.8738,
    "c": 0.27452,
    "h": 142.3
  },
  "luminance": 0.72876
}

Semantic roles & 50–950 ramp

primary

#40FF36

secondary

#B121B9

accent

#00E6DA

background

#FCFFFB

surface

#F6FFF2

border

#D0D7CC

text

#0F180B

muted

#80867E

Preview Lab

Preview with #40FF36

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

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