#8EFF40#8EFF40

#8EFF40 is a very light, highly saturated yellow-green. Relative luminance 0.776; OKLCH L 89.8% C 0.241 H 135.7°. Best body text is #000000 at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#8EFF40
RGB	rgb(142, 255, 64)
HSL	hsl(95, 100%, 63%)
HSV	hsv(95, 75%, 100%)
CMYK	cmyk(44.3%, 0%, 74.9%, 0%)
CIE-LAB	lab(90.61, -61.82, 75.46)
CIE-LCH	lch(90.61, 97.55, 129.32°)
OKLab	oklab(89.85% -0.1725 0.1683)
OKLCH	oklch(89.85% 0.241 135.7)
XYZ	xyz(47.8396, 77.6380, 17.3143)
Luminance	0.7764 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8EFF40 #B140FF

analogous

#EEFF40 #8EFF40 #40FF51

triadic

#8EFF40 #408EFF #FF408E

tetradic

#8EFF40 #40EEFF #B140FF #FF5140

square

#8EFF40 #40EEFF #B140FF #FF5140

split-complementary

#8EFF40 #5140FF #FF40EE

monochromatic

#50C500 #6AFF03 #8EFF40 #B2FF7D #D6FFBA

Accessibility & contrast

On white

1.27

#8EFF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.53

#8EFF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #8EFF40

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8EFF40	#FFFFFF	#000000	##000000
##8EFF40	1.00	1.27	16.53	16.53
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.53	21.00	1.00	1.00
##000000	16.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA0F

Deuteranopia (green-blind)

#F9E154

Tritanopia (blue-blind)

#8AF5DB

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #8eff40;
/* rgb */ color: rgb(142, 255, 64);
/* oklch */ color: oklch(89.8% 0.241 135.7);

Tailwind

colors: {
  custom: {
    50: '#b8ff82',
    500: '#8eff40',
    950: '#000000',
  },
}

SCSS

$custom: #8eff40;
$custom-light: #b8ff82;
$custom-dark: #000000;

JSON

{
  "hex": "#8eff40",
  "rgb": {
    "r": 142,
    "g": 255,
    "b": 64
  },
  "hsl": {
    "h": 95.497,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.89848,
    "c": 0.241,
    "h": 135.7
  },
  "luminance": 0.77641
}

Semantic roles & 50–950 ramp

primary

#8EFF40

secondary

#8022C1

accent

#00E688

background

#FDFFFB

surface

#F9FFF2

border

#D2D7CC

text

#12180B

muted

#82867E

Preview Lab

Preview with #8EFF40

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

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