Chartreuse#7FFF00

#7FFF00 is a very light, highly saturated yellow-green. Relative luminance 0.760; OKLCH L 89.0% C 0.265 H 136.0°. Best body text is #000000 at 16.21:1 contrast (WCAG AA passes).

Chartreuse — editorial page

Color values

HEX	#7FFF00
RGB	rgb(127, 255, 0)
HSL	hsl(90, 100%, 50%)
HSV	hsv(90, 100%, 100%)
CMYK	cmyk(50.2%, 0%, 100%, 0%)
CIE-LAB	lab(89.87, -68.07, 85.78)
CIE-LCH	lch(89.87, 109.50, 128.43°)
OKLab	oklab(89.03% -0.1905 0.1839)
OKLCH	oklch(89.03% 0.265 136)
XYZ	xyz(44.5112, 76.0288, 12.3295)
Luminance	0.7603 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7FFF00 #8000FF

analogous

#FEFF00 #7FFF00 #00FF01

triadic

#7FFF00 #007FFF #FF007F

tetradic

#7FFF00 #00FEFF #8000FF #FF0100

square

#7FFF00 #00FEFF #8000FF #FF0100

split-complementary

#7FFF00 #0100FF #FF00FE

monochromatic

#428500 #61C200 #7FFF00 #9EFF3D #BCFF7A

Accessibility & contrast

On white

1.30

#7FFF00 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.21

#7FFF00 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #7FFF00

16.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7FFF00	#FFFFFF	#000000	##000000
##7FFF00	1.00	1.30	16.21	16.21
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.21	21.00	1.00	1.00
##000000	16.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE800

Deuteranopia (green-blind)

#F8DE39

Tritanopia (blue-blind)

#79F5D9

Achromatopsia (no color)

#E2E2E2

Related colors

#73E20F

#66C615

#5AAB19

#4E911A

#43771A

#375F18

#2B4716

#203112

#151C0B

#000000

#91FF3B

#A2FF58

#B0FF70

#BEFF86

#CAFF9B

#D6FFB0

#E1FFC4

#ECFFD7

#F6FFEB

#FFFFFF

#8EFD38

#9CFA52

#A7F768

#B2F57B

Palettes with this color

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Design tokens & code

CSS

--color: #7fff00;
/* rgb */ color: rgb(127, 255, 0);
/* oklch */ color: oklch(89.0% 0.265 136.0);

Tailwind

colors: {
  custom: {
    50: '#b0ff70',
    500: '#7fff00',
    950: '#000000',
  },
}

SCSS

$custom: #7fff00;
$custom-light: #b0ff70;
$custom-dark: #000000;

JSON

{
  "hex": "#7fff00",
  "rgb": {
    "r": 127,
    "g": 255,
    "b": 0
  },
  "hsl": {
    "h": 90.118,
    "s": 100,
    "l": 50
  },
  "oklch": {
    "l": 0.89026,
    "c": 0.2648,
    "h": 136
  },
  "luminance": 0.76032
}

Semantic roles & 50–950 ramp

primary

#7FFF00

secondary

#52188B

accent

#29FF94

background

#FDFFFB

surface

#F8FFF1

border

#D1D7CB

text

#121809

muted

#82867D

Preview Lab

Preview with #7FFF00

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

Preview Lab → · Contrast checker → · Palette generator →