#83EF40#83EF40

#83EF40 is a very light, highly saturated yellow-green. Relative luminance 0.669; OKLCH L 85.5% C 0.228 H 136.2°. Best body text is #000000 at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#83EF40
RGB	rgb(131, 239, 64)
HSL	hsl(97, 85%, 59%)
HSV	hsv(97, 73%, 94%)
CMYK	cmyk(45.2%, 0%, 73.2%, 6.3%)
CIE-LAB	lab(85.47, -59.10, 70.29)
CIE-LCH	lch(85.47, 91.84, 130.06°)
OKLab	oklab(85.5% -0.1645 0.1577)
OKLCH	oklch(85.5% 0.228 136.2)
XYZ	xyz(41.1509, 66.9259, 15.5991)
Luminance	0.6693 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83EF40 #AC40EF

analogous

#DAEF40 #83EF40 #40EF55

triadic

#83EF40 #4083EF #EF4083

tetradic

#83EF40 #40DAEF #AC40EF #EF5540

square

#83EF40 #40DAEF #AC40EF #EF5540

split-complementary

#83EF40 #5540EF #EF40DA

monochromatic

#48A70E #61DF13 #83EF40 #A8F478 #CCF8B1

Accessibility & contrast

On white

1.46

#83EF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.39

#83EF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #83EF40

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83EF40	#FFFFFF	#000000	##000000
##83EF40	1.00	1.46	14.39	14.39
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.39	21.00	1.00	1.00
##000000	14.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DB1C

Deuteranopia (green-blind)

#E9D252

Tritanopia (blue-blind)

#7EE6CD

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #83ef40;
/* rgb */ color: rgb(131, 239, 64);
/* oklch */ color: oklch(85.5% 0.228 136.2);

Tailwind

colors: {
  custom: {
    50: '#aff580',
    500: '#83ef40',
    950: '#000000',
  },
}

SCSS

$custom: #83ef40;
$custom-light: #aff580;
$custom-dark: #000000;

JSON

{
  "hex": "#83ef40",
  "rgb": {
    "r": 131,
    "g": 239,
    "b": 64
  },
  "hsl": {
    "h": 97.029,
    "s": 84.541,
    "l": 59.412
  },
  "oklch": {
    "l": 0.855,
    "c": 0.22785,
    "h": 136.2
  },
  "luminance": 0.66928
}

Semantic roles & 50–950 ramp

primary

#83EF40

secondary

#782BA8

accent

#2DFBAC

background

#FDFFFB

surface

#F8FEF2

border

#D1D6CC

text

#11170B

muted

#81857E

Preview Lab

Preview with #83EF40

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

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