#83EF4B#83EF4B

#83EF4B is a very light, highly saturated yellow-green. Relative luminance 0.671; OKLCH L 85.6% C 0.221 H 136.9°. Best body text is #000000 at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#83EF4B
RGB	rgb(131, 239, 75)
HSL	hsl(100, 84%, 62%)
HSV	hsv(100, 69%, 94%)
CMYK	cmyk(45.2%, 0%, 68.6%, 6.3%)
CIE-LAB	lab(85.54, -58.35, 66.50)
CIE-LCH	lch(85.54, 88.47, 131.26°)
OKLab	oklab(85.58% -0.1617 0.1512)
OKLCH	oklch(85.58% 0.221 136.9)
XYZ	xyz(41.4954, 67.0637, 17.4133)
Luminance	0.6707 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 4.59

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83EF4B #B74BEF

analogous

#D5EF4B #83EF4B #4BEF65

triadic

#83EF4B #4B83EF #EF4B83

tetradic

#83EF4B #4BD5EF #B74BEF #EF654B

square

#83EF4B #4BD5EF #B74BEF #EF654B

split-complementary

#83EF4B #654BEF #EF4BD5

monochromatic

#46B010 #5DE815 #83EF4B #AAF483 #D0F9BB

Accessibility & contrast

On white

1.46

#83EF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.41

#83EF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #83EF4B

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83EF4B	#FFFFFF	#000000	##000000
##83EF4B	1.00	1.46	14.41	14.41
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.41	21.00	1.00	1.00
##000000	14.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DB32

Deuteranopia (green-blind)

#E8D25A

Tritanopia (blue-blind)

#7DE7CE

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #83ef4b;
/* rgb */ color: rgb(131, 239, 75);
/* oklch */ color: oklch(85.6% 0.221 136.9);

Tailwind

colors: {
  custom: {
    50: '#aff586',
    500: '#83ef4b',
    950: '#000000',
  },
}

SCSS

$custom: #83ef4b;
$custom-light: #aff586;
$custom-dark: #000000;

JSON

{
  "hex": "#83ef4b",
  "rgb": {
    "r": 131,
    "g": 239,
    "b": 75
  },
  "hsl": {
    "h": 99.512,
    "s": 83.673,
    "l": 61.569
  },
  "oklch": {
    "l": 0.85579,
    "c": 0.22141,
    "h": 136.9
  },
  "luminance": 0.67066
}

Semantic roles & 50–950 ramp

primary

#83EF4B

secondary

#842EB0

accent

#05E095

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#11170C

muted

#81857F

Preview Lab

Preview with #83EF4B

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

Preview Lab → · Contrast checker → · Palette generator →