#F3FF83#F3FF83

#F3FF83 is a very light, vivid yellow. Relative luminance 0.922; OKLCH L 96.6% C 0.149 H 113.8°. Best body text is #000000 at 19.44:1 contrast (WCAG AA passes).

Color values

HEX	#F3FF83
RGB	rgb(243, 255, 131)
HSL	hsl(66, 100%, 76%)
HSV	hsv(66, 49%, 100%)
CMYK	cmyk(4.7%, 0%, 48.6%, 0%)
CIE-LAB	lab(96.91, -20.93, 57.38)
CIE-LCH	lch(96.91, 61.07, 110.04°)
OKLab	oklab(96.61% -0.0599 0.136)
OKLCH	oklch(96.61% 0.149 113.8)
XYZ	xyz(76.8201, 92.2146, 35.2207)
Luminance	0.9221 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FF83 #8F83FF

analogous

#FFCD83 #F3FF83 #B5FF83

triadic

#F3FF83 #83F3FF #FF83F3

tetradic

#F3FF83 #83FFCD #8F83FF #FF83B5

square

#F3FF83 #83FFCD #8F83FF #FF83B5

split-complementary

#F3FF83 #83B5FF #CD83FF

monochromatic

#E7FF09 #EDFF46 #F3FF83 #F9FFC0 #FCFFE0

Accessibility & contrast

On white

1.08

#F3FF83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.44

#F3FF83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FF83

19.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FF83	#FFFFFF	#000000	##000000
##F3FF83	1.00	1.08	19.44	19.44
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.44	21.00	1.00	1.00
##000000	19.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF578

Deuteranopia (green-blind)

#FFF78A

Tritanopia (blue-blind)

#FFF3E3

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #f3ff83;
/* rgb */ color: rgb(243, 255, 131);
/* oklch */ color: oklch(96.6% 0.149 113.8);

Tailwind

colors: {
  custom: {
    50: '#f9ffaa',
    500: '#f3ff83',
    950: '#000000',
  },
}

SCSS

$custom: #f3ff83;
$custom-light: #f9ffaa;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ff83",
  "rgb": {
    "r": 243,
    "g": 255,
    "b": 131
  },
  "hsl": {
    "h": 65.806,
    "s": 100,
    "l": 75.686
  },
  "oklch": {
    "l": 0.96606,
    "c": 0.14863,
    "h": 113.8
  },
  "luminance": 0.92213
}

Semantic roles & 50–950 ramp

primary

#F3FF83

secondary

#5648DF

accent

#00E616

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#181710

muted

#868581

Preview Lab

Preview with #F3FF83

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

Preview Lab → · Contrast checker → · Palette generator →