#FBFF64#FBFF64

#FBFF64 is a very light, vivid yellow. Relative luminance 0.929; OKLCH L 96.9% C 0.174 H 110.6°. Best body text is #000000 at 19.59:1 contrast (WCAG AA passes).

Color values

HEX	#FBFF64
RGB	rgb(251, 255, 100)
HSL	hsl(62, 100%, 70%)
HSV	hsv(62, 61%, 100%)
CMYK	cmyk(1.6%, 0%, 60.8%, 0%)
CIE-LAB	lab(97.21, -20.15, 71.27)
CIE-LCH	lch(97.21, 74.07, 105.79°)
OKLab	oklab(96.9% -0.0612 0.1624)
OKLCH	oklch(96.9% 0.174 110.6)
XYZ	xyz(77.8462, 92.9513, 25.8948)
Luminance	0.9295 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBFF64 #6864FF

analogous

#FFB564 #FBFF64 #AEFF64

triadic

#FBFF64 #64FBFF #FF64FB

tetradic

#FBFF64 #64FFB5 #6864FF #FF64AE

square

#FBFF64 #64FFB5 #6864FF #FF64AE

split-complementary

#FBFF64 #64AEFF #B564FF

monochromatic

#E3E900 #F9FF27 #FBFF64 #FDFFA1 #FEFFDE

Accessibility & contrast

On white

1.07

#FBFF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.59

#FBFF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBFF64

19.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBFF64	#FFFFFF	#000000	##000000
##FBFF64	1.00	1.07	19.59	19.59
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.59	21.00	1.00	1.00
##000000	19.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF551

Deuteranopia (green-blind)

#FFF96E

Tritanopia (blue-blind)

#FFF0DF

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fbff64;
/* rgb */ color: rgb(251, 255, 100);
/* oklch */ color: oklch(96.9% 0.174 110.6);

Tailwind

colors: {
  custom: {
    50: '#ffff96',
    500: '#fbff64',
    950: '#000000',
  },
}

SCSS

$custom: #fbff64;
$custom-light: #ffff96;
$custom-dark: #000000;

JSON

{
  "hex": "#fbff64",
  "rgb": {
    "r": 251,
    "g": 255,
    "b": 100
  },
  "hsl": {
    "h": 61.548,
    "s": 100,
    "l": 69.608
  },
  "oklch": {
    "l": 0.96898,
    "c": 0.17354,
    "h": 110.6
  },
  "luminance": 0.92949
}

Semantic roles & 50–950 ramp

primary

#FBFF64

secondary

#322DDA

accent

#00E606

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FBFF64

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

Preview Lab → · Contrast checker → · Palette generator →