#FBFF54#FBFF54

#FBFF54 is a very light, vivid yellow. Relative luminance 0.927; OKLCH L 96.8% C 0.185 H 110.7°. Best body text is #000000 at 19.53:1 contrast (WCAG AA passes).

Color values

HEX	#FBFF54
RGB	rgb(251, 255, 84)
HSL	hsl(61, 100%, 66%)
HSV	hsv(61, 67%, 100%)
CMYK	cmyk(1.6%, 0%, 67.1%, 0%)
CIE-LAB	lab(97.09, -21.07, 77.26)
CIE-LCH	lch(97.09, 80.08, 105.25°)
OKLab	oklab(96.77% -0.0653 0.1727)
OKLCH	oklch(96.77% 0.185 110.7)
XYZ	xyz(77.1464, 92.6714, 22.2093)
Luminance	0.9267 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBFF54 #5854FF

analogous

#FFAE54 #FBFF54 #A5FF54

triadic

#FBFF54 #54FBFF #FF54FB

tetradic

#FBFF54 #54FFAE #5854FF #FF54A5

square

#FBFF54 #54FFAE #5854FF #FF54A5

split-complementary

#FBFF54 #54A5FF #AE54FF

monochromatic

#D4D900 #FAFF17 #FBFF54 #FCFF91 #FEFFCE

Accessibility & contrast

On white

1.08

#FBFF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.53

#FBFF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBFF54

19.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBFF54	#FFFFFF	#000000	##000000
##FBFF54	1.00	1.08	19.53	19.53
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.53	21.00	1.00	1.00
##000000	19.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF439

Deuteranopia (green-blind)

#FFF960

Tritanopia (blue-blind)

#FFF0DD

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fbff54;
/* rgb */ color: rgb(251, 255, 84);
/* oklch */ color: oklch(96.8% 0.185 110.7);

Tailwind

colors: {
  custom: {
    50: '#ffff8d',
    500: '#fbff54',
    950: '#000000',
  },
}

SCSS

$custom: #fbff54;
$custom-light: #ffff8d;
$custom-dark: #000000;

JSON

{
  "hex": "#fbff54",
  "rgb": {
    "r": 251,
    "g": 255,
    "b": 84
  },
  "hsl": {
    "h": 61.404,
    "s": 100,
    "l": 66.471
  },
  "oklch": {
    "l": 0.9677,
    "c": 0.18463,
    "h": 110.7
  },
  "luminance": 0.92669
}

Semantic roles & 50–950 ramp

primary

#FBFF54

secondary

#2925D2

accent

#00E605

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #FBFF54

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

Preview Lab → · Contrast checker → · Palette generator →