#FCFF54#FCFF54

#FCFF54 is a very light, vivid yellow. Relative luminance 0.929; OKLCH L 96.8% C 0.184 H 110.4°. Best body text is #000000 at 19.57:1 contrast (WCAG AA passes).

Color values

HEX	#FCFF54
RGB	rgb(252, 255, 84)
HSL	hsl(61, 100%, 66%)
HSV	hsv(61, 67%, 100%)
CMYK	cmyk(1.2%, 0%, 67.1%, 0%)
CIE-LAB	lab(97.17, -20.67, 77.36)
CIE-LCH	lch(97.17, 80.07, 104.96°)
OKLab	oklab(96.85% -0.0642 0.1729)
OKLCH	oklch(96.85% 0.184 110.4)
XYZ	xyz(77.5077, 92.8576, 22.2262)
Luminance	0.9286 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCFF54 #5754FF

analogous

#FFAD54 #FCFF54 #A7FF54

triadic

#FCFF54 #54FCFF #FF54FC

tetradic

#FCFF54 #54FFAD #5754FF #FF54A7

square

#FCFF54 #54FFAD #5754FF #FF54A7

split-complementary

#FCFF54 #54A7FF #AD54FF

monochromatic

#D5D900 #FBFF17 #FCFF54 #FDFF91 #FEFFCE

Accessibility & contrast

On white

1.07

#FCFF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.57

#FCFF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCFF54

19.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCFF54	#FFFFFF	#000000	##000000
##FCFF54	1.00	1.07	19.57	19.57
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.57	21.00	1.00	1.00
##000000	19.57	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: #fcff54;
/* rgb */ color: rgb(252, 255, 84);
/* oklch */ color: oklch(96.8% 0.184 110.4);

Tailwind

colors: {
  custom: {
    50: '#ffff8d',
    500: '#fcff54',
    950: '#000000',
  },
}

SCSS

$custom: #fcff54;
$custom-light: #ffff8d;
$custom-dark: #000000;

JSON

{
  "hex": "#fcff54",
  "rgb": {
    "r": 252,
    "g": 255,
    "b": 84
  },
  "hsl": {
    "h": 61.053,
    "s": 100,
    "l": 66.471
  },
  "oklch": {
    "l": 0.96849,
    "c": 0.18442,
    "h": 110.4
  },
  "luminance": 0.92856
}

Semantic roles & 50–950 ramp

primary

#FCFF54

secondary

#2825D2

accent

#00E604

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FCFF54

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

Preview Lab → · Contrast checker → · Palette generator →