#FCFF91#FCFF91

#FCFF91 is a very light, vivid yellow. Relative luminance 0.943; OKLCH L 97.5% C 0.133 H 110.0°. Best body text is #000000 at 19.85:1 contrast (WCAG AA passes).

Color values

HEX	#FCFF91
RGB	rgb(252, 255, 145)
HSL	hsl(62, 100%, 78%)
HSV	hsv(62, 43%, 100%)
CMYK	cmyk(1.2%, 0%, 43.1%, 0%)
CIE-LAB	lab(97.74, -16.17, 52.02)
CIE-LCH	lch(97.74, 54.47, 107.27°)
OKLab	oklab(97.49% -0.0455 0.1251)
OKLCH	oklch(97.49% 0.133 110)
XYZ	xyz(81.0170, 94.2614, 40.7090)
Luminance	0.9426 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCFF91 #9491FF

analogous

#FFCB91 #FCFF91 #C5FF91

triadic

#FCFF91 #91FCFF #FF91FC

tetradic

#FCFF91 #91FFCB #9491FF #FF91C5

square

#FCFF91 #91FFCB #9491FF #FF91C5

split-complementary

#FCFF91 #91C5FF #CB91FF

monochromatic

#F9FF17 #FAFF54 #FCFF91 #FEFFCE #FEFFE0

Accessibility & contrast

On white

1.06

#FCFF91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.85

#FCFF91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCFF91

19.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCFF91	#FFFFFF	#000000	##000000
##FCFF91	1.00	1.06	19.85	19.85
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.85	21.00	1.00	1.00
##000000	19.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF688

Deuteranopia (green-blind)

#FFFA96

Tritanopia (blue-blind)

#FFF3E5

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #fcff91;
/* rgb */ color: rgb(252, 255, 145);
/* oklch */ color: oklch(97.5% 0.133 110.0);

Tailwind

colors: {
  custom: {
    50: '#ffffb3',
    500: '#fcff91',
    950: '#000000',
  },
}

SCSS

$custom: #fcff91;
$custom-light: #ffffb3;
$custom-dark: #000000;

JSON

{
  "hex": "#fcff91",
  "rgb": {
    "r": 252,
    "g": 255,
    "b": 145
  },
  "hsl": {
    "h": 61.636,
    "s": 100,
    "l": 78.431
  },
  "oklch": {
    "l": 0.97485,
    "c": 0.13313,
    "h": 110
  },
  "luminance": 0.9426
}

Semantic roles & 50–950 ramp

primary

#FCFF91

secondary

#5753E1

accent

#00E606

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#181711

muted

#868581

Preview Lab

Preview with #FCFF91

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

Preview Lab → · Contrast checker → · Palette generator →