#FCFF9B#FCFF9B

#FCFF9B is a very light, vivid yellow. Relative luminance 0.946; OKLCH L 97.6% C 0.123 H 110.0°. Best body text is #000000 at 19.92:1 contrast (WCAG AA passes).

Color values

HEX	#FCFF9B
RGB	rgb(252, 255, 155)
HSL	hsl(62, 100%, 80%)
HSV	hsv(62, 39%, 100%)
CMYK	cmyk(1.2%, 0%, 39.2%, 0%)
CIE-LAB	lab(97.87, -15.16, 47.40)
CIE-LCH	lch(97.87, 49.77, 107.74°)
OKLab	oklab(97.63% -0.0419 0.1153)
OKLCH	oklch(97.63% 0.123 110)
XYZ	xyz(81.8223, 94.5835, 44.9501)
Luminance	0.9458 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCFF9B #9E9BFF

analogous

#FFD09B #FCFF9B #CAFF9B

triadic

#FCFF9B #9BFCFF #FF9BFC

tetradic

#FCFF9B #9BFFD0 #9E9BFF #FF9BCA

square

#FCFF9B #9BFFD0 #9E9BFF #FF9BCA

split-complementary

#FCFF9B #9BCAFF #D09BFF

monochromatic

#F8FF21 #FAFF5E #FCFF9B #FEFFD8 #FEFFE0

Accessibility & contrast

On white

1.05

#FCFF9B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.92

#FCFF9B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCFF9B

19.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCFF9B	#FFFFFF	#000000	##000000
##FCFF9B	1.00	1.05	19.92	19.92
#FFFFFF	1.05	1.00	21.00	21.00
#000000	19.92	21.00	1.00	1.00
##000000	19.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF793

Deuteranopia (green-blind)

#FFFB9F

Tritanopia (blue-blind)

#FFF4E7

Achromatopsia (no color)

#F9F9F9

Design tokens & code

CSS

--color: #fcff9b;
/* rgb */ color: rgb(252, 255, 155);
/* oklch */ color: oklch(97.6% 0.123 110.0);

Tailwind

colors: {
  custom: {
    50: '#ffffba',
    500: '#fcff9b',
    950: '#000000',
  },
}

SCSS

$custom: #fcff9b;
$custom-light: #ffffba;
$custom-dark: #000000;

JSON

{
  "hex": "#fcff9b",
  "rgb": {
    "r": 252,
    "g": 255,
    "b": 155
  },
  "hsl": {
    "h": 61.8,
    "s": 100,
    "l": 80.392
  },
  "oklch": {
    "l": 0.9763,
    "c": 0.12265,
    "h": 110
  },
  "luminance": 0.94582
}

Semantic roles & 50–950 ramp

primary

#FCFF9B

secondary

#605CE2

accent

#00E607

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#181712

muted

#868582

Preview Lab

Preview with #FCFF9B

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

Preview Lab → · Contrast checker → · Palette generator →