#FCFF78#FCFF78

#FCFF78 is a very light, vivid yellow. Relative luminance 0.936; OKLCH L 97.2% C 0.157 H 110.2°. Best body text is #000000 at 19.71:1 contrast (WCAG AA passes).

Color values

HEX	#FCFF78
RGB	rgb(252, 255, 120)
HSL	hsl(61, 100%, 74%)
HSV	hsv(61, 53%, 100%)
CMYK	cmyk(1.2%, 0%, 52.9%, 0%)
CIE-LAB	lab(97.46, -18.35, 63.14)
CIE-LCH	lch(97.46, 65.75, 106.21°)
OKLab	oklab(97.17% -0.0541 0.1474)
OKLCH	oklch(97.17% 0.157 110.2)
XYZ	xyz(79.2970, 93.5734, 31.6499)
Luminance	0.9357 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCFF78 #7B78FF

analogous

#FFBE78 #FCFF78 #B8FF78

triadic

#FCFF78 #78FCFF #FF78FC

tetradic

#FCFF78 #78FFBE #7B78FF #FF78B8

square

#FCFF78 #78FFBE #7B78FF #FF78B8

split-complementary

#FCFF78 #78B8FF #BE78FF

monochromatic

#F7FD00 #FBFF3B #FCFF78 #FDFFB5 #FEFFE0

Accessibility & contrast

On white

1.07

#FCFF78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.71

#FCFF78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCFF78

19.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCFF78	#FFFFFF	#000000	##000000
##FCFF78	1.00	1.07	19.71	19.71
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.71	21.00	1.00	1.00
##000000	19.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF56B

Deuteranopia (green-blind)

#FFFA7F

Tritanopia (blue-blind)

#FFF1E1

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #fcff78;
/* rgb */ color: rgb(252, 255, 120);
/* oklch */ color: oklch(97.2% 0.157 110.2);

Tailwind

colors: {
  custom: {
    50: '#ffffa3',
    500: '#fcff78',
    950: '#000000',
  },
}

SCSS

$custom: #fcff78;
$custom-light: #ffffa3;
$custom-dark: #000000;

JSON

{
  "hex": "#fcff78",
  "rgb": {
    "r": 252,
    "g": 255,
    "b": 120
  },
  "hsl": {
    "h": 61.333,
    "s": 100,
    "l": 73.529
  },
  "oklch": {
    "l": 0.97174,
    "c": 0.15701,
    "h": 110.2
  },
  "luminance": 0.93572
}

Semantic roles & 50–950 ramp

primary

#FCFF78

secondary

#423EDD

accent

#00E605

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FCFF78

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

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