#FCFF52#FCFF52

#FCFF52 is a very light, vivid yellow. Relative luminance 0.928; OKLCH L 96.8% C 0.186 H 110.4°. Best body text is #000000 at 19.57:1 contrast (WCAG AA passes).

Color values

HEX	#FCFF52
RGB	rgb(252, 255, 82)
HSL	hsl(61, 100%, 66%)
HSV	hsv(61, 68%, 100%)
CMYK	cmyk(1.2%, 0%, 67.8%, 0%)
CIE-LAB	lab(97.16, -20.77, 78.06)
CIE-LCH	lch(97.16, 80.78, 104.90°)
OKLab	oklab(96.84% -0.0647 0.174)
OKLCH	oklch(96.84% 0.186 110.4)
XYZ	xyz(77.4304, 92.8267, 21.8196)
Luminance	0.9283 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCFF52 #5552FF

analogous

#FFAB52 #FCFF52 #A6FF52

triadic

#FCFF52 #52FCFF #FF52FC

tetradic

#FCFF52 #52FFAB #5552FF #FF52A6

square

#FCFF52 #52FFAB #5552FF #FF52A6

split-complementary

#FCFF52 #52A6FF #AB52FF

monochromatic

#D3D700 #FBFF15 #FCFF52 #FDFF8F #FEFFCC

Accessibility & contrast

On white

1.07

#FCFF52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.57

#FCFF52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCFF52

19.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCFF52	#FFFFFF	#000000	##000000
##FCFF52	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)

#FFF436

Deuteranopia (green-blind)

#FFF95F

Tritanopia (blue-blind)

#FFEFDD

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fcff52;
/* rgb */ color: rgb(252, 255, 82);
/* oklch */ color: oklch(96.8% 0.186 110.4);

Tailwind

colors: {
  custom: {
    50: '#ffff8c',
    500: '#fcff52',
    950: '#000000',
  },
}

SCSS

$custom: #fcff52;
$custom-light: #ffff8c;
$custom-dark: #000000;

JSON

{
  "hex": "#fcff52",
  "rgb": {
    "r": 252,
    "g": 255,
    "b": 82
  },
  "hsl": {
    "h": 61.04,
    "s": 100,
    "l": 66.078
  },
  "oklch": {
    "l": 0.96835,
    "c": 0.18567,
    "h": 110.4
  },
  "luminance": 0.92825
}

Semantic roles & 50–950 ramp

primary

#FCFF52

secondary

#2825D0

accent

#00E604

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FCFF52

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

Preview Lab → · Contrast checker → · Palette generator →