#FCDF66#FCDF66

#FCDF66 is a very light, vivid yellow. Relative luminance 0.744; OKLCH L 90.5% C 0.143 H 95.9°. Best body text is #000000 at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#FCDF66
RGB	rgb(252, 223, 102)
HSL	hsl(48, 96%, 69%)
HSV	hsv(48, 60%, 99%)
CMYK	cmyk(0%, 11.5%, 59.5%, 1.2%)
CIE-LAB	lab(89.13, -3.90, 61.62)
CIE-LCH	lch(89.13, 61.74, 93.63°)
OKLab	oklab(90.5% -0.0147 0.1421)
OKLCH	oklch(90.5% 0.143 95.9)
XYZ	xyz(68.9337, 74.4333, 23.3039)
Luminance	0.7443 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCDF66 #6683FC

analogous

#FC9466 #FCDF66 #CEFC66

triadic

#FCDF66 #66FCDF #DF66FC

tetradic

#FCDF66 #66FC94 #6683FC #FC66CE

square

#FCDF66 #66FC94 #6683FC #FC66CE

split-complementary

#FCDF66 #66CEFC #9466FC

monochromatic

#E3B804 #FBD22A #FCDF66 #FDECA2 #FEF8DE

Accessibility & contrast

On white

1.32

#FCDF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.89

#FCDF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCDF66

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCDF66	#FFFFFF	#000000	##000000
##FCDF66	1.00	1.32	15.89	15.89
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.89	21.00	1.00	1.00
##000000	15.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DB59

Deuteranopia (green-blind)

#FBE46C

Tritanopia (blue-blind)

#FFD0C4

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #fcdf66;
/* rgb */ color: rgb(252, 223, 102);
/* oklch */ color: oklch(90.5% 0.143 95.9);

Tailwind

colors: {
  custom: {
    50: '#ffe896',
    500: '#fcdf66',
    950: '#000000',
  },
}

SCSS

$custom: #fcdf66;
$custom-light: #ffe896;
$custom-dark: #000000;

JSON

{
  "hex": "#fcdf66",
  "rgb": {
    "r": 252,
    "g": 223,
    "b": 102
  },
  "hsl": {
    "h": 48.4,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.90498,
    "c": 0.14288,
    "h": 95.9
  },
  "luminance": 0.7443
}

Semantic roles & 50–950 ramp

primary

#FCDF66

secondary

#3050D6

accent

#2CE600

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #FCDF66

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

Preview Lab → · Contrast checker → · Palette generator →