#FFFC66#FFFC66

#FFFC66 is a very light, vivid yellow. Relative luminance 0.918; OKLCH L 96.6% C 0.168 H 108.1°. Best body text is #000000 at 19.37:1 contrast (WCAG AA passes).

Color values

HEX	#FFFC66
RGB	rgb(255, 252, 102)
HSL	hsl(59, 100%, 70%)
HSV	hsv(59, 60%, 100%)
CMYK	cmyk(0%, 1.2%, 60%, 0%)
CIE-LAB	lab(96.76, -17.00, 70.07)
CIE-LCH	lch(96.76, 72.10, 103.64°)
OKLab	oklab(96.62% -0.0523 0.16)
OKLCH	oklch(96.62% 0.168 108.1)
XYZ	xyz(78.4512, 91.8424, 26.1626)
Luminance	0.9184 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFC66 #6669FF

analogous

#FFB066 #FFFC66 #B5FF66

triadic

#FFFC66 #66FFFC #FC66FF

tetradic

#FFFC66 #66FFB0 #6669FF #FF66B5

square

#FFFC66 #66FFB0 #6669FF #FF66B5

split-complementary

#FFFC66 #66B5FF #B066FF

monochromatic

#EBE600 #FFFB29 #FFFC66 #FFFDA3 #FFFEE0

Accessibility & contrast

On white

1.08

#FFFC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.37

#FFFC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFC66

19.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFC66	#FFFFFF	#000000	##000000
##FFFC66	1.00	1.08	19.37	19.37
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.37	21.00	1.00	1.00
##000000	19.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF354

Deuteranopia (green-blind)

#FFF86F

Tritanopia (blue-blind)

#FFEDDC

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #fffc66;
/* rgb */ color: rgb(255, 252, 102);
/* oklch */ color: oklch(96.6% 0.168 108.1);

Tailwind

colors: {
  custom: {
    50: '#fffd97',
    500: '#fffc66',
    950: '#000000',
  },
}

SCSS

$custom: #fffc66;
$custom-light: #fffd97;
$custom-dark: #000000;

JSON

{
  "hex": "#fffc66",
  "rgb": {
    "r": 255,
    "g": 252,
    "b": 102
  },
  "hsl": {
    "h": 58.824,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.96617,
    "c": 0.16835,
    "h": 108.1
  },
  "luminance": 0.9184
}

Semantic roles & 50–950 ramp

primary

#FFFC66

secondary

#2F32DA

accent

#04E600

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#19170E

muted

#87857F

Preview Lab

Preview with #FFFC66

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

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