#FEFC66#FEFC66

#FEFC66 is a very light, vivid yellow. Relative luminance 0.917; OKLCH L 96.5% C 0.168 H 108.5°. Best body text is #000000 at 19.33:1 contrast (WCAG AA passes).

Color values

HEX	#FEFC66
RGB	rgb(254, 252, 102)
HSL	hsl(59, 99%, 70%)
HSV	hsv(59, 60%, 100%)
CMYK	cmyk(0%, 0.8%, 59.8%, 0.4%)
CIE-LAB	lab(96.68, -17.40, 69.96)
CIE-LCH	lch(96.68, 72.09, 103.96°)
OKLab	oklab(96.54% -0.0533 0.1598)
OKLCH	oklch(96.54% 0.168 108.5)
XYZ	xyz(78.0842, 91.6532, 26.1454)
Luminance	0.9165 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEFC66 #6668FE

analogous

#FEB066 #FEFC66 #B4FE66

triadic

#FEFC66 #66FEFC #FC66FE

tetradic

#FEFC66 #66FEB0 #6668FE #FE66B4

square

#FEFC66 #66FEB0 #6668FE #FE66B4

split-complementary

#FEFC66 #66B4FE #B066FE

monochromatic

#E8E502 #FEFB29 #FEFC66 #FEFDA3 #FFFEE0

Accessibility & contrast

On white

1.09

#FEFC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.33

#FEFC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEFC66

19.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEFC66	#FFFFFF	#000000	##000000
##FEFC66	1.00	1.09	19.33	19.33
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.33	21.00	1.00	1.00
##000000	19.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF254

Deuteranopia (green-blind)

#FFF86F

Tritanopia (blue-blind)

#FFEDDC

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #fefc66;
/* rgb */ color: rgb(254, 252, 102);
/* oklch */ color: oklch(96.5% 0.168 108.5);

Tailwind

colors: {
  custom: {
    50: '#fffd97',
    500: '#fefc66',
    950: '#000000',
  },
}

SCSS

$custom: #fefc66;
$custom-light: #fffd97;
$custom-dark: #000000;

JSON

{
  "hex": "#fefc66",
  "rgb": {
    "r": 254,
    "g": 252,
    "b": 102
  },
  "hsl": {
    "h": 59.211,
    "s": 98.701,
    "l": 69.804
  },
  "oklch": {
    "l": 0.96536,
    "c": 0.16849,
    "h": 108.5
  },
  "luminance": 0.91651
}

Semantic roles & 50–950 ramp

primary

#FEFC66

secondary

#2F31D9

accent

#03E600

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FEFC66

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

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