#F9FC66#F9FC66

#F9FC66 is a very light, vivid yellow. Relative luminance 0.907; OKLCH L 96.1% C 0.169 H 110.3°. Best body text is #000000 at 19.14:1 contrast (WCAG AA passes).

Color values

HEX	#F9FC66
RGB	rgb(249, 252, 102)
HSL	hsl(61, 96%, 69%)
HSV	hsv(61, 60%, 99%)
CMYK	cmyk(1.2%, 0%, 59.5%, 1.2%)
CIE-LAB	lab(96.30, -19.38, 69.44)
CIE-LCH	lch(96.30, 72.09, 105.60°)
OKLab	oklab(96.14% -0.0587 0.1588)
OKLCH	oklch(96.14% 0.169 110.3)
XYZ	xyz(76.2778, 90.7218, 26.0607)
Luminance	0.9072 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9FC66 #6966FC

analogous

#FCB466 #F9FC66 #AEFC66

triadic

#F9FC66 #66F9FC #FC66F9

tetradic

#F9FC66 #66FCB4 #6966FC #FC66AE

square

#F9FC66 #66FCB4 #6966FC #FC66AE

split-complementary

#F9FC66 #66AEFC #B466FC

monochromatic

#DFE304 #F7FB2A #F9FC66 #FBFDA2 #FEFEDE

Accessibility & contrast

On white

1.10

#F9FC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.14

#F9FC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9FC66

19.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9FC66	#FFFFFF	#000000	##000000
##F9FC66	1.00	1.10	19.14	19.14
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.14	21.00	1.00	1.00
##000000	19.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF254

Deuteranopia (green-blind)

#FFF76F

Tritanopia (blue-blind)

#FFEEDC

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #f9fc66;
/* rgb */ color: rgb(249, 252, 102);
/* oklch */ color: oklch(96.1% 0.169 110.3);

Tailwind

colors: {
  custom: {
    50: '#fefd97',
    500: '#f9fc66',
    950: '#000000',
  },
}

SCSS

$custom: #f9fc66;
$custom-light: #fefd97;
$custom-dark: #000000;

JSON

{
  "hex": "#f9fc66",
  "rgb": {
    "r": 249,
    "g": 252,
    "b": 102
  },
  "hsl": {
    "h": 61.2,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.96137,
    "c": 0.16931,
    "h": 110.3
  },
  "luminance": 0.9072
}

Semantic roles & 50–950 ramp

primary

#F9FC66

secondary

#3330D6

accent

#00E605

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F9FC66

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

Preview Lab → · Contrast checker → · Palette generator →