#F9FD66#F9FD66

#F9FD66 is a very light, vivid yellow. Relative luminance 0.913; OKLCH L 96.3% C 0.170 H 110.6°. Best body text is #000000 at 19.27:1 contrast (WCAG AA passes).

Color values

HEX	#F9FD66
RGB	rgb(249, 253, 102)
HSL	hsl(62, 97%, 70%)
HSV	hsv(62, 60%, 99%)
CMYK	cmyk(1.6%, 0%, 59.7%, 0.8%)
CIE-LAB	lab(96.55, -19.86, 69.72)
CIE-LCH	lch(96.55, 72.49, 105.90°)
OKLab	oklab(96.34% -0.06 0.1594)
OKLCH	oklch(96.34% 0.17 110.6)
XYZ	xyz(76.5926, 91.3515, 26.1657)
Luminance	0.9135 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9FD66 #6A66FD

analogous

#FDB566 #F9FD66 #AEFD66

triadic

#F9FD66 #66F9FD #FD66F9

tetradic

#F9FD66 #66FDB5 #6A66FD #FD66AE

square

#F9FD66 #66FDB5 #6A66FD #FD66AE

split-complementary

#F9FD66 #66AEFD #B566FD

monochromatic

#E0E603 #F7FC2A #F9FD66 #FBFEA2 #FEFFDF

Accessibility & contrast

On white

1.09

#F9FD66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.27

#F9FD66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9FD66

19.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9FD66	#FFFFFF	#000000	##000000
##F9FD66	1.00	1.09	19.27	19.27
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.27	21.00	1.00	1.00
##000000	19.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF354

Deuteranopia (green-blind)

#FFF76F

Tritanopia (blue-blind)

#FFEFDD

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #f9fd66;
/* rgb */ color: rgb(249, 253, 102);
/* oklch */ color: oklch(96.3% 0.170 110.6);

Tailwind

colors: {
  custom: {
    50: '#fefd97',
    500: '#f9fd66',
    950: '#000000',
  },
}

SCSS

$custom: #f9fd66;
$custom-light: #fefd97;
$custom-dark: #000000;

JSON

{
  "hex": "#f9fd66",
  "rgb": {
    "r": 249,
    "g": 253,
    "b": 102
  },
  "hsl": {
    "h": 61.589,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.96344,
    "c": 0.17035,
    "h": 110.6
  },
  "luminance": 0.9135
}

Semantic roles & 50–950 ramp

primary

#F9FD66

secondary

#342FD8

accent

#00E606

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F9FD66

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

Preview Lab → · Contrast checker → · Palette generator →