#F0F663#F0F663

#F0F663 is a very light, vivid yellow. Relative luminance 0.853; OKLCH L 94.2% C 0.167 H 111.4°. Best body text is #000000 at 18.07:1 contrast (WCAG AA passes).

Color values

HEX	#F0F663
RGB	rgb(240, 246, 99)
HSL	hsl(62, 89%, 68%)
HSV	hsv(62, 60%, 96%)
CMYK	cmyk(2.4%, 0%, 59.8%, 3.5%)
CIE-LAB	lab(94.03, -20.28, 68.02)
CIE-LCH	lch(94.03, 70.98, 106.60°)
OKLab	oklab(94.15% -0.061 0.1556)
OKLCH	oklch(94.15% 0.167 111.4)
XYZ	xyz(71.1450, 85.3393, 24.5263)
Luminance	0.8534 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0F663 #6963F6

analogous

#F6B263 #F0F663 #A6F663

triadic

#F0F663 #63F0F6 #F663F0

tetradic

#F0F663 #63F6B2 #6963F6 #F663A6

square

#F0F663 #63F6B2 #6963F6 #F663A6

split-complementary

#F0F663 #63A6F6 #B263F6

monochromatic

#CAD20C #EAF329 #F0F663 #F6F99D #FBFDD7

Accessibility & contrast

On white

1.16

#F0F663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.07

#F0F663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0F663

18.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0F663	#FFFFFF	#000000	##000000
##F0F663	1.00	1.16	18.07	18.07
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.07	21.00	1.00	1.00
##000000	18.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC52

Deuteranopia (green-blind)

#FFF06C

Tritanopia (blue-blind)

#FFE8D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #f0f663;
/* rgb */ color: rgb(240, 246, 99);
/* oklch */ color: oklch(94.2% 0.167 111.4);

Tailwind

colors: {
  custom: {
    50: '#f8f995',
    500: '#f0f663',
    950: '#000000',
  },
}

SCSS

$custom: #f0f663;
$custom-light: #f8f995;
$custom-dark: #000000;

JSON

{
  "hex": "#f0f663",
  "rgb": {
    "r": 240,
    "g": 246,
    "b": 99
  },
  "hsl": {
    "h": 62.449,
    "s": 89.091,
    "l": 67.647
  },
  "oklch": {
    "l": 0.94152,
    "c": 0.16715,
    "h": 111.4
  },
  "luminance": 0.85338
}

Semantic roles & 50–950 ramp

primary

#F0F663

secondary

#3630CE

accent

#00E609

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F0F663

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

Preview Lab → · Contrast checker → · Palette generator →