#F0F666#F0F666

#F0F666 is a very light, vivid yellow. Relative luminance 0.854; OKLCH L 94.2% C 0.165 H 111.4°. Best body text is #000000 at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#F0F666
RGB	rgb(240, 246, 102)
HSL	hsl(63, 89%, 68%)
HSV	hsv(63, 59%, 96%)
CMYK	cmyk(2.4%, 0%, 58.5%, 3.5%)
CIE-LAB	lab(94.05, -20.08, 66.80)
CIE-LCH	lch(94.05, 69.75, 106.73°)
OKLab	oklab(94.18% -0.0601 0.1534)
OKLCH	oklch(94.18% 0.165 111.4)
XYZ	xyz(71.2911, 85.3977, 25.2957)
Luminance	0.8540 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0F666 #6C66F6

analogous

#F6B466 #F0F666 #A8F666

triadic

#F0F666 #66F0F6 #F666F0

tetradic

#F0F666 #66F6B4 #6C66F6 #F666A8

square

#F0F666 #66F6B4 #6C66F6 #F666A8

split-complementary

#F0F666 #66A8F6 #B466F6

monochromatic

#CDD50D #EAF32C #F0F666 #F6F9A0 #FBFDDA

Accessibility & contrast

On white

1.16

#F0F666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.08

#F0F666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0F666

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0F666	#FFFFFF	#000000	##000000
##F0F666	1.00	1.16	18.08	18.08
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.08	21.00	1.00	1.00
##000000	18.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC56

Deuteranopia (green-blind)

#FFF06F

Tritanopia (blue-blind)

#FFE8D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #f0f666;
/* rgb */ color: rgb(240, 246, 102);
/* oklch */ color: oklch(94.2% 0.165 111.4);

Tailwind

colors: {
  custom: {
    50: '#f8f997',
    500: '#f0f666',
    950: '#000000',
  },
}

SCSS

$custom: #f0f666;
$custom-light: #f8f997;
$custom-dark: #000000;

JSON

{
  "hex": "#f0f666",
  "rgb": {
    "r": 240,
    "g": 246,
    "b": 102
  },
  "hsl": {
    "h": 62.5,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.94181,
    "c": 0.16478,
    "h": 111.4
  },
  "luminance": 0.85396
}

Semantic roles & 50–950 ramp

primary

#F0F666

secondary

#3831CF

accent

#00E60A

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F0F666

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

Preview Lab → · Contrast checker → · Palette generator →