#F0F866#F0F866

#F0F866 is a very light, vivid yellow. Relative luminance 0.866; OKLCH L 94.6% C 0.167 H 112.1°. Best body text is #000000 at 18.32:1 contrast (WCAG AA passes).

Color values

HEX	#F0F866
RGB	rgb(240, 248, 102)
HSL	hsl(63, 91%, 69%)
HSV	hsv(63, 59%, 97%)
CMYK	cmyk(3.2%, 0%, 58.9%, 2.7%)
CIE-LAB	lab(94.58, -21.04, 67.37)
CIE-LCH	lch(94.58, 70.58, 107.34°)
OKLab	oklab(94.6% -0.0628 0.1546)
OKLCH	oklch(94.6% 0.167 112.1)
XYZ	xyz(71.9027, 86.6209, 25.4996)
Luminance	0.8662 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0F866 #6E66F8

analogous

#F8B766 #F0F866 #A7F866

triadic

#F0F866 #66F0F8 #F866F0

tetradic

#F0F866 #66F8B7 #6E66F8 #F866A7

square

#F0F866 #66F8B7 #6E66F8 #F866A7

split-complementary

#F0F866 #66A7F8 #B766F8

monochromatic

#CEDA0A #EAF52B #F0F866 #F6FBA1 #FBFDDB

Accessibility & contrast

On white

1.15

#F0F866 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.32

#F0F866 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0F866

18.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0F866	#FFFFFF	#000000	##000000
##F0F866	1.00	1.15	18.32	18.32
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.32	21.00	1.00	1.00
##000000	18.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE55

Deuteranopia (green-blind)

#FFF16F

Tritanopia (blue-blind)

#FFEAD9

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f0f866;
/* rgb */ color: rgb(240, 248, 102);
/* oklch */ color: oklch(94.6% 0.167 112.1);

Tailwind

colors: {
  custom: {
    50: '#f8fa97',
    500: '#f0f866',
    950: '#000000',
  },
}

SCSS

$custom: #f0f866;
$custom-light: #f8fa97;
$custom-dark: #000000;

JSON

{
  "hex": "#f0f866",
  "rgb": {
    "r": 240,
    "g": 248,
    "b": 102
  },
  "hsl": {
    "h": 63.288,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.94598,
    "c": 0.16691,
    "h": 112.1
  },
  "luminance": 0.86619
}

Semantic roles & 50–950 ramp

primary

#F0F866

secondary

#3931D2

accent

#00E60D

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F0F866

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

Preview Lab → · Contrast checker → · Palette generator →