#F0EF64#F0EF64

#F0EF64 is a very light, vivid yellow. Relative luminance 0.812; OKLCH L 92.7% C 0.159 H 108.8°. Best body text is #000000 at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#F0EF64
RGB	rgb(240, 239, 100)
HSL	hsl(60, 82%, 67%)
HSV	hsv(60, 58%, 94%)
CMYK	cmyk(0%, 0.4%, 58.3%, 5.9%)
CIE-LAB	lab(92.21, -16.83, 65.62)
CIE-LCH	lch(92.21, 67.74, 104.39°)
OKLab	oklab(92.71% -0.0511 0.1507)
OKLCH	oklch(92.71% 0.159 108.8)
XYZ	xyz(69.1040, 81.1803, 24.0833)
Luminance	0.8118 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0EF64 #6465F0

analogous

#F0A964 #F0EF64 #ABF064

triadic

#F0EF64 #64F0EF #EF64F0

tetradic

#F0EF64 #64F0A9 #6465F0 #F064AB

square

#F0EF64 #64F0A9 #6465F0 #F064AB

split-complementary

#F0EF64 #64ABF0 #A964F0

monochromatic

#C6C513 #EBE92C #F0EF64 #F5F59C #FBFBD4

Accessibility & contrast

On white

1.22

#F0EF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.24

#F0EF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0EF64

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0EF64	#FFFFFF	#000000	##000000
##F0EF64	1.00	1.22	17.24	17.24
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.24	21.00	1.00	1.00
##000000	17.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE654

Deuteranopia (green-blind)

#FFEB6C

Tritanopia (blue-blind)

#FFE1D1

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f0ef64;
/* rgb */ color: rgb(240, 239, 100);
/* oklch */ color: oklch(92.7% 0.159 108.8);

Tailwind

colors: {
  custom: {
    50: '#f8f495',
    500: '#f0ef64',
    950: '#000000',
  },
}

SCSS

$custom: #f0ef64;
$custom-light: #f8f495;
$custom-dark: #000000;

JSON

{
  "hex": "#f0ef64",
  "rgb": {
    "r": 240,
    "g": 239,
    "b": 100
  },
  "hsl": {
    "h": 59.571,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.92705,
    "c": 0.15911,
    "h": 108.8
  },
  "luminance": 0.81178
}

Semantic roles & 50–950 ramp

primary

#F0EF64

secondary

#3536C4

accent

#08DF07

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F0EF64

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

Preview Lab → · Contrast checker → · Palette generator →