#F0FF52#F0FF52

#F0FF52 is a very light, vivid yellow. Relative luminance 0.907; OKLCH L 95.9% C 0.189 H 114.3°. Best body text is #000000 at 19.13:1 contrast (WCAG AA passes).

Color values

HEX	#F0FF52
RGB	rgb(240, 255, 82)
HSL	hsl(65, 100%, 66%)
HSV	hsv(65, 68%, 100%)
CMYK	cmyk(5.9%, 0%, 67.8%, 0%)
CIE-LAB	lab(96.27, -25.56, 76.88)
CIE-LCH	lch(96.27, 81.02, 108.39°)
OKLab	oklab(95.91% -0.0775 0.1719)
OKLCH	oklch(95.91% 0.189 114.3)
XYZ	xyz(73.2202, 90.6558, 21.6222)
Luminance	0.9065 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0FF52 #6152FF

analogous

#FFB752 #F0FF52 #99FF52

triadic

#F0FF52 #52F0FF #FF52F0

tetradic

#F0FF52 #52FFB7 #6152FF #FF5299

square

#F0FF52 #52FFB7 #6152FF #FF5299

split-complementary

#F0FF52 #5299FF #B752FF

monochromatic

#C4D700 #EBFF15 #F0FF52 #F5FF8F #FBFFCC

Accessibility & contrast

On white

1.10

#F0FF52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.13

#F0FF52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0FF52

19.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0FF52	#FFFFFF	#000000	##000000
##F0FF52	1.00	1.10	19.13	19.13
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.13	21.00	1.00	1.00
##000000	19.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF336

Deuteranopia (green-blind)

#FFF65F

Tritanopia (blue-blind)

#FFF0DD

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #f0ff52;
/* rgb */ color: rgb(240, 255, 82);
/* oklch */ color: oklch(95.9% 0.189 114.3);

Tailwind

colors: {
  custom: {
    50: '#f9ff8c',
    500: '#f0ff52',
    950: '#000000',
  },
}

SCSS

$custom: #f0ff52;
$custom-light: #f9ff8c;
$custom-dark: #000000;

JSON

{
  "hex": "#f0ff52",
  "rgb": {
    "r": 240,
    "g": 255,
    "b": 82
  },
  "hsl": {
    "h": 65.202,
    "s": 100,
    "l": 66.078
  },
  "oklch": {
    "l": 0.95905,
    "c": 0.18854,
    "h": 114.3
  },
  "luminance": 0.90654
}

Semantic roles & 50–950 ramp

primary

#F0FF52

secondary

#3425D0

accent

#00E614

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F0FF52

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

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