#F0FC4B#F0FC4B

#F0FC4B is a very light, vivid yellow. Relative luminance 0.887; OKLCH L 95.2% C 0.190 H 113.3°. Best body text is #000000 at 18.73:1 contrast (WCAG AA passes).

Color values

HEX	#F0FC4B
RGB	rgb(240, 252, 75)
HSL	hsl(64, 97%, 64%)
HSV	hsv(64, 70%, 99%)
CMYK	cmyk(4.8%, 0%, 70.2%, 1.2%)
CIE-LAB	lab(95.44, -24.50, 78.49)
CIE-LCH	lch(95.44, 82.23, 107.33°)
OKLab	oklab(95.23% -0.0751 0.1742)
OKLCH	oklch(95.23% 0.19 113.3)
XYZ	xyz(72.0177, 88.6556, 19.9737)
Luminance	0.8865 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0FC4B #574BFC

analogous

#FCB04B #F0FC4B #98FC4B

triadic

#F0FC4B #4BF0FC #FC4BF0

tetradic

#F0FC4B #4BFCB0 #574BFC #FC4B98

square

#F0FC4B #4BFCB0 #574BFC #FC4B98

split-complementary

#F0FC4B #4B98FC #B04BFC

monochromatic

#BCC903 #EBFB0F #F0FC4B #F5FD87 #FAFEC3

Accessibility & contrast

On white

1.12

#F0FC4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.73

#F0FC4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0FC4B

18.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0FC4B	#FFFFFF	#000000	##000000
##F0FC4B	1.00	1.12	18.73	18.73
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.73	21.00	1.00	1.00
##000000	18.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF02B

Deuteranopia (green-blind)

#FFF459

Tritanopia (blue-blind)

#FFEDDA

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #f0fc4b;
/* rgb */ color: rgb(240, 252, 75);
/* oklch */ color: oklch(95.2% 0.190 113.3);

Tailwind

colors: {
  custom: {
    50: '#f9fd88',
    500: '#f0fc4b',
    950: '#000000',
  },
}

SCSS

$custom: #f0fc4b;
$custom-light: #f9fd88;
$custom-dark: #000000;

JSON

{
  "hex": "#f0fc4b",
  "rgb": {
    "r": 240,
    "g": 252,
    "b": 75
  },
  "hsl": {
    "h": 64.068,
    "s": 96.721,
    "l": 64.118
  },
  "oklch": {
    "l": 0.95225,
    "c": 0.18968,
    "h": 113.3
  },
  "luminance": 0.88654
}

Semantic roles & 50–950 ramp

primary

#F0FC4B

secondary

#3126C5

accent

#00E610

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #F0FC4B

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

Preview Lab → · Contrast checker → · Palette generator →