#F4FD63#F4FD63

#F4FD63 is a very light, vivid yellow. Relative luminance 0.904; OKLCH L 95.9% C 0.174 H 112.4°. Best body text is #000000 at 19.08:1 contrast (WCAG AA passes).

Color values

HEX	#F4FD63
RGB	rgb(244, 253, 99)
HSL	hsl(64, 97%, 69%)
HSV	hsv(64, 61%, 99%)
CMYK	cmyk(3.6%, 0%, 60.9%, 0.8%)
CIE-LAB	lab(96.16, -22.04, 70.40)
CIE-LCH	lch(96.16, 73.76, 107.38°)
OKLab	oklab(95.93% -0.0662 0.1606)
OKLCH	oklch(95.93% 0.174 112.4)
XYZ	xyz(74.6876, 90.3861, 25.3138)
Luminance	0.9039 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4FD63 #6C63FD

analogous

#FDB963 #F4FD63 #A7FD63

triadic

#F4FD63 #63F4FD #FD63F4

tetradic

#F4FD63 #63FDB9 #6C63FD #FD63A7

square

#F4FD63 #63FDB9 #6C63FD #FD63A7

split-complementary

#F4FD63 #63A7FD #B963FD

monochromatic

#D6E303 #F0FC27 #F4FD63 #F8FE9F #FDFFDC

Accessibility & contrast

On white

1.10

#F4FD63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.08

#F4FD63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4FD63

19.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4FD63	#FFFFFF	#000000	##000000
##F4FD63	1.00	1.10	19.08	19.08
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.08	21.00	1.00	1.00
##000000	19.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF250

Deuteranopia (green-blind)

#FFF66D

Tritanopia (blue-blind)

#FFEFDD

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #f4fd63;
/* rgb */ color: rgb(244, 253, 99);
/* oklch */ color: oklch(95.9% 0.174 112.4);

Tailwind

colors: {
  custom: {
    50: '#fbfd96',
    500: '#f4fd63',
    950: '#000000',
  },
}

SCSS

$custom: #f4fd63;
$custom-light: #fbfd96;
$custom-dark: #000000;

JSON

{
  "hex": "#f4fd63",
  "rgb": {
    "r": 244,
    "g": 253,
    "b": 99
  },
  "hsl": {
    "h": 63.506,
    "s": 97.468,
    "l": 69.02
  },
  "oklch": {
    "l": 0.95926,
    "c": 0.17367,
    "h": 112.4
  },
  "luminance": 0.90385
}

Semantic roles & 50–950 ramp

primary

#F4FD63

secondary

#372DD7

accent

#00E60D

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F4FD63

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

Preview Lab → · Contrast checker → · Palette generator →