#F3FD78#F3FD78

#F3FD78 is a very light, vivid yellow. Relative luminance 0.907; OKLCH L 96.1% C 0.157 H 112.9°. Best body text is #000000 at 19.13:1 contrast (WCAG AA passes).

Color values

HEX	#F3FD78
RGB	rgb(243, 253, 120)
HSL	hsl(65, 97%, 73%)
HSV	hsv(65, 53%, 99%)
CMYK	cmyk(4%, 0%, 52.6%, 0.8%)
CIE-LAB	lab(96.27, -20.91, 61.59)
CIE-LCH	lch(96.27, 65.04, 108.75°)
OKLab	oklab(96.06% -0.0608 0.1442)
OKLCH	oklch(96.06% 0.157 112.9)
XYZ	xyz(75.4791, 90.6627, 31.2892)
Luminance	0.9066 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FD78 #8278FD

analogous

#FDC478 #F3FD78 #B0FD78

triadic

#F3FD78 #78F3FD #FD78F3

tetradic

#F3FD78 #78FDC4 #8278FD #FD78B0

square

#F3FD78 #78FDC4 #8278FD #FD78B0

split-complementary

#F3FD78 #78B0FD #C478FD

monochromatic

#E5F704 #EEFC3C #F3FD78 #F8FEB4 #FCFFE1

Accessibility & contrast

On white

1.10

#F3FD78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.13

#F3FD78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FD78

19.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FD78	#FFFFFF	#000000	##000000
##F3FD78	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)

#FFF36B

Deuteranopia (green-blind)

#FFF67F

Tritanopia (blue-blind)

#FFF0DF

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #f3fd78;
/* rgb */ color: rgb(243, 253, 120);
/* oklch */ color: oklch(96.1% 0.157 112.9);

Tailwind

colors: {
  custom: {
    50: '#f9fea2',
    500: '#f3fd78',
    950: '#000000',
  },
}

SCSS

$custom: #f3fd78;
$custom-light: #f9fea2;
$custom-dark: #000000;

JSON

{
  "hex": "#f3fd78",
  "rgb": {
    "r": 243,
    "g": 253,
    "b": 120
  },
  "hsl": {
    "h": 64.511,
    "s": 97.08,
    "l": 73.137
  },
  "oklch": {
    "l": 0.9606,
    "c": 0.15652,
    "h": 112.9
  },
  "luminance": 0.90661
}

Semantic roles & 50–950 ramp

primary

#F3FD78

secondary

#4B3FDA

accent

#00E611

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F3FD78

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

Preview Lab → · Contrast checker → · Palette generator →