#F3FE4E#F3FE4E

#F3FE4E is a very light, vivid yellow. Relative luminance 0.905; OKLCH L 95.9% C 0.189 H 113.0°. Best body text is #000000 at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#F3FE4E
RGB	rgb(243, 254, 78)
HSL	hsl(64, 99%, 65%)
HSV	hsv(64, 69%, 100%)
CMYK	cmyk(4.3%, 0%, 69.3%, 0.4%)
CIE-LAB	lab(96.20, -24.10, 78.29)
CIE-LCH	lch(96.20, 81.91, 107.11°)
OKLab	oklab(95.9% -0.0739 0.1741)
OKLCH	oklch(95.9% 0.189 113)
XYZ	xyz(73.7813, 90.4900, 20.7859)
Luminance	0.9049 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FE4E #594EFE

analogous

#FEB14E #F3FE4E #9BFE4E

triadic

#F3FE4E #4EF3FE #FE4EF3

tetradic

#F3FE4E #4EFEB1 #594EFE #FE4E9B

square

#F3FE4E #4EFEB1 #594EFE #FE4E9B

split-complementary

#F3FE4E #4E9BFE #B14EFE

monochromatic

#C3D001 #EFFE11 #F3FE4E #F7FE8B #FBFFC8

Accessibility & contrast

On white

1.10

#F3FE4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.10

#F3FE4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FE4E

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FE4E	#FFFFFF	#000000	##000000
##F3FE4E	1.00	1.10	19.10	19.10
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.10	21.00	1.00	1.00
##000000	19.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF22F

Deuteranopia (green-blind)

#FFF65B

Tritanopia (blue-blind)

#FFEFDC

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #f3fe4e;
/* rgb */ color: rgb(243, 254, 78);
/* oklch */ color: oklch(95.9% 0.189 113.0);

Tailwind

colors: {
  custom: {
    50: '#fbfe8a',
    500: '#f3fe4e',
    950: '#000000',
  },
}

SCSS

$custom: #f3fe4e;
$custom-light: #fbfe8a;
$custom-dark: #000000;

JSON

{
  "hex": "#f3fe4e",
  "rgb": {
    "r": 243,
    "g": 254,
    "b": 78
  },
  "hsl": {
    "h": 63.75,
    "s": 98.876,
    "l": 65.098
  },
  "oklch": {
    "l": 0.95896,
    "c": 0.18916,
    "h": 113
  },
  "luminance": 0.90488
}

Semantic roles & 50–950 ramp

primary

#F3FE4E

secondary

#2F25CB

accent

#00E60E

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3FE4E

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

Preview Lab → · Contrast checker → · Palette generator →