#F4FF2F#F4FF2F
#F4FF2F is a very light, highly saturated yellow. Relative luminance 0.910; OKLCH L 96.0% C 0.205 H 112.9°. Best body text is #000000 at 19.19:1 contrast (WCAG AA passes).
Color values
| HEX | #F4FF2F |
|---|---|
| RGB | rgb(244, 255, 47) |
| HSL | hsl(63, 100%, 59%) |
| HSV | hsv(63, 82%, 100%) |
| CMYK | cmyk(4.3%, 0%, 81.6%, 0%) |
| CIE-LAB | lab(96.39, -25.34, 87.44) |
| CIE-LCH | lch(96.39, 91.03, 106.16°) |
| OKLab | oklab(96.03% -0.0797 0.1885) |
| OKLCH | oklch(96.03% 0.205 112.9) |
| XYZ | xyz(73.5839, 90.9601, 16.3696) |
| Luminance | 0.9096 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Lemon Yellow
#FDFF38
ΔE00 1.77
Banana Yellow
#FAFE4B
ΔE00 1.89
Canary Yellow
#FFFE40
ΔE00 2.38
Lemon (survey)
#FDFF52
ΔE00 2.45
Sunshine Yellow
#FFFD37
ΔE00 2.55
Yellow (survey)
#FFFF14
ΔE00 2.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#F4FF2F #3A2FFF
analogous
#FFA22F #F4FF2F #8CFF2F
triadic
#F4FF2F #2FF4FF #FF2FF4
tetradic
#F4FF2F #2FFFA2 #3A2FFF #FF2F8C
square
#F4FF2F #2FFFA2 #3A2FFF #FF2F8C
split-complementary
#F4FF2F #2F8CFF #A22FFF
monochromatic
#AAB400 #E4F100 #F4FF2F #F7FF6C #FAFFA9
Accessibility & contrast
On white
1.09
#F4FF2F on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
19.19
#F4FF2F on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #F4FF2F
19.19:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##F4FF2F | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##F4FF2F | 1.00 | 1.09 | 19.19 | 19.19 |
| #FFFFFF | 1.09 | 1.00 | 21.00 | 21.00 |
| #000000 | 19.19 | 21.00 | 1.00 | 1.00 |
| ##000000 | 19.19 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFF300
Deuteranopia (green-blind)
#FFF745
Tritanopia (blue-blind)
#FFEFDA
Achromatopsia (no color)
#F5F5F5
Design tokens & code
CSS
--color: #f4ff2f; /* rgb */ color: rgb(244, 255, 47); /* oklch */ color: oklch(96.0% 0.205 112.9);
Tailwind
colors: {
custom: {
50: '#fcff7c',
500: '#f4ff2f',
950: '#000000',
},
}SCSS
$custom: #f4ff2f; $custom-light: #fcff7c; $custom-dark: #000000;
JSON
{
"hex": "#f4ff2f",
"rgb": {
"r": 244,
"g": 255,
"b": 47
},
"hsl": {
"h": 63.173,
"s": 100,
"l": 59.216
},
"oklch": {
"l": 0.96025,
"c": 0.20463,
"h": 112.9
},
"luminance": 0.90958
}Semantic roles & 50–950 ramp
primary
#F4FF2F
secondary
#2720B3
accent
#29FF34
background
#FFFFFB
surface
#FFFFF2
border
#D7D7CC
text
#18170B
muted
#86857E