#EFFC68#EFFC68
#EFFC68 is a very light, vivid yellow. Relative luminance 0.890; OKLCH L 95.4% C 0.170 H 113.8°. Best body text is #000000 at 18.79:1 contrast (WCAG AA passes).
Color values
| HEX | #EFFC68 |
|---|---|
| RGB | rgb(239, 252, 104) |
| HSL | hsl(65, 96%, 70%) |
| HSV | hsv(65, 59%, 99%) |
| CMYK | cmyk(5.2%, 0%, 58.7%, 1.2%) |
| CIE-LAB | lab(95.57, -23.20, 67.61) |
| CIE-LCH | lch(95.57, 71.48, 108.94°) |
| OKLab | oklab(95.38% -0.0687 0.1554) |
| OKLCH | oklch(95.38% 0.17 113.8) |
| XYZ | xyz(72.9074, 88.9723, 26.4267) |
| Luminance | 0.8897 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Canary
#FDFF63
ΔE00 2.84
Pastel Yellow
#FFFE71
ΔE00 3.12
Faded Yellow
#FEFF7F
ΔE00 3.23
Light Yellow
#FFFE7A
ΔE00 3.32
Butter Yellow
#FFFD74
ΔE00 3.34
Banana (survey)
#FFFF7E
ΔE00 3.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#EFFC68 #7568FC
analogous
#FCBF68 #EFFC68 #A5FC68
triadic
#EFFC68 #68EFFC #FC68EF
tetradic
#EFFC68 #68FCBF #7568FC #FC68A5
square
#EFFC68 #68FCBF #7568FC #FC68A5
split-complementary
#EFFC68 #68A5FC #BF68FC
monochromatic
#D1E505 #E9FB2C #EFFC68 #F5FDA4 #FCFEE0
Accessibility & contrast
On white
1.12
#EFFC68 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
18.79
#EFFC68 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #EFFC68
18.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##EFFC68 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##EFFC68 | 1.00 | 1.12 | 18.79 | 18.79 |
| #FFFFFF | 1.12 | 1.00 | 21.00 | 21.00 |
| #000000 | 18.79 | 21.00 | 1.00 | 1.00 |
| ##000000 | 18.79 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFF157
Deuteranopia (green-blind)
#FFF471
Tritanopia (blue-blind)
#FDEEDC
Achromatopsia (no color)
#F2F2F2
Design tokens & code
CSS
--color: #effc68; /* rgb */ color: rgb(239, 252, 104); /* oklch */ color: oklch(95.4% 0.170 113.8);
Tailwind
colors: {
custom: {
50: '#f7fd98',
500: '#effc68',
950: '#000000',
},
}SCSS
$custom: #effc68; $custom-light: #f7fd98; $custom-dark: #000000;
JSON
{
"hex": "#effc68",
"rgb": {
"r": 239,
"g": 252,
"b": 104
},
"hsl": {
"h": 65.27,
"s": 96.104,
"l": 69.804
},
"oklch": {
"l": 0.95379,
"c": 0.16989,
"h": 113.8
},
"luminance": 0.88971
}Semantic roles & 50–950 ramp
primary
#EFFC68
secondary
#4031D7
accent
#00E614
background
#FFFFFC
surface
#FFFFF5
border
#D7D7CF
text
#18170E
muted
#86857F