#EFF656#EFF656
#EFF656 is a very light, vivid yellow. Relative luminance 0.849; OKLCH L 94.0% C 0.177 H 111.8°. Best body text is #000000 at 17.99:1 contrast (WCAG AA passes).
Color values
| HEX | #EFF656 |
|---|---|
| RGB | rgb(239, 246, 86) |
| HSL | hsl(63, 90%, 65%) |
| HSV | hsv(63, 65%, 96%) |
| CMYK | cmyk(2.8%, 0%, 65%, 3.5%) |
| CIE-LAB | lab(93.86, -21.48, 72.95) |
| CIE-LCH | lch(93.86, 76.04, 106.41°) |
| OKLab | oklab(93.96% -0.0656 0.1642) |
| OKLCH | oklch(93.96% 0.177 111.8) |
| XYZ | xyz(70.2342, 84.9358, 21.4968) |
| Luminance | 0.8493 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Off Yellow
#F1F33F
ΔE00 2.17
Canary
#FDFF63
ΔE00 2.29
Banana Yellow
#FAFE4B
ΔE00 2.46
Lemon (survey)
#FDFF52
ΔE00 2.59
Pastel Yellow
#FFFE71
ΔE00 3.02
Butter Yellow
#FFFD74
ΔE00 3.27
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#EFF656 #5D56F6
analogous
#F6AD56 #EFF656 #9FF656
triadic
#EFF656 #56EFF6 #F656EF
tetradic
#EFF656 #56F6AD #5D56F6 #F6569F
square
#EFF656 #56F6AD #5D56F6 #F6569F
split-complementary
#EFF656 #569FF6 #AD56F6
monochromatic
#BFC70B #E9F31C #EFF656 #F5F990 #FAFCCA
Accessibility & contrast
On white
1.17
#EFF656 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
17.99
#EFF656 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #EFF656
17.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##EFF656 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##EFF656 | 1.00 | 1.17 | 17.99 | 17.99 |
| #FFFFFF | 1.17 | 1.00 | 21.00 | 21.00 |
| #000000 | 17.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 17.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFEB3F
Deuteranopia (green-blind)
#FFEF61
Tritanopia (blue-blind)
#FFE8D6
Achromatopsia (no color)
#EDEDED
Design tokens & code
CSS
--color: #eff656; /* rgb */ color: rgb(239, 246, 86); /* oklch */ color: oklch(94.0% 0.177 111.8);
Tailwind
colors: {
custom: {
50: '#f8f98e',
500: '#eff656',
950: '#000000',
},
}SCSS
$custom: #eff656; $custom-light: #f8f98e; $custom-dark: #000000;
JSON
{
"hex": "#eff656",
"rgb": {
"r": 239,
"g": 246,
"b": 86
},
"hsl": {
"h": 62.625,
"s": 89.888,
"l": 65.098
},
"oklch": {
"l": 0.93964,
"c": 0.17686,
"h": 111.8
},
"luminance": 0.84934
}Semantic roles & 50–950 ramp
primary
#EFF656
secondary
#332DC4
accent
#00E60A
background
#FFFFFC
surface
#FFFFF4
border
#D7D7CE
text
#18170D
muted
#86857F