#EFF173#EFF173
#EFF173 is a very light, vivid yellow. Relative luminance 0.825; OKLCH L 93.2% C 0.149 H 109.8°. Best body text is #000000 at 17.50:1 contrast (WCAG AA passes).
Color values
| HEX | #EFF173 |
|---|---|
| RGB | rgb(239, 241, 115) |
| HSL | hsl(61, 82%, 70%) |
| HSV | hsv(61, 52%, 95%) |
| CMYK | cmyk(0.8%, 0%, 52.3%, 5.5%) |
| CIE-LAB | lab(92.80, -17.09, 59.72) |
| CIE-LCH | lch(92.80, 62.12, 105.97°) |
| OKLab | oklab(93.2% -0.0503 0.1398) |
| OKLCH | oklch(93.2% 0.149 109.8) |
| XYZ | xyz(70.1481, 82.5008, 28.4453) |
| Luminance | 0.8250 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Straw
#FCF679
ΔE00 2.32
Yellowish Tan
#FCFC81
ΔE00 2.44
Custard
#FFFD78
ΔE00 2.88
Faded Yellow
#FEFF7F
ΔE00 2.92
Light Yellow
#FFFE7A
ΔE00 2.93
Manilla
#FFFA86
ΔE00 2.94
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#EFF173 #7573F1
analogous
#F1B473 #EFF173 #B0F173
triadic
#EFF173 #73EFF1 #F173EF
tetradic
#EFF173 #73F1B4 #7573F1 #F173B0
square
#EFF173 #73F1B4 #7573F1 #F173B0
split-complementary
#EFF173 #73B0F1 #B473F1
monochromatic
#D1D415 #E9EB3B #EFF173 #F5F7AB #FCFCE2
Accessibility & contrast
On white
1.20
#EFF173 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
17.50
#EFF173 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #EFF173
17.50:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##EFF173 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##EFF173 | 1.00 | 1.20 | 17.50 | 17.50 |
| #FFFFFF | 1.20 | 1.00 | 21.00 | 21.00 |
| #000000 | 17.50 | 21.00 | 1.00 | 1.00 |
| ##000000 | 17.50 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFE867
Deuteranopia (green-blind)
#FFEC7A
Tritanopia (blue-blind)
#FDE4D5
Achromatopsia (no color)
#EAEAEA
Design tokens & code
CSS
--color: #eff173; /* rgb */ color: rgb(239, 241, 115); /* oklch */ color: oklch(93.2% 0.149 109.8);
Tailwind
colors: {
custom: {
50: '#f7f59f',
500: '#eff173',
950: '#000000',
},
}SCSS
$custom: #eff173; $custom-light: #f7f59f; $custom-dark: #000000;
JSON
{
"hex": "#eff173",
"rgb": {
"r": 239,
"g": 241,
"b": 115
},
"hsl": {
"h": 60.952,
"s": 81.818,
"l": 69.804
},
"oklch": {
"l": 0.93196,
"c": 0.14853,
"h": 109.8
},
"luminance": 0.82499
}Semantic roles & 50–950 ramp
primary
#EFF173
secondary
#403ECA
accent
#07DE0B
background
#FFFFFC
surface
#FFFEF5
border
#D7D6CF
text
#17170F
muted
#858580