#CEF666#CEF666
#CEF666 is a very light, vivid yellow-green. Relative luminance 0.800; OKLCH L 91.7% C 0.175 H 123.0°. Best body text is #000000 at 17.00:1 contrast (WCAG AA passes).
Color values
| HEX | #CEF666 |
|---|---|
| RGB | rgb(206, 246, 102) |
| HSL | hsl(77, 89%, 68%) |
| HSV | hsv(77, 59%, 96%) |
| CMYK | cmyk(16.3%, 0%, 58.5%, 3.5%) |
| CIE-LAB | lab(91.68, -33.31, 63.51) |
| CIE-LCH | lch(91.68, 71.71, 117.68°) |
| OKLab | oklab(91.68% -0.0953 0.147) |
| OKLCH | oklch(91.68% 0.175 123) |
| XYZ | xyz(60.8081, 79.9924, 24.8044) |
| Luminance | 0.7999 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Pear
#CBF85F
ΔE00 1.01
Light Yellow Green
#CCFD7F
ΔE00 3.45
Yellow Green
#C8FD3D
ΔE00 3.96
Pale Lime
#BEFD73
ΔE00 4.22
Yellowy Green
#BFF128
ΔE00 4.49
Light Lime Green
#B9FF66
ΔE00 4.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#CEF666 #8E66F6
analogous
#F6D666 #CEF666 #86F666
triadic
#CEF666 #66CEF6 #F666CE
tetradic
#CEF666 #66F6D6 #8E66F6 #F66686
square
#CEF666 #66F6D6 #8E66F6 #F66686
split-complementary
#CEF666 #6686F6 #D666F6
monochromatic
#9DD50D #BBF32C #CEF666 #E1F9A0 #F3FDDA
Accessibility & contrast
On white
1.24
#CEF666 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
17.00
#CEF666 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #CEF666
17.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##CEF666 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##CEF666 | 1.00 | 1.24 | 17.00 | 17.00 |
| #FFFFFF | 1.24 | 1.00 | 21.00 | 21.00 |
| #000000 | 17.00 | 21.00 | 1.00 | 1.00 |
| ##000000 | 17.00 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFE856
Deuteranopia (green-blind)
#FEE770
Tritanopia (blue-blind)
#D7EBD7
Achromatopsia (no color)
#E7E7E7
Design tokens & code
CSS
--color: #cef666; /* rgb */ color: rgb(206, 246, 102); /* oklch */ color: oklch(91.7% 0.175 123.0);
Tailwind
colors: {
custom: {
50: '#e0f997',
500: '#cef666',
950: '#000000',
},
}SCSS
$custom: #cef666; $custom-light: #e0f997; $custom-dark: #000000;
JSON
{
"hex": "#cef666",
"rgb": {
"r": 206,
"g": 246,
"b": 102
},
"hsl": {
"h": 76.667,
"s": 88.889,
"l": 68.235
},
"oklch": {
"l": 0.91684,
"c": 0.17522,
"h": 123
},
"luminance": 0.79993
}Semantic roles & 50–950 ramp
primary
#CEF666
secondary
#5D31CF
accent
#00E640
background
#FEFFFC
surface
#FCFFF5
border
#D5D7CF
text
#16170E
muted
#84857F