Palettes / Colors / #EFE166

#EFE166 — Light Vivid Yellow

#EFE166 is a yellow color we call Light Vivid Yellow, closest to the named color Khaki (#F0E68C). It belongs to the yellow family.

#EFE166 is a warm yellow color associated with optimism, attention and cheer. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #6774EF; it also sits naturally between #EF9D67 and #B8EF67. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 94% · Green 88% · Blue 40%

Cyan 0% · Magenta 6% · Yellow 57% · Key 6%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #EFE166

.text { color: #EFE166; }
.background { background-color: #EFE166; }
.border { border: 3px solid #EFE166; }
.text-rgb { color: rgb(239, 225, 102); }
.text-hsl { color: hsl(54, 81%, 67%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFE166; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 225, 102, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFE166; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 225, 102, 0.8); }

HTML: <p style="color:#EFE166">Text here</p> · <div style="background-color:#EFE166">Div content here</div>

Shades of #EFE166

Tints of #EFE166

Tones of #EFE166

Color harmonies

Complementary — #6774EF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EFE166: #000000.

How #EFE166 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #EFE166 rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #EFE165  ·  #EFE167 →

Frequently asked questions

What color is #EFE166?

#EFE166 is Light Vivid Yellow, a yellow color (RGB 239, 225, 102). Its closest standard named color is Khaki.

What is the RGB and HSL of #EFE166?

#EFE166 is RGB 239, 225, 102 — HSL 54°, 81%, 67% — CMYK 0%, 6%, 57%, 6%.

What colors go with #EFE166?

Its complement is #6774EF; analogous partners are #EF9D67 and #B8EF67. It also appears in 6+ palettes in our collection.

Can I use #EFE166 for text?

Black text on #EFE166 has a contrast ratio of 15.63:1 (passes WCAG AA); white text gives 1.34:1.