Palettes / Colors / #EFE45E

#EFE45E — Vivid Yellow

#EFE45E is a yellow color we call Vivid Yellow, closest to the named color Khaki (#F0E68C). It belongs to the yellow family.

Color name

Closest CSS keyword: khaki (#F0E68C) — not an exact match. CSS khaki gives you #F0E68C, a different color; use #EFE45E when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#EFE45E 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 #5D69EF; it also sits naturally between #EF9A5D and #B2EF5D. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 94% · Green 89% · Blue 37%

Cyan 0% · Magenta 5% · Yellow 61% · Key 6%

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

Previews

CSS code for #EFE45E

.text { color: #EFE45E; }
.background { background-color: #EFE45E; }
.border { border: 3px solid #EFE45E; }
.text-rgb { color: rgb(239, 228, 94); }
.text-hsl { color: hsl(55, 82%, 65%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFE45E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 228, 94, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFE45E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 228, 94, 0.8); }

HTML: <p style="color:#EFE45E">Text here</p> · <div style="background-color:#EFE45E">Div content here</div>

Shades of #EFE45E

Tints of #EFE45E

Tones of #EFE45E

Color harmonies

Complementary — #5D69EF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EFE45E: #000000.

Semi-transparent (opacity) text on #EFE45E

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #EFE45E 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 #EFE45E 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

← #EFE45D  ·  #EFE45F →

Frequently asked questions

What color is #EFE45E?

#EFE45E is Vivid Yellow, a yellow color (RGB 239, 228, 94). Its closest standard named color is Khaki.

What is the RGB and HSL of #EFE45E?

#EFE45E is RGB 239, 228, 94 — HSL 55°, 82%, 65% — CMYK 0%, 5%, 61%, 6%.

What colors go with #EFE45E?

Its complement is #5D69EF; analogous partners are #EF9A5D and #B2EF5D. It also appears in 6+ palettes in our collection.

Can I use #EFE45E for text?

Black text on #EFE45E has a contrast ratio of 15.93:1 (passes WCAG AA); white text gives 1.32:1.