Palettes / Colors / #EFF92E

#EFF92E — Vivid Yellow

#EFF92E is a yellow color we call Vivid Yellow, closest to the named color Yellow (#FFFF00). It belongs to the yellow family.

Color name

Closest CSS keyword: yellow (#FFFF00) — not an exact match. CSS yellow gives you #FFFF00, a different color; use #EFF92E 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.

#EFF92E 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 #392FF9; it also sits naturally between #F99E2F and #8AF92F. 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 98% · Blue 18%

Cyan 4% · Magenta 0% · Yellow 82% · Key 2%

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

Previews

CSS code for #EFF92E

.text { color: #EFF92E; }
.background { background-color: #EFF92E; }
.border { border: 3px solid #EFF92E; }
.text-rgb { color: rgb(239, 249, 46); }
.text-hsl { color: hsl(63, 94%, 58%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFF92E; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 249, 46, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFF92E; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 249, 46, 0.8); }

HTML: <p style="color:#EFF92E">Text here</p> · <div style="background-color:#EFF92E">Div content here</div>

Shades of #EFF92E

Tints of #EFF92E

Tones of #EFF92E

Color harmonies

Complementary — #392FF9:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EFF92E: #000000.

Semi-transparent (opacity) text on #EFF92E

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 #EFF92E 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 #EFF92E 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

← #EFF92D  ·  #EFF92F →

Frequently asked questions

What color is #EFF92E?

#EFF92E is Vivid Yellow, a yellow color (RGB 239, 249, 46). Its closest standard named color is Yellow.

What is the RGB and HSL of #EFF92E?

#EFF92E is RGB 239, 249, 46 — HSL 63°, 94%, 58% — CMYK 4%, 0%, 82%, 2%.

What colors go with #EFF92E?

Its complement is #392FF9; analogous partners are #F99E2F and #8AF92F. It also appears in 6+ palettes in our collection.

Can I use #EFF92E for text?

Black text on #EFF92E has a contrast ratio of 18.26:1 (passes WCAG AA); white text gives 1.15:1.