Palettes / Colors / #EEFF05

#EEFF05 — Vivid Yellow

#EEFF05 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 #EEFF05 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.

#EEFF05 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 #1605FF; it also sits naturally between #FF9305 and #71FF05. 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 93% · Green 100% · Blue 2%

Cyan 7% · Magenta 0% · Yellow 98% · Key 0%

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

Previews

CSS code for #EEFF05

.text { color: #EEFF05; }
.background { background-color: #EEFF05; }
.border { border: 3px solid #EEFF05; }
.text-rgb { color: rgb(238, 255, 5); }
.text-hsl { color: hsl(64, 100%, 51%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EEFF05; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(238, 255, 5, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EEFF05; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(238, 255, 5, 0.8); }

HTML: <p style="color:#EEFF05">Text here</p> · <div style="background-color:#EEFF05">Div content here</div>

Shades of #EEFF05

Tints of #EEFF05

Tones of #EEFF05

Color harmonies

Complementary — #1605FF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EEFF05: #000000.

Semi-transparent (opacity) text on #EEFF05

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 #EEFF05 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 #EEFF05 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

← #EEFF04  ·  #EEFF06 →

Frequently asked questions

What color is #EEFF05?

#EEFF05 is Vivid Yellow, a yellow color (RGB 238, 255, 5). Its closest standard named color is Yellow.

What is the RGB and HSL of #EEFF05?

#EEFF05 is RGB 238, 255, 5 — HSL 64°, 100%, 51% — CMYK 7%, 0%, 98%, 0%.

What colors go with #EEFF05?

Its complement is #1605FF; analogous partners are #FF9305 and #71FF05. It also appears in 6+ palettes in our collection.

Can I use #EEFF05 for text?

Black text on #EEFF05 has a contrast ratio of 18.94:1 (passes WCAG AA); white text gives 1.11:1.