Palettes / Colors / #EFCB27

#EFCB27 — Vivid Yellow

#EFCB27 is a yellow color we call Vivid Yellow, closest to the named color Gold (#FFD700). It belongs to the yellow family.

Color name

Closest CSS keyword: gold (#FFD700) — not an exact match. CSS gold gives you #FFD700, a different color; use #EFCB27 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.

#EFCB27 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 #2A4EEF; it also sits naturally between #EF682A and #B0EF2A. 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 80% · Blue 15%

Cyan 0% · Magenta 15% · Yellow 84% · Key 6%

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

Previews

CSS code for #EFCB27

.text { color: #EFCB27; }
.background { background-color: #EFCB27; }
.border { border: 3px solid #EFCB27; }
.text-rgb { color: rgb(239, 203, 39); }
.text-hsl { color: hsl(49, 86%, 55%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFCB27; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 203, 39, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFCB27; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 203, 39, 0.8); }

HTML: <p style="color:#EFCB27">Text here</p> · <div style="background-color:#EFCB27">Div content here</div>

Shades of #EFCB27

Tints of #EFCB27

Tones of #EFCB27

Color harmonies

Complementary — #2A4EEF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EFCB27: #000000.

Semi-transparent (opacity) text on #EFCB27

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 #EFCB27 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 #EFCB27 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

← #EFCB26  ·  #EFCB28 →

Frequently asked questions

What color is #EFCB27?

#EFCB27 is Vivid Yellow, a yellow color (RGB 239, 203, 39). Its closest standard named color is Gold.

What is the RGB and HSL of #EFCB27?

#EFCB27 is RGB 239, 203, 39 — HSL 49°, 86%, 55% — CMYK 0%, 15%, 84%, 6%.

What colors go with #EFCB27?

Its complement is #2A4EEF; analogous partners are #EF682A and #B0EF2A. It also appears in 6+ palettes in our collection.

Can I use #EFCB27 for text?

Black text on #EFCB27 has a contrast ratio of 13.24:1 (passes WCAG AA); white text gives 1.59:1.