Palettes / Colors / #ECE151

#ECE151 — Vivid Yellow

#ECE151 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 #ECE151 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.

#ECE151 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 #515BEC; it also sits naturally between #EC9451 and #A8EC51. 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 88% · Blue 32%

Cyan 0% · Magenta 5% · Yellow 66% · Key 7%

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

Previews

CSS code for #ECE151

.text { color: #ECE151; }
.background { background-color: #ECE151; }
.border { border: 3px solid #ECE151; }
.text-rgb { color: rgb(236, 225, 81); }
.text-hsl { color: hsl(56, 80%, 62%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #ECE151; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(236, 225, 81, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #ECE151; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(236, 225, 81, 0.8); }

HTML: <p style="color:#ECE151">Text here</p> · <div style="background-color:#ECE151">Div content here</div>

Shades of #ECE151

Tints of #ECE151

Tones of #ECE151

Color harmonies

Complementary — #515BEC:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #ECE151: #000000.

Semi-transparent (opacity) text on #ECE151

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 #ECE151 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 #ECE151 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

← #ECE150  ·  #ECE152 →

Frequently asked questions

What color is #ECE151?

#ECE151 is Vivid Yellow, a yellow color (RGB 236, 225, 81). Its closest standard named color is Khaki.

What is the RGB and HSL of #ECE151?

#ECE151 is RGB 236, 225, 81 — HSL 56°, 80%, 62% — CMYK 0%, 5%, 66%, 7%.

What colors go with #ECE151?

Its complement is #515BEC; analogous partners are #EC9451 and #A8EC51. It also appears in 6+ palettes in our collection.

Can I use #ECE151 for text?

Black text on #ECE151 has a contrast ratio of 15.46:1 (passes WCAG AA); white text gives 1.36:1.