Palettes / Colors / #EFFA8A

#EFFA8A — Light Vivid Yellow

#EFFA8A is a yellow color we call Light 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 #EFFA8A 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.

#EFFA8A 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 #9589FA; it also sits naturally between #FACD89 and #B7FA89. 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 54%

Cyan 4% · Magenta 0% · Yellow 45% · Key 2%

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

Previews

CSS code for #EFFA8A

.text { color: #EFFA8A; }
.background { background-color: #EFFA8A; }
.border { border: 3px solid #EFFA8A; }
.text-rgb { color: rgb(239, 250, 138); }
.text-hsl { color: hsl(66, 92%, 76%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFFA8A; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 250, 138, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFFA8A; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 250, 138, 0.8); }

HTML: <p style="color:#EFFA8A">Text here</p> · <div style="background-color:#EFFA8A">Div content here</div>

Shades of #EFFA8A

Tints of #EFFA8A

Tones of #EFFA8A

Color harmonies

Complementary — #9589FA:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EFFA8A: #000000.

Semi-transparent (opacity) text on #EFFA8A

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 #EFFA8A 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 #EFFA8A 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

← #EFFA89  ·  #EFFA8B →

Frequently asked questions

What color is #EFFA8A?

#EFFA8A is Light Vivid Yellow, a yellow color (RGB 239, 250, 138). Its closest standard named color is Khaki.

What is the RGB and HSL of #EFFA8A?

#EFFA8A is RGB 239, 250, 138 — HSL 66°, 92%, 76% — CMYK 4%, 0%, 45%, 2%.

What colors go with #EFFA8A?

Its complement is #9589FA; analogous partners are #FACD89 and #B7FA89. It also appears in 6+ palettes in our collection.

Can I use #EFFA8A for text?

Black text on #EFFA8A has a contrast ratio of 18.71:1 (passes WCAG AA); white text gives 1.12:1.