Palettes / Colors / #EFFCA1

#EFFCA1 — Light Vivid Yellow

#EFFCA1 is a yellow color we call Light Vivid Yellow, closest to the named color PaleGoldenRod (#EEE8AA). It belongs to the yellow family.

Color name

Closest CSS keyword: palegoldenrod (#EEE8AA) — not an exact match. CSS palegoldenrod gives you #EEE8AA, a different color; use #EFFCA1 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.

#EFFCA1 is a warm yellow color associated with optimism, attention and cheer. It is light enough to work as a background or base color, with darker text on top.

Its strongest partner is its complement #AFA1FC; it also sits naturally between #FCDCA1 and #C1FCA1. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 94% · Green 99% · Blue 63%

Cyan 5% · Magenta 0% · Yellow 36% · Key 1%

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

Previews

CSS code for #EFFCA1

.text { color: #EFFCA1; }
.background { background-color: #EFFCA1; }
.border { border: 3px solid #EFFCA1; }
.text-rgb { color: rgb(239, 252, 161); }
.text-hsl { color: hsl(69, 94%, 81%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFFCA1; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 252, 161, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFFCA1; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 252, 161, 0.8); }

HTML: <p style="color:#EFFCA1">Text here</p> · <div style="background-color:#EFFCA1">Div content here</div>

Shades of #EFFCA1

Tints of #EFFCA1

Tones of #EFFCA1

Color harmonies

Complementary — #AFA1FC:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EFFCA1: #000000.

Semi-transparent (opacity) text on #EFFCA1

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 #EFFCA1 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 #EFFCA1 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

← #EFFCA0  ·  #EFFCA2 →

Frequently asked questions

What color is #EFFCA1?

#EFFCA1 is Light Vivid Yellow, a yellow color (RGB 239, 252, 161). Its closest standard named color is PaleGoldenRod.

What is the RGB and HSL of #EFFCA1?

#EFFCA1 is RGB 239, 252, 161 — HSL 69°, 94%, 81% — CMYK 5%, 0%, 36%, 1%.

What colors go with #EFFCA1?

Its complement is #AFA1FC; analogous partners are #FCDCA1 and #C1FCA1. It also appears in 6+ palettes in our collection.

Can I use #EFFCA1 for text?

Black text on #EFFCA1 has a contrast ratio of 19.11:1 (passes WCAG AA); white text gives 1.10:1.