Palettes / Colors / #EFFE90

#EFFE90 — Light Vivid Yellow

#EFFE90 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 #EFFE90 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.

#EFFE90 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 #9F90FE; it also sits naturally between #FED690 and #B8FE90. 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 100% · Blue 56%

Cyan 6% · Magenta 0% · Yellow 43% · Key 0%

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

Previews

CSS code for #EFFE90

.text { color: #EFFE90; }
.background { background-color: #EFFE90; }
.border { border: 3px solid #EFFE90; }
.text-rgb { color: rgb(239, 254, 144); }
.text-hsl { color: hsl(68, 98%, 78%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFFE90; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 254, 144, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFFE90; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 254, 144, 0.8); }

HTML: <p style="color:#EFFE90">Text here</p> · <div style="background-color:#EFFE90">Div content here</div>

Shades of #EFFE90

Tints of #EFFE90

Tones of #EFFE90

Color harmonies

Complementary — #9F90FE:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #EFFE90: #000000.

Semi-transparent (opacity) text on #EFFE90

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 #EFFE90 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 #EFFE90 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

← #EFFE8F  ·  #EFFE91 →

Frequently asked questions

What color is #EFFE90?

#EFFE90 is Light Vivid Yellow, a yellow color (RGB 239, 254, 144). Its closest standard named color is Khaki.

What is the RGB and HSL of #EFFE90?

#EFFE90 is RGB 239, 254, 144 — HSL 68°, 98%, 78% — CMYK 6%, 0%, 43%, 0%.

What colors go with #EFFE90?

Its complement is #9F90FE; analogous partners are #FED690 and #B8FE90. It also appears in 6+ palettes in our collection.

Can I use #EFFE90 for text?

Black text on #EFFE90 has a contrast ratio of 19.25:1 (passes WCAG AA); white text gives 1.09:1.