Palettes / Colors / #DEFF38

#DEFF38 — Vivid Green

#DEFF38 is a green color we call Vivid Green, closest to the named color GreenYellow (#ADFF2F). It belongs to the green family.

Color name

Closest CSS keyword: greenyellow (#ADFF2F) — not an exact match. CSS greenyellow gives you #ADFF2F, a different color; use #DEFF38 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.

#DEFF38 is a warm-leaning green color associated with growth, calm and balance. 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 #5938FF; it also sits naturally between #FFBD38 and #7AFF38. 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 87% · Green 100% · Blue 22%

Cyan 13% · Magenta 0% · Yellow 78% · Key 0%

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

Previews

CSS code for #DEFF38

.text { color: #DEFF38; }
.background { background-color: #DEFF38; }
.border { border: 3px solid #DEFF38; }
.text-rgb { color: rgb(222, 255, 56); }
.text-hsl { color: hsl(70, 100%, 61%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #DEFF38; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(222, 255, 56, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #DEFF38; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(222, 255, 56, 0.8); }

HTML: <p style="color:#DEFF38">Text here</p> · <div style="background-color:#DEFF38">Div content here</div>

Shades of #DEFF38

Tints of #DEFF38

Tones of #DEFF38

Color harmonies

Complementary — #5938FF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #DEFF38: #000000.

Semi-transparent (opacity) text on #DEFF38

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 #DEFF38 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 #DEFF38 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

← #DEFF37  ·  #DEFF39 →

Frequently asked questions

What color is #DEFF38?

#DEFF38 is Vivid Green, a green color (RGB 222, 255, 56). Its closest standard named color is GreenYellow.

What is the RGB and HSL of #DEFF38?

#DEFF38 is RGB 222, 255, 56 — HSL 70°, 100%, 61% — CMYK 13%, 0%, 78%, 0%.

What colors go with #DEFF38?

Its complement is #5938FF; analogous partners are #FFBD38 and #7AFF38. It also appears in 6+ palettes in our collection.

Can I use #DEFF38 for text?

Black text on #DEFF38 has a contrast ratio of 18.47:1 (passes WCAG AA); white text gives 1.14:1.