What Color Is #03BF01?

At 119° on the hue wheel, #03BF01 lands firmly in the green family. Its 99% saturation gives it a vivid, attention-grabbing quality, while 38% lightness positions it as a deep variant — well-suited for dark-mode surfaces and high-contrast elements.

Color Meaning of #03BF01

Colors in the green family are associated with growth, balance, and harmony. As a deep variant, #03BF01 amplifies those associations with depth and gravity, lending authority to any composition.

Where to Use HEX Code #03BF01

Hero sections and full-width banners where deep green tones anchor the page hierarchy
CTA buttons and interactive elements — the deep depth ensures visibility against light backgrounds
Navigation bars and sidebar accents that need to feel grounded and persistent
Data visualization charts where this green shade differentiates data series coherently
Icon fills and badge backgrounds that require consistent recognition across screen sizes
Email template accents where rendering fidelity across mail clients matters

Similar HEX Color Codes

#12CE00
A closely related green shade with subtle tonal variation
#00A61A
Similar hue with adjusted saturation for alternative design needs
#00E224
Complementary cyan tone for palette coordination
#309200
Nearby color value offering slightly different brightness
#00F600
Related green option for creating harmonious color schemes
#007E00
Adjacent shade useful for gradient transitions
#4EFF00
Comparable yellow alternative with distinct character

HEX Code #03BF01 in Design Systems

To implement #03BF01 effectively in a design system, define it as a CSS custom property: :root { --color-green-deep: #03BF01; }. This single definition propagates to every component referencing the token, and a palette update requires changing just one line.

Accessibility testing is essential. With a perceived brightness of 113/255, this shade requires white or light text for adequate WCAG contrast — aim for 4.5:1 minimum on body text. Use it as a background or accent rather than text on dark surfaces.

FAQ About HEX Color Code #03BF01

What color is #03BF01?
#03BF01 produces a deep green tone. The RGB breakdown (3, 191, 1) shows how the three light channels combine to create this specific green hue at 119° on the color wheel.
Is #03BF01 a dark or light color?
#03BF01 registers as a dark color at 113/255 perceived brightness. In practical terms, white (#FFFFFF) or very light text will provide the best readability.
What colors go well with #03BF01?
Complementary pairing (≈299° hue) creates energetic contrast with #03BF01. Split-complementary (±150°) adds variety with less tension. Monochromatic schemes — lighter and darker green shades — are the safest harmonious option.
Can I use #03BF01 for branding?
#03BF01 can serve as a primary or secondary brand color. Before committing, verify it renders well in both RGB (screens) and CMYK (print), test it against competitor palettes for differentiation, and confirm it meets WCAG contrast requirements in all planned applications.
How do I convert #03BF01 to other color formats?
Convert #03BF01 to RGB(3, 191, 1) by splitting the hex into three pairs and converting each from base-16 to base-10. HSL(119°, 99%, 38%) is derived from the RGB values using the standard algorithm. Visit our HEX to HSL converter for additional formats.