Electric Blue Color Palette
Electric Blue is hex #7DF9FF, rgb(125, 249, 255). Electric blue is a very bright cyan-blue, named after the glow of electric sparks. It is loud and futuristic and reads best on dark backgrounds.
By Mohamed Farhan · Updated Oct 19, 2026
Electric Blue color codes
Reading the electric blue color codes
The hex code #7DF9FF is three pairs of base-16 numbers for red, green and blue. 7D is 125, F9 is 249 and FF is 255, each on a scale from 0 to 255. That is why the same color is written rgb(125, 249, 255) in CSS. The blue channel is the strongest here, which is what gives electric blue its cyan character.
HSL describes the same color the way people think about it. A hue of 183 degrees places electric blue in the cyan part of the color wheel. Saturation of 100% makes it vivid, and lightness of 75% makes it a light color. HSL is the easiest format to adjust by hand: keep the hue, then raise or lower lightness to create tints and shades that stay in the same family.
For print, the approximate CMYK mix is 51% cyan, 2% magenta, 0% yellow and 0% black. Screen and print colors never match perfectly, because monitors emit light while ink absorbs it, so always proof a printed sample before committing to electric blue for packaging or stationery. See MDN's guide to CSS color values for every format browsers accept.
Electric Blue shades and tints
A full 50 to 950 scale built around #7DF9FF, so you can use electric blue for backgrounds, borders, buttons and text without leaving the family. Click any shade to copy it.
// tailwind.config.js
theme: {
extend: {
colors: {
"electric-blue": {
50: "#DBFDFF",
100: "#BBFCFF",
200: "#9CFAFF",
300: "#7DF9FF",
400: "#6FE0E5",
500: "#60C6CB",
600: "#52ADB2",
700: "#449498",
800: "#357A7E",
900: "#276164",
950: "#18484B",
},
},
},
}:root {
--electric-blue-50: #DBFDFF;
--electric-blue-100: #BBFCFF;
--electric-blue-200: #9CFAFF;
--electric-blue-300: #7DF9FF;
--electric-blue-400: #6FE0E5;
--electric-blue-500: #60C6CB;
--electric-blue-600: #52ADB2;
--electric-blue-700: #449498;
--electric-blue-800: #357A7E;
--electric-blue-900: #276164;
--electric-blue-950: #18484B;
}A shade-by-shade guide to electric blue
The 50 to 950 scale above follows the same structure as Tailwind's built-in palettes, so each step has a natural job. The lightest steps, 50 (#DBFDFF) and 100 (#BBFCFF), are page and card backgrounds: they carry the electric blue mood without competing with content. Steps 200 (#9CFAFF) and 300 (#7DF9FF) suit borders, dividers, hover states and selected rows.
The middle of the scale, 400 to 600, is where electric blue is most recognizable, so use it for brand moments, illustrations and primary buttons. White text reaches the 4.5:1 body-text contrast minimum from step 800 upward, so use step 800 or darker when a button label needs to be white. Near-black text stays readable on steps 50 to 700.
The darkest steps, 800 (#357A7E) through 950 (#18484B), make headings, body text and dark-mode surfaces that stay clearly related to electric blue. Using step 900 or 950 for text instead of pure black is one of the simplest ways to make an interface feel designed rather than default.
Colors that go with electric blue
How the electric blue color combinations work
Complementary. Directly across the color wheel from electric blue is #FF837D, which sits closest to salmon among common named colors. Complementary pairs create the strongest contrast of hue, so use the second color sparingly, for a single call to action or highlight, rather than in equal amounts.
Analogous. #7DFFC4 and #7DB8FF sit 30 degrees either side of electric blue. Analogous palettes feel calm and cohesive because the colors share undertones; they are ideal for illustrations, gradients and backgrounds where you want harmony more than contrast.
Triadic and split complementary. The triadic set (#FF7DF9 and #F9FF7D) is evenly spaced around the wheel and feels playful; the second color is closest to mauve. The split complementary set (#FF7DB8 and #FFC47D) keeps much of the complementary contrast but is easier to balance, which makes it a good choice for data visualization and multi-category tags.
Monochromatic. The monochromatic set runs from #D6FDFF to #00E2ED. A single-hue palette is the safest way to build a calm, premium interface: rely on lightness for hierarchy, then add one neutral and one accent if you need emphasis.
Electric Blue compared with similar colors
baby blue (#89CFF0) is about as light and more muted, and leans further around the wheel toward cyan. Choose baby blue if you need more weight and contrast; choose electric blue if you want its specific balance of brightness and color.
sky blue (#87CEEB) is about as light and more muted, and leans further around the wheel toward cyan. Choose sky blue if you need more weight and contrast; choose electric blue if you want its specific balance of brightness and color.
powder blue (#B0E0E6) is lighter (80% vs 75% lightness) and more muted, and shares almost the same hue. Choose powder blue if you want a softer, airier version; choose electric blue if you want its specific balance of brightness and color.
Electric Blue in a real interface
Swatches only tell half the story. Here electric blue carries the primary action, with tints from its own scale for the surface and panels.
Weekly summary
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Using electric blue in UI: buttons, text, backgrounds and dark mode
- Buttons. White labels on electric blue only reach 1.25:1, so use dark text (16.87:1 with black) or a deeper shade for the button.
- Text. Avoid electric blue for body text on white; use step 800 or darker for links and headings that need to read as electric blue.
- Backgrounds. Use steps 50 and 100 for large areas and keep the base color for smaller surfaces. Big blocks of a vivid light color draw attention, so give them a reason, like a hero section or pricing highlight.
- Dark mode. Steps 900 and 950 make a dark surface tinted with electric blue. On dark backgrounds the base color often needs a lighter step (300 or 400) to keep enough contrast for icons and borders, as required by WCAG non-text contrast.
- States. Shift one step darker for hover and two steps darker for pressed. Keep focus rings in a contrasting color so keyboard users can always see them.
Contrast and accessibility
AA needs 4.5:1 for body text and 3:1 for large text. AAA needs 7:1.
Color contrast is measured as a ratio from 1:1 (no contrast) to 21:1 (black on white). Electric Blue scores 1.25:1 against white (Fail) and 16.87:1 against black (AAA). The WCAG 2.1 contrast guideline asks for at least 4.5:1 for normal text and 3:1 for large text, which is why the shade guide above recommends specific steps for text and labels.
Contrast is only half of accessibility. Around 1 in 12 men and 1 in 200 women have some form of color vision deficiency, so never use electric blue alone to signal meaning such as success, error or selection. Pair it with an icon, a label or a change in weight.
What electric blue means
Teal and cyan sit between blue's trust and green's freshness. They read as clear, clinical, modern and a little optimistic.
Electric blue is named after the blue-white glow of electric sparks and lightning. It is associated with technology, gaming and futuristic design.
Teal makes a strong primary for health, fintech and productivity tools. Check contrast carefully: mid teals often fail with white text at small sizes.
Where electric blue works best
- Gaming and esports
- Tech launches
- Nightlife
- Dark mode accents
How to style electric blue
Electric blue is strongest on near-black or navy. It needs dark text. Use it as an accent for highlights, focus states and data in dark interfaces.
Build a UI with electric blue
Inspo AI generates a full React + Tailwind screen using #7DF9FF as the brand color, grounded in real shipped designs.
Sources and further reading
- Wikipedia: Electric Blue · History and definition of electric blue.
- WCAG 2.1: Contrast (Minimum) · The W3C rule behind the 4.5:1 and 3:1 thresholds used on this page.
- WCAG 2.1: Use of Color · Why color should never be the only way information is shown.
- MDN: CSS color values · Reference for hex, rgb() and hsl() syntax.
- Tailwind CSS: Customizing colors · How to add a custom color scale to your theme.
Similar colors
Questions people ask
What is the hex code for electric blue?
The hex code for electric blue used on this page is #7DF9FF. In RGB that is rgb(125, 249, 255), and in HSL it is hsl(183, 100%, 75%).
What colors go well with electric blue?
Electric Blue pairs well with #0A0F1F, #16213E, #E9F1FA (the Arc Light palette above). Its complementary color is #FF837D, and analogous colors are #7DFFC4 and #7DB8FF.
Is electric blue a warm or cool color?
Electric Blue is a cool color. Its hue sits at 183 degrees on the color wheel with 100% saturation.
Can I use electric blue for text?
Electric Blue has a contrast ratio of 1.25:1 against white and 16.87:1 against black. Body text needs at least 4.5:1, so it works as a background behind dark text, but not as text on white.
What does electric blue mean?
Teal and cyan sit between blue's trust and green's freshness. They read as clear, clinical, modern and a little optimistic. Electric Blue in particular is used for gaming and esports and tech launches.
How do I use electric blue in Tailwind CSS?
Use an arbitrary value like bg-[#7DF9FF] for a one-off, or add the 50-950 scale from this page to theme.extend.colors in tailwind.config.js and use classes like bg-electric-blue-500 and text-electric-blue-900.
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