Design a light-mode web interface screen: aerodynamic executive analytics framed by deep space obsidian and luminous cobalt energy.
LAYOUT
The workspace utilizes a fixed left sidebar (approx 240px) pinned against a fluid multi-column analytical canvas. The main area starts with an airy page header containing greeting, action search, notifications, and primary CTA. Below, content organizes into three hierarchical horizontal tiers: a four-column KPI metrics row, a 2:1 split between the main spline performance chart and the inverted creation card, and a bottom triad containing bar analytics, campaign spotlight, and the recent activity list.
PALETTE (use these exact hex values)
- #0e1322 — Obsidian Surface: structural sidebar background providing high-contrast frame on the left edge
- #f8fafc — Canvas Ice: dominant light background behind all main dashboard cards and work surfaces
- #ffffff — Pure White: interior card backgrounds, search input fill, and high-emphasis data blocks
- #2b66ff — Electric Cobalt: primary cta buttons, active sidebar tab fill, chart trendlines, and primary accents
- #111625 — Deep Space Navy: background fill for the high-priority 'create something' promotional action card
- #0f172a — Slate Text Primary: card titles, primary metrics, high-emphasis headings, and key numeric outputs
- #64748b — Muted Slate Text: subtext, metric labels, timestamp references, and neutral iconography
- #10b981 — Emerald Growth: positive trend deltas, open rate line indicators, and sent status tags
- #f43f5e — Rose Pulse: notification counter badge, negative bounces delta, and delivery sparklines
- #8b5cf6 — Violet Signal: click rate sparklines and automation workflow icon category markers
TYPOGRAPHY
Typeface Plus Jakarta Sans (or Inter, General Sans, Public Sans), weights 400/500/600/700. Sizes 11px caption, 12px body-sm, 13px body, 14px body-lg, 16px subheading, 20px heading, 24px heading-lg, 28px display. Tracking -0.02em for headings, 0 for body. Plus Jakarta Sans delivers an ultra-clean, tech-forward, executive tone that conveys mathematical rigor without feeling clinical. Its wide apertures, clean terminals, and balanced x-height optimize data readability across dense comparative figures. If substituting, Inter or General Sans maintain identical geometric clarity and structural tabular rhythm.
GEOMETRY & SPACING
Corner radii — cards 20px, links 6px, inputs 10px, buttons 10px. Spacing on a 4px unit, 20px gaps, 32px between sections, 1440px container, comfortable density.
DEPTH
Depth is handled predominantly through crisp surface-level containment rather than heavy volumetric shadowing. White cards sit above the pale slate canvas with an extremely diffuse, low-opacity ambient blur (0 1px 3px rgba(15, 23, 42, 0.03), 0 8px 24px rgba(15, 23, 42, 0.04)). The only true elevated plane is the inverted action card, which borrows depth from an interior dark gradient and neon vector luminescence.
IMAGERY
Iconography consists of clean, 1.5px stroke rounded vector line glyphs housed within pastel tint circles (soft blue, pink, mint, lavender). The only complex illustrative element is the isometric 3D glowing envelope on the inverted creation card, which employs neon blue and magenta vector gradients. Photorealistic images or flat cartoon clip art are strictly absent.
SIGNATURE DETAIL — the thing that makes this design itself
The asymmetric visual anchor of a single inverted dark obsidian card (#111625) featuring an isometric glowing mail graphic set against a sea of bright white analytics cards. It immediately disrupts the uniform light dashboard grid, drawing the eye toward high-value creative actions. Misusing this signature by converting multiple cards into dark mode destroys the intended visual weight.
MUST
- Keep card corners consistently smooth using a generous 20px radius on all standard grid widgets.
- Use deep obsidian (#0e1322) exclusively for the left navigation rail and the dedicated action card.
- Apply hairline borders (#f1f5f9) to white cards to preserve card bounds against the slate canvas (#f8fafc).
- Pair each primary metric display with its respective color-coded smooth bottom sparkline.
AVOID
- Do not introduce sharp rectangular borders; cards and inputs must never drop below 10px radius.
- Avoid muddy, dark drop shadows; shadows must remain low-opacity ambient slate blurs.
- Do not use saturated primary colors across full card backgrounds; keep them restricted to accents and buttons.
- Never mix serif or quirky display typefaces into this clean geometric analytics layout.
OUTPUT
Render as a clean, pixel-crisp UI design at roughly 3520:2336. Flat vector rendering, real legible text, no browser chrome, no device mockup frame, no watermark, no lorem ipsum placeholder blocks. 在 DraPub 中尝试