# #e5e9ff

A color — cool, vivid, light, technical, modern, clean. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#e5e9ff`
- RGB: rgb(229, 233, 255)
- HSL: hsl(231, 100%, 95%)
- OKLCH: oklch(0.938 0.03 277.6)
- Relative luminance: 0.8216
- Nearest named color: lavender (#e6e6fa, Δ 0.842) — https://brandsweets.com/colors/lavender
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/e5e9ff

## Tints & shades

- Tints (toward white): #e5e9ff, #ebeeff, #ebeeff, #ebeeff, #f0f2ff, #f0f2ff, #f0f2ff, #f0f2ff, #f5f6ff, #f5f6ff
- Shades (toward black): #b8c2ff, #8a9bff, #5c74ff, #2e4dff, #0026ff, #001fcc, #00189e, #001170, #000a42, #000314

## Harmonies

- Complementary: #fffbe5
- Analogous: #e5f6ff, #eee5ff
- Triadic: #ffe5e9, #e9ffe5
- Split-complementary: #ffeee5, #f6ffe5
- Tetradic: #ffe5f6, #fffbe5, #e5ffee

## Colors that go with #e5e9ff

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #e5e9ff: softer than #000 and cool enough to feel like part of the same palette. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Harbour (https://brandsweets.com/palettes/cool#harbour), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Dark Orange** #ff8c00 [harmony, pool: split] — Dark Orange is a split-complement of #e5e9ff: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Burger King (https://brandsweets.com/colors/brands/bk-com). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #e5e9ff's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Astro (https://brandsweets.com/colors/brands/astro-build), Cursor (https://brandsweets.com/colors/brands/cursor-com). — https://brandsweets.com/colors/deepskyblue
- **Emerald Green** #50c878 [harmony, pool: triadic] — Emerald Green completes a triad with #e5e9ff — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Meadow (https://brandsweets.com/palettes/light#meadow), Playground (https://brandsweets.com/palettes/bold#playground), Chime (https://brandsweets.com/colors/brands/chime-com). — https://brandsweets.com/colors/emerald-green
- **Goldenrod** #daa520 [harmony, pool: complementary] — Goldenrod sits directly opposite #e5e9ff on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Fireside (https://brandsweets.com/palettes/dark#fireside), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/goldenrod
- **Yellow Green** #9acd32 [harmony, pool: split] — Yellow Green is a split-complement of #e5e9ff: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Acer (https://brandsweets.com/colors/brands/acer-com), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com), Steam (https://brandsweets.com/colors/brands/steampowered-com). — https://brandsweets.com/colors/yellowgreen
- **Amber** #ffbf00 [pool] — Amber is paired with #e5e9ff in 21 real palettes, including Blueprint and Trailhead, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Binance (https://brandsweets.com/colors/brands/binance-com), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Binance's brand system and Dropbox's brand system put Blue beside #e5e9ff, as the accent. Seen in: Binance (https://brandsweets.com/colors/brands/binance-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.2:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4763ff (4.67:1); AA: background → #696969 (4.56:1); AAA: text → #0f33ff (7.15:1); AAA: background → #4d4d4d (7.02:1)
- On black (#000000): 17.43:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- clean: https://brandsweets.com/fonts/mood/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/e5e9ff-9c9ec4-df834e-231f2d-e9eef1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#e5e9ff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.