# #e1e9ff

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

## Values

- Hex: `#e1e9ff`
- RGB: rgb(225, 233, 255)
- HSL: hsl(224, 100%, 94%)
- OKLCH: oklch(0.935 0.031 269.8)
- Relative luminance: 0.8151
- Nearest named color: lavender (#e6e6fa, Δ 0.978) — https://brandsweets.com/colors/lavender
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/e1e9ff

## Tints & shades

- Tints (toward white): #e0e9ff, #e5ecff, #e5ecff, #ebf0ff, #ebf0ff, #ebf0ff, #f0f4ff, #f0f4ff, #f5f8ff, #f5f8ff
- Shades (toward black): #b3c7ff, #85a5ff, #5784ff, #2962ff, #0043fa, #0036cc, #002a9e, #001e70, #001242, #000514

## Harmonies

- Complementary: #fff7e0
- Analogous: #e0f8ff, #e8e0ff
- Triadic: #ffe0e9, #e9ffe0
- Split-complementary: #ffe8e0, #f8ffe0
- Tetradic: #ffe0f8, #fff7e0, #e0ffe8

## Colors that go with #e1e9ff

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 #e1e9ff: 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 #e1e9ff: 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 #e1e9ff'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), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/deepskyblue
- **Emerald Green** #50c878 [harmony, pool: triadic] — Emerald Green completes a triad with #e1e9ff — 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 #e1e9ff 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
- **Plum** #dda0dd [harmony, pool: analogous] — Plum is #e1e9ff's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom), Mercury (https://brandsweets.com/colors/brands/mercury-com), Netlify (https://brandsweets.com/colors/brands/netlify-com), NYX Cosmetics (https://brandsweets.com/colors/brands/nyxcosmetics-com). — https://brandsweets.com/colors/plum
- **Yellow Green** #9acd32 [harmony, pool: split] — Yellow Green is a split-complement of #e1e9ff: 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 #e1e9ff 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

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

- On white (#ffffff): 1.21:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #3369ff (4.56:1); AA: background → #696969 (4.52:1); AAA: text → #0040f0 (7.02:1); AAA: background → #4a4a4a (7.3:1)
- On black (#000000): 17.3:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Blueprint** (technical, cool, modern, dark) — #38bdf8, #818cf8, #fbbf24, #0f172a, #e2e8f0 — Cyan and indigo on navy is the developer-tool look; amber is the only warm note, so it always reads as 'attention'. — tool: https://brandsweets.com/palettes/new/38bdf8-818cf8-fbbf24-0f172a-e2e8f0 — collection: https://brandsweets.com/palettes/technical

## 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/e1e9ff-9ca2c4-df724e-221f2d-e9eff1?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: "#e1e9ff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.