# #6699ea

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

## Values

- Hex: `#6699ea`
- RGB: rgb(102, 153, 234)
- HSL: hsl(217, 76%, 66%)
- OKLCH: oklch(0.682 0.132 259.3)
- Relative luminance: 0.3155
- Nearest named color: cornflowerblue (#6495ed, Δ 1.291) — https://brandsweets.com/colors/cornflowerblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/6699ea

## Tints & shades

- Tints (toward white): #74a2ec, #81abee, #93b7f0, #a1c0f2, #aec9f4, #bcd2f6, #c9dbf8, #dbe7fa, #e9f0fc, #f6f9fe
- Shades (toward black): #4b87e7, #3175e3, #1d63d3, #1956b8, #15499d, #123d82, #0e3067, #0a2248, #06152d, #020812

## Harmonies

- Complementary: #eab866
- Analogous: #66dbea, #7666ea
- Triadic: #ea6699, #99ea66
- Split-complementary: #ea7666, #dbea66
- Tetradic: #ea66db, #eab866, #66ea76

## Colors that go with #6699ea

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 #6699ea: softer than #000 and cool enough to feel like part of the same palette. Seen in: Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #6699ea — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/mediumseagreen
- **Peru** #cd853f [harmony, pool: complementary] — Peru sits directly opposite #6699ea on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate). — https://brandsweets.com/colors/peru
- **Amber** #ffbf00 [pool] — Amber is paired with #6699ea in 8 real palettes, including Ahrefs's brand system and Blueprint, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), NBA (https://brandsweets.com/colors/brands/nba-com), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Qualcomm's brand system and Unity's brand system put Blue beside #6699ea, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Unity (https://brandsweets.com/colors/brands/unity-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #6699ea in 4 real palettes, including Ahrefs's brand system and Elastic's brand system, as the lead colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Learning App (https://brandsweets.com/palettes/playful#learning-app), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #6699ea: 5 real palettes, including Blueprint and Remix's brand system, as the lead colour. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Remix (https://brandsweets.com/colors/brands/remix-run), Figma (https://brandsweets.com/colors/brands/figma), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #6699ea: 7 real palettes, including Coca-Cola's brand system and Apple's brand system, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Apple (https://brandsweets.com/colors/brands/apple-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 2.87:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2c72e2 (4.55:1); AA: background → #303030 (4.59:1); AAA: text → #1854b4 (7.08:1); AAA: background → #050505 (7.09:1)
- On black (#000000): 7.31:1 — 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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/6699ea-9ca7c4-df624e-201f2d-e9f0f1?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: "#6699ea" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.