# #658dec

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

## Values

- Hex: `#658dec`
- RGB: rgb(101, 141, 236)
- HSL: hsl(222, 78%, 66%)
- OKLCH: oklch(0.658 0.149 265.3)
- Relative luminance: 0.2787
- Nearest named color: cornflowerblue (#6495ed, Δ 2.084) — https://brandsweets.com/colors/cornflowerblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/658dec

## Tints & shades

- Tints (toward white): #7297ee, #80a1ef, #92aff2, #a0b9f3, #adc3f5, #bbcdf7, #c9d7f8, #dbe4fb, #e8eefc, #f6f8fe
- Shades (toward black): #4979e9, #2e65e5, #1a52d5, #1748ba, #143d9f, #103384, #0d2868, #091c49, #06122d, #020712

## Harmonies

- Complementary: #ecc365
- Analogous: #65d1ec, #8065ec
- Triadic: #ec658d, #8dec65
- Split-complementary: #ec8065, #d1ec65
- Tetradic: #ec65d1, #ecc365, #65ec80

## Colors that go with #658dec

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 #658dec: softer than #000 and cool enough to feel like part of the same palette. Seen in: Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #658dec — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/mediumseagreen
- **Tomato** #ff6347 [harmony, pool: triadic] — Tomato completes a triad with #658dec — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Replit (https://brandsweets.com/colors/brands/replit), Substack (https://brandsweets.com/colors/brands/substack-com), Abstract (https://brandsweets.com/colors/brands/abstract-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com). — https://brandsweets.com/colors/tomato
- **Amber** #ffbf00 [pool] — Amber is paired with #658dec in 10 real palettes, including Blueprint and Google's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Google (https://brandsweets.com/colors/brands/google-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Qualcomm's brand system and Unity's brand system put Blue beside #658dec, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Unity (https://brandsweets.com/colors/brands/unity-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #658dec in 4 real palettes, including JBL's brand system and Marvel's brand system, as the supporting colour. Seen in: JBL (https://brandsweets.com/colors/brands/jbl-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/crimson
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #658dec in 4 real palettes, including Playground and Ahrefs's brand system, as the lead colour. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), 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). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #658dec: 8 real palettes, including Blueprint and Figma's brand system, as the lead colour. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Figma (https://brandsweets.com/colors/brands/figma), Telegram (https://brandsweets.com/colors/brands/telegram-org), Patreon (https://brandsweets.com/colors/brands/patreon-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 3.19:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #3c6fe7 (4.55:1); AA: background → #292929 (4.55:1); AAA: text → #194dc8 (7.15:1)
- On black (#000000): 6.57:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6e94ed (7.12:1)

## 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/658dec-9ca3c4-df6e4e-211f2d-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: "#658dec" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.