# #817fc7

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

## Values

- Hex: `#817fc7`
- RGB: rgb(129, 127, 199)
- HSL: hsl(242, 39%, 64%)
- OKLCH: oklch(0.628 0.107 284.1)
- Relative luminance: 0.2397
- Nearest named color: Magic Carpet (#9488be, Δ 4.318) — https://brandsweets.com/colors/magic-carpet
- Moods: cool, modern
- Page: https://brandsweets.com/colors/817fc7

## Tints & shades

- Tints (toward white): #8c8acc, #9a98d2, #a5a3d7, #b2b1dd, #bdbce1, #c7c6e6, #d5d4ec, #e0dff1, #eeedf7, #f8f8fc
- Shades (toward black): #6d6abe, #5855b4, #4b48a3, #413e8e, #373579, #2d2c63, #24224e, #1a1939, #101023, #06060e

## Harmonies

- Complementary: #c5c77f
- Analogous: #7fa1c7, #a67fc7
- Triadic: #c7827f, #7fc782
- Split-complementary: #c7a67f, #a1c77f
- Tetradic: #c77fa1, #c5c77f, #7fc7a6

## Colors that go with #817fc7

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 #817fc7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #817fc7 in 7 real palettes, including Blueprint and Mastodon hosted on mastodon.social's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Google (https://brandsweets.com/colors/brands/google-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Qualcomm's brand system and Readymag's brand system put Blue beside #817fc7, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #817fc7: 5 real palettes, including Hershey's's brand system and Blue Mono, as the supporting colour. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [harmony, pool: split] — Copper is a split-complement of #817fc7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Notion (https://brandsweets.com/colors/brands/notion), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #817fc7 in 4 real palettes, including Marvel's brand system and Retro Pop, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #817fc7: 7 real palettes, including Blueprint and Telegram's brand system, as the lead colour. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Telegram (https://brandsweets.com/colors/brands/telegram-org), Astro (https://brandsweets.com/colors/brands/astro-build), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #817fc7: 14 real palettes, including Dusk and American Express's brand system, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), American Express (https://brandsweets.com/colors/brands/americanexpress-com), Campus (https://brandsweets.com/palettes/friendly#campus), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3.62:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #6d6abe (4.71:1); AA: background → #1f1f1f (4.55:1); AAA: text → #4f4cae (7.05:1)
- On black (#000000): 5.79:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9391cf (7.19:1)

## Fonts for this mood

- 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/817fc7-a29cc4-df9e4e-261f2d-e9edf1?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: "#817fc7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.