# #8580cb

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

## Values

- Hex: `#8580cb`
- RGB: rgb(133, 128, 203)
- HSL: hsl(244, 42%, 65%)
- OKLCH: oklch(0.635 0.111 285.8)
- Relative luminance: 0.2474
- Nearest named color: Magic Carpet (#9488be, Δ 4.056) — https://brandsweets.com/colors/magic-carpet
- Moods: cool, modern
- Page: https://brandsweets.com/colors/8580cb

## Tints & shades

- Tints (toward white): #908bd0, #9e9ad6, #a8a4da, #b2afde, #c0bee4, #cbc9e9, #d5d4ed, #e0def2, #eeedf8, #f8f8fc
- Shades (toward black): #706bc2, #5c55b9, #4c46aa, #423d94, #39347f, #2d2965, #242150, #1a183a, #100f24, #06060e

## Harmonies

- Complementary: #c6cb80
- Analogous: #80a1cb, #ab80cb
- Triadic: #cb8580, #80cb85
- Split-complementary: #cbab80, #a1cb80
- Tetradic: #cb80a1, #c6cb80, #80cbab

## Colors that go with #8580cb

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 #8580cb: 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 #8580cb 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), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Qualcomm's brand system and Canva's brand system put Blue beside #8580cb, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Readymag (https://brandsweets.com/colors/brands/readymag-com). — https://brandsweets.com/colors/blue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #8580cb: 6 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 #8580cb: 11 real palettes, including Dusk and Gopro's brand system, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Gopro (https://brandsweets.com/colors/brands/gopro-com), American Express (https://brandsweets.com/colors/brands/americanexpress-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/denim
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #8580cb in 4 real palettes, including Spotify's brand system and Olympics's brand system, as the lead colour. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Olympics (https://brandsweets.com/colors/brands/olympics-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/mediumseagreen
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside #8580cb, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/midnightblue
- **Dark Goldenrod** #b8860b [harmony: complementary] — Dark Goldenrod sits directly opposite #8580cb on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/darkgoldenrod

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

- On white (#ffffff): 3.53:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #706bc2 (4.59:1); AA: background → #212121 (4.56:1); AAA: text → #514ab5 (7.01:1)
- On black (#000000): 5.95:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #938fd1 (7.09:1)

## 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/8580cb-a39cc4-dfa24e-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: "#8580cb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.