# #8599c7

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

## Values

- Hex: `#8599c7`
- RGB: rgb(133, 153, 199)
- HSL: hsl(222, 37%, 65%)
- OKLCH: oklch(0.684 0.072 266.3)
- Relative luminance: 0.3189
- Nearest named color: Easter Egg (#8e97c7, Δ 1.253) — https://brandsweets.com/colors/easter-egg
- Moods: cool, modern
- Page: https://brandsweets.com/colors/8599c7

## Tints & shades

- Tints (toward white): #8fa1cc, #9dadd2, #a8b6d7, #b2bfdc, #c0cae2, #cbd3e7, #d5dcec, #e0e5f1, #eef0f7, #f8f9fc
- Shades (toward black): #7087bd, #5b75b3, #4c66a4, #42598f, #384c7a, #2d3d62, #23304d, #1a2338, #101623, #06090e

## Harmonies

- Complementary: #c7b385
- Analogous: #85bac7, #9285c7
- Triadic: #c78599, #99c785
- Split-complementary: #c79285, #bac785
- Tetradic: #c785ba, #c7b385, #85c792

## Colors that go with #8599c7

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 #8599c7: softer than #000 and cool enough to feel like part of the same palette. Seen in: 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), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com). — https://brandsweets.com/colors/charcoal
- **Peru** #cd853f [harmony, pool: complementary] — Peru sits directly opposite #8599c7 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), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/peru
- **Amber** #ffbf00 [pool] — Amber is paired with #8599c7 in 6 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #8599c7: 5 real palettes, including Snowflake AI Data Cloud's brand system and Calm's brand system, as the supporting colour. Seen in: Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Calm (https://brandsweets.com/colors/brands/calm-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #8599c7: 6 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/denim
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #8599c7 in 4 real palettes, including Ledger Dark and Obsidian's brand system, as the accent. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Scale AI (https://brandsweets.com/colors/brands/scale-com), Supabase (https://brandsweets.com/colors/brands/supabase). — https://brandsweets.com/colors/emerald-green
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Open House and First Snow put Midnight Blue beside #8599c7, as the text colour against it. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), Plaid (https://brandsweets.com/colors/brands/plaid-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/midnightblue
- **Periwinkle** #ccccff [pool] — Periwinkle shows up next to #8599c7 in 4 real palettes, including Blue Mono and Calendly's brand system, as the accent. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Calendly (https://brandsweets.com/colors/brands/calendly-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk). — https://brandsweets.com/colors/periwinkle

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

- On white (#ffffff): 2.85:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5b75b3 (4.53:1); AA: background → #303030 (4.64:1); AAA: text → #40578c (7.09:1); AAA: background → #080808 (7.04:1)
- On black (#000000): 7.38:1 — AA pass, AA-large pass, AAA pass

## 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/8599c7-9ca3c4-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: "#8599c7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.