# #8599b2

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

## Values

- Hex: `#8599b2`
- RGB: rgb(133, 153, 178)
- HSL: hsl(213, 23%, 61%)
- OKLCH: oklch(0.676 0.044 254.1)
- Relative luminance: 0.3098
- Nearest named color: Blank Stare (#8b9cac, Δ 1.635) — https://brandsweets.com/colors/blank-stare
- Moods: cool, muted
- Page: https://brandsweets.com/colors/8599b2

## Tints & shades

- Tints (toward white): #91a4ba, #9bacc0, #a7b6c8, #b4c0d0, #c0cbd8, #cad3de, #d6dde5, #e3e8ed, #eceff3, #f9fafb
- Shades (toward black): #728aa7, #627d9d, #566e8a, #4b5f77, #415268, #354355, #293442, #1d252f, #14191f, #080a0d

## Harmonies

- Complementary: #b29e85
- Analogous: #85b0b2, #8785b2
- Triadic: #b28599, #99b285
- Split-complementary: #b28785, #b0b285
- Tetradic: #b285b0, #b29e85, #85b287

## Colors that go with #8599b2

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 #8599b2: 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), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Peru** #cd853f [harmony, pool: complementary] — Peru sits directly opposite #8599b2 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 #8599b2 in 4 real palettes, including Beach Hut and Ahrefs's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Estate and Rain Garden put Blush Pink beside #8599b2, as the accent. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #8599b2 in 4 real palettes, including Kiln and Polaroid, as the accent. Seen in: Kiln (https://brandsweets.com/palettes/dark#kiln), Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood
- **Copper** #b87333 [pool] — Designers have shipped Copper with #8599b2: 5 real palettes, including Dusk and Riverbed, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Atelier (https://brandsweets.com/palettes/elegant#atelier), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #8599b2: 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), Telegram (https://brandsweets.com/colors/brands/telegram-org), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #8599b2: 4 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

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

- On white (#ffffff): 2.92:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5e7897 (4.56:1); AA: background → #303030 (4.52:1); AAA: text → #475a71 (7.07:1); AAA: background → #030303 (7.07:1)
- On black (#000000): 7.2:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Estate** (luxury, dark, elegant) — #b08d57, #8a97a5, #c9c9c9, #101418, #eef1f4 — Bronze on charcoal signals premium listings; the silver accent handles secondary detail without adding color. — tool: https://brandsweets.com/palettes/new/b08d57-8a97a5-c9c9c9-101418-eef1f4 — collection: https://brandsweets.com/palettes/luxury
- **Dusk** (cool, muted, elegant) — #4b5d8a, #8b97b3, #c07a4e, #eef0f4, #1f2430 — Slate blue with a copper accent — calm, professional, slightly editorial; suits consultancies and journals. — tool: https://brandsweets.com/palettes/new/4b5d8a-8b97b3-c07a4e-eef0f4-1f2430 — collection: https://brandsweets.com/palettes/cool

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/8599b2-9ca9c4-df584e-1f202d-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: "#8599b2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.