# #2197ab

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

## Values

- Hex: `#2197ab`
- RGB: rgb(33, 151, 171)
- HSL: hsl(189, 68%, 40%)
- OKLCH: oklch(0.624 0.101 212.3)
- Relative luminance: 0.254
- Nearest named color: Blue Moon (#3992a8, Δ 1.649) — https://brandsweets.com/colors/blue-moon
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/2197ab

## Tints & shades

- Tints (toward white): #26adc5, #31bfd8, #47c6dc, #60cee1, #7ad6e6, #94deeb, #aee6ef, #c3ecf4, #ddf4f8, #f6fcfd
- Shades (toward black): #1d879a, #1b7c8d, #186d7c, #15626f, #12535e, #0f444d, #0c3840, #09292f, #071e22, #030f11

## Harmonies

- Complementary: #ab3521
- Analogous: #21ab7b, #2151ab
- Triadic: #ab2197, #97ab21
- Split-complementary: #ab2151, #ab7b21
- Tetradic: #7b21ab, #ab3521, #51ab21

## Colors that go with #2197ab

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 #2197ab: softer than #000 and cool enough to feel like part of the same palette. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Lido (https://brandsweets.com/palettes/vivid#lido), Coastal (https://brandsweets.com/palettes/cool#coastal), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: split] — Copper is a split-complement of #2197ab: 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Orange Red** #ff4500 [harmony, pool: complementary] — Orange Red sits directly opposite #2197ab on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), Substack (https://brandsweets.com/colors/brands/substack-com), Cursor (https://brandsweets.com/colors/brands/cursor-com). — https://brandsweets.com/colors/orangered
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #2197ab: 4 real palettes, including Hershey's's brand system and Glacier, as the supporting colour. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), General Mills (https://brandsweets.com/colors/brands/generalmills-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #2197ab in 5 real palettes, including Diner and Redfin's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Redfin (https://brandsweets.com/colors/brands/redfin-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #2197ab: 4 real palettes, including Telegram's brand system and Snowflake AI Data Cloud's brand system, as the lead colour. Seen in: Telegram (https://brandsweets.com/colors/brands/telegram-org), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Astro (https://brandsweets.com/colors/brands/astro-build), Patreon (https://brandsweets.com/colors/brands/patreon-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #2197ab: 11 real palettes, including Peacock and Gopro's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Gopro (https://brandsweets.com/colors/brands/gopro-com), Discover (https://brandsweets.com/colors/brands/discover-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #2197ab in 4 real palettes, including Ledger Dark and Noir Beauty, as the lead colour. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/goldenrod

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

- On white (#ffffff): 3.45:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1c8092 (4.61:1); AA: background → #212121 (4.66:1); AAA: text → #145e6b (7.39:1)
- On black (#000000): 6.08:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #24a6bc (7.26:1)

## 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/2197ab-a2b7be-df4e7e-1f252d-e9f1ee?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: "#2197ab" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.