# #4b9fbe

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

## Values

- Hex: `#4b9fbe`
- RGB: rgb(75, 159, 190)
- HSL: hsl(196, 47%, 52%)
- OKLCH: oklch(0.663 0.093 225.1)
- Relative luminance: 0.3001
- Nearest named color: Canadian Tuxedo (#579aca, Δ 2.819) — https://brandsweets.com/colors/canadian-tuxedo
- Moods: cool, modern
- Page: https://brandsweets.com/colors/4b9fbe

## Tints & shades

- Tints (toward white): #5ea9c5, #6db1ca, #80bbd1, #8fc3d6, #a1cddd, #b4d7e4, #c3dfe9, #d6e9f0, #e5f1f6, #f8fbfc
- Shades (toward black): #4092b0, #39839d, #33768e, #2d677c, #265769, #1f4856, #183843, #132c34, #0c1c22, #050c0f

## Harmonies

- Complementary: #be6a4b
- Analogous: #4bbea3, #4b66be
- Triadic: #be4b9f, #9fbe4b
- Split-complementary: #be4b66, #bea34b
- Tetradic: #a34bbe, #be6a4b, #66be4b

## Colors that go with #4b9fbe

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 #4b9fbe: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Terracotta** #e2725b [harmony, pool: complementary] — Terracotta sits directly opposite #4b9fbe on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/terracotta
- **Amber** #ffbf00 [pool] — Amber is paired with #4b9fbe in 6 real palettes, including Beach Hut and Salesforce's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Canva's brand system and Qualcomm's brand system put Blue beside #4b9fbe, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Unity (https://brandsweets.com/colors/brands/unity-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #4b9fbe: 4 real palettes, including Dusk and Atelier, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier), Notion (https://brandsweets.com/colors/brands/notion), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #4b9fbe in 4 real palettes, including Diner and Riot Games's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Redfin (https://brandsweets.com/colors/brands/redfin-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #4b9fbe: 4 real palettes, including Snowflake AI Data Cloud's brand system and Telegram's brand system, as the supporting colour. Seen in: Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Telegram (https://brandsweets.com/colors/brands/telegram-org), Remix (https://brandsweets.com/colors/brands/remix-run), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #4b9fbe: 7 real palettes, including Gopro's brand system and Dusk, as the lead colour. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #377f9a (4.5:1); AA: background → #2e2e2e (4.53:1); AAA: text → #295d70 (7.26:1); AAA: background → #000000 (7:1)
- On black (#000000): 7:1 — 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/4b9fbe-9cb5c4-df4e6e-1f232d-e9f1ef?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: "#4b9fbe" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.