# #43adfe

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

## Values

- Hex: `#43adfe`
- RGB: rgb(67, 173, 254)
- HSL: hsl(206, 99%, 63%)
- OKLCH: oklch(0.723 0.152 245.5)
- Relative luminance: 0.3824
- Nearest named color: Cerulean (#55aaee, Δ 2.442) — https://brandsweets.com/colors/cerulean
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/43adfe

## Tints & shades

- Tints (toward white): #58b6fe, #67bdfe, #7bc5fe, #8accfe, #9fd5ff, #aedcff, #c2e4ff, #d1ebff, #e6f4ff, #f5fbff
- Shades (toward black): #25a0fe, #0693fe, #0182e4, #0171c6, #0162ad, #01518e, #014070, #002e51, #001d33, #000c14

## Harmonies

- Complementary: #fe9443
- Analogous: #43fef2, #4350fe
- Triadic: #fe43ad, #adfe43
- Split-complementary: #fe4350, #fef243
- Tetradic: #f243fe, #fe9443, #50fe43

## Colors that go with #43adfe

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 #43adfe: softer than #000 and cool enough to feel like part of the same palette. Seen in: Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Dark Orange** #ff8c00 [harmony, pool: complementary] — Dark Orange sits directly opposite #43adfe on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Elastic (https://brandsweets.com/colors/brands/elastic-co), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Amber** #ffbf00 [pool] — Amber is paired with #43adfe in 7 real palettes, including Salesforce's brand system and NBA's brand system, as the accent. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 6 real palettes, including Warp's brand system and Unity's brand system put Blue beside #43adfe, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Unity (https://brandsweets.com/colors/brands/unity-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #43adfe: 6 real palettes, including Venmo's brand system and Coca-Cola's brand system, as the accent. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Apple (https://brandsweets.com/colors/brands/apple-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/denim
- **Gold** #ffd700 [pool] — Gold shows up next to #43adfe in 4 real palettes, including Prime Video's brand system and Miro's brand system, as the lead colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Miro (https://brandsweets.com/colors/brands/miro-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/gold
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #43adfe in 4 real palettes, including Terminal and Unity's brand system, as the lead colour. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/mediumseagreen
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Kraken's brand system and Blue Mono put Midnight Blue beside #43adfe, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Confluent (https://brandsweets.com/colors/brands/confluent-io), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 2.43:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0176d0 (4.66:1); AA: background → #3b3b3b (4.61:1); AAA: text → #01599d (7.2:1); AAA: background → #1c1c1c (7.02:1)
- On black (#000000): 8.65:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Render** — secondary #33acff (Δ 0.947) — https://brandsweets.com/colors/brands/render-com
- **Remix** — primary #2dacf9 (Δ 1.451) — https://brandsweets.com/colors/brands/remix-run
- **Blizzard** — primary #38a8ff (Δ 1.632) — https://brandsweets.com/colors/brands/blizzard-com
- **Remix** — secondary #59b0ff (Δ 1.871) — https://brandsweets.com/colors/brands/remix-run

## 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/43adfe-9caec4-df4e56-1f212d-e9f1f1?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: "#43adfe" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.