# #436f98

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

## Values

- Hex: `#436f98`
- RGB: rgb(67, 111, 152)
- HSL: hsl(209, 39%, 43%)
- OKLCH: oklch(0.528 0.081 248)
- Relative luminance: 0.1483
- Nearest named color: Harbour Blue (#417491, Δ 2.114) — https://brandsweets.com/colors/harbour-blue
- Moods: cool, modern
- Page: https://brandsweets.com/colors/436f98

## Tints & shades

- Tints (toward white): #4c7fae, #5c8bb7, #719ac1, #83a7c9, #98b6d2, #aac3da, #bfd2e3, #d1deeb, #e6edf4, #f8fafc
- Shades (toward black): #3d658a, #365a7c, #30506e, #2a4660, #253e55, #1f3447, #192939, #131f2b, #0c151c, #060a0e

## Harmonies

- Complementary: #986c43
- Analogous: #439897, #434498
- Triadic: #98436f, #6f9843
- Split-complementary: #984344, #989743
- Tetradic: #974398, #986c43, #449843

## Colors that go with #436f98

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 #436f98: softer than #000 and cool enough to feel like part of the same palette. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Amazon (https://brandsweets.com/colors/brands/amazon-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/charcoal
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #436f98 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com). — https://brandsweets.com/colors/sienna
- **Amber** #ffbf00 [pool] — Amber is paired with #436f98 in 8 real palettes, including Lemon Squeezy's brand system and McDonald's's brand system, as the lead colour. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wired (https://brandsweets.com/colors/brands/wired-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #436f98, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #436f98: 7 real palettes, including Fintech Trust and Glacier, as the lead colour. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), General Mills (https://brandsweets.com/colors/brands/generalmills-com). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #436f98: 4 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), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #436f98 in 17 real palettes, including Retro Pop and Wendy's's brand system, as the lead colour. Seen in: Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Wendy's (https://brandsweets.com/colors/brands/wendys-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #436f98: 4 real palettes, including Deep Water and Venmo's brand system, as the lead colour. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 5.3:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #365a7c (7.22:1)
- On black (#000000): 3.97:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4979a7 (4.58:1); AA: background → #ededed (4.52:1); AAA: text → #719ac1 (7.09:1)

## Curated palettes containing it

- **Fintech Trust** (cool, clean, modern) — #0b3d91, #4b6a9b, #00a878, #ffffff, #0b1f3a — Navy signals custody and stability; the green accent is money moving the right way. No red anywhere except errors. — tool: https://brandsweets.com/palettes/new/0b3d91-4b6a9b-00a878-ffffff-0b1f3a — collection: https://brandsweets.com/palettes/cool

## 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/436f98-9cacc4-df4e4e-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: "#436f98" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.