# #436889

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

## Values

- Hex: `#436889`
- RGB: rgb(67, 104, 137)
- HSL: hsl(208, 34%, 40%)
- OKLCH: oklch(0.504 0.068 246.5)
- Relative luminance: 0.129
- Nearest named color: Admiral Blue (#50647f, Δ 2.125) — https://brandsweets.com/colors/admiral-blue
- Moods: cool, muted
- Page: https://brandsweets.com/colors/436889

## Tints & shades

- Tints (toward white): #4d789d, #5b87ae, #6c94b7, #81a3c1, #95b2cb, #aac1d5, #bed0df, #cfdce7, #e4ebf2, #f8fafc
- Shades (toward black): #3d5e7b, #385671, #314c63, #2c4459, #25394b, #1e2f3e, #192733, #131d26, #0d151b, #070a0e

## Harmonies

- Complementary: #896443
- Analogous: #438986, #434689
- Triadic: #894368, #688943
- Split-complementary: #894346, #898643
- Tetradic: #864389, #896443, #468943

## Colors that go with #436889

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 #436889: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Amazon (https://brandsweets.com/colors/brands/amazon-com), Campus (https://brandsweets.com/palettes/friendly#campus), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/charcoal
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #436889 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Dyson (https://brandsweets.com/colors/brands/dyson-com). — https://brandsweets.com/colors/sienna
- **Amber** #ffbf00 [pool] — Amber is paired with #436889 in 6 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 #436889, 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 #436889: 7 real palettes, including Fintech Trust and Ink & Paper, as the lead colour. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Glacier (https://brandsweets.com/palettes/cool#glacier), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #436889: 4 real palettes, including Dusk and Desert Road, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #436889 in 17 real palettes, including Wendy's's brand system and Retro Pop, as the lead colour. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #436889: 7 real palettes, including Wendy's's brand system and AT&T's brand system, as the supporting colour. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), AT&T (https://brandsweets.com/colors/brands/att-com), Honda (https://brandsweets.com/colors/brands/honda-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 5.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #3b5b78 (7.11:1)
- On black (#000000): 3.58:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4f7ba1 (4.68:1); AA: background → #e3e3e3 (4.57:1); AAA: text → #769bbc (7.19:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/436889-9cadc4-df4e51-1f212d-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: "#436889" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.