# #c64539

A color — warm. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#c64539`
- RGB: rgb(198, 69, 57)
- HSL: hsl(5, 55%, 50%)
- OKLCH: oklch(0.569 0.167 28.7)
- Relative luminance: 0.1656
- Nearest named color: Autumn Fire (#c44e4f, Δ 2.551) — https://brandsweets.com/colors/autumn-fire
- Moods: warm
- Page: https://brandsweets.com/colors/c64539

## Tints & shades

- Tints (toward white): #cb584d, #d16a61, #d67971, #db8c84, #e19e98, #e7b1ac, #edc4c0, #f1d2d0, #f7e5e3, #fdf8f7
- Shades (toward black): #b23e34, #a2392f, #8e3229, #7e2c25, #6b251f, #571e19, #471915, #33120f, #240c0a, #100605

## Harmonies

- Complementary: #39bac6
- Analogous: #c63974, #c68b39
- Triadic: #39c645, #4539c6
- Split-complementary: #39c68b, #3974c6
- Tetradic: #74c639, #39bac6, #8b39c6

## Colors that go with #c64539

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 body-text near-black for #c64539: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: IHG (https://brandsweets.com/colors/brands/ihg-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #c64539 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #c64539 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Wellness (https://brandsweets.com/palettes/warm#wellness), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/seagreen
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #c64539: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Honda (https://brandsweets.com/colors/brands/honda-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), NASCAR (https://brandsweets.com/colors/brands/nascar-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #c64539 in 7 real palettes, including Trailhead and McDonald's's brand system, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Maple (https://brandsweets.com/palettes/warm#maple), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Tim Hortons's brand system and Dunkin''s brand system put Blue beside #c64539, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #c64539: 4 real palettes, including Diner and Clean Beauty, as the supporting colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Woodsmoke and LG's brand system put Champagne beside #c64539, as the text colour against it. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), LG (https://brandsweets.com/colors/brands/lg-com), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/champagne

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

- On white (#ffffff): 4.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9a362d (7.14:1)
- On black (#000000): 4.31:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #c84d41 (4.59:1); AA: background → #f7f7f7 (4.55:1); AAA: text → #d77d75 (7.08:1)

## Brands using this color

- **Aesop** — secondary #ca432f (Δ 1.144) — https://brandsweets.com/colors/brands/aesop-com
- **Casper Sleep** — primary #cc3b31 (Δ 1.696) — https://brandsweets.com/colors/brands/casper-com

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c64539-c4a49c-62cba1-2d261f-f1e9ec?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: "#c64539" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.