# #cf3f17

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#cf3f17`
- RGB: rgb(207, 63, 23)
- HSL: hsl(13, 80%, 45%)
- OKLCH: oklch(0.574 0.187 35.2)
- Relative luminance: 0.1688
- Nearest named color: Bacon Strips (#df3f32, Δ 3.787) — https://brandsweets.com/colors/bacon-strips
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/cf3f17

## Tints & shades

- Tints (toward white): #e64619, #e95c35, #eb6e4c, #ee8163, #f1977e, #f3aa95, #f6bcac, #f8cfc3, #fbe5df, #fef8f6
- Shades (toward black): #bc3915, #aa3413, #972e11, #85280f, #73230d, #5c1c0a, #491608, #371106, #250b04, #120602

## Harmonies

- Complementary: #17a7cf
- Analogous: #cf174b, #cf9b17
- Triadic: #17cf3f, #3f17cf
- Split-complementary: #17cf9b, #174bcf
- Tetradic: #4bcf17, #17a7cf, #9b17cf

## Colors that go with #cf3f17

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 #cf3f17: 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 #cf3f17 — 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), Behance (https://brandsweets.com/colors/brands/behance-net), Coinbase (https://brandsweets.com/colors/brands/coinbase), Wayfair (https://brandsweets.com/colors/brands/wayfair-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #cf3f17 — 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), Netflix (https://brandsweets.com/colors/brands/netflix), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/seagreen
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #cf3f17: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Honda (https://brandsweets.com/colors/brands/honda-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Wired (https://brandsweets.com/colors/brands/wired-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #cf3f17 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), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Tim Hortons's brand system and Doordash's brand system put Blue beside #cf3f17, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Glossier (https://brandsweets.com/colors/brands/glossier-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #cf3f17: 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), Alpine (https://brandsweets.com/palettes/cool#alpine), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/cadetblue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #cf3f17: 5 real palettes, including Walgreens's brand system and Behance's brand system, as the accent. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Behance (https://brandsweets.com/colors/brands/behance-net), NASA (https://brandsweets.com/colors/brands/nasa-gov), MLB (https://brandsweets.com/colors/brands/mlb-com). — https://brandsweets.com/colors/cobalt

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

- On white (#ffffff): 4.8:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a13112 (7.09:1)
- On black (#000000): 4.38:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #d34017 (4.52:1); AA: background → #fafafa (4.6:1); AAA: text → #ec7251 (7.09:1)

## Brands using this color

- **Etsy** — secondary #cf4018 (Δ 0.151) — https://brandsweets.com/colors/brands/etsy-com
- **Aesop** — secondary #ca432f (Δ 1.768) — https://brandsweets.com/colors/brands/aesop-com
- **Svelte** — primary #d43008 (Δ 1.946) — https://brandsweets.com/colors/brands/svelte-dev
- **Svelte** — secondary #d43008 (Δ 1.946) — https://brandsweets.com/colors/brands/svelte-dev

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/cf3f17-c4a99c-62cbaf-2d281f-f1e9eb?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: "#cf3f17" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.