# #f61313

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

## Values

- Hex: `#f61313`
- RGB: rgb(246, 19, 19)
- HSL: hsl(0, 93%, 52%)
- OKLCH: oklch(0.616 0.246 28.7)
- Relative luminance: 0.2011
- Nearest named color: Assassin’s Red (#f60206, Δ 0.57) — https://brandsweets.com/colors/assassins-red
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/f61313

## Tints & shades

- Tints (toward white): #f72b2b, #f83f3f, #f95858, #fa6b6b, #fb8484, #fb9d9d, #fcb0b0, #fdc9c9, #fedddd, #fff5f5
- Shades (toward black): #e70808, #cf0707, #bb0707, #a20606, #8a0505, #710404, #590303, #450202, #2c0202, #140101

## Harmonies

- Complementary: #13f6f6
- Analogous: #f61385, #f68513
- Triadic: #13f613, #1313f6
- Split-complementary: #13f685, #1385f6
- Tetradic: #85f613, #13f6f6, #8513f6

## Colors that go with #f61313

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 #f61313: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Logitech (https://brandsweets.com/colors/brands/logitech-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Audi (https://brandsweets.com/colors/brands/audi-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #f61313 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Vercel (https://brandsweets.com/colors/brands/vercel), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Rotten Tomatoes (https://brandsweets.com/colors/brands/rottentomatoes-com), WWE (https://brandsweets.com/colors/brands/wwe-com). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #f61313: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wired (https://brandsweets.com/colors/brands/wired-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #f61313 in 7 real palettes, including Wired's brand system and Google's brand system, as the accent. Seen in: Wired (https://brandsweets.com/colors/brands/wired-com), Google (https://brandsweets.com/colors/brands/google-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including native Cybersecurity's brand system and Gap's brand system put Blue beside #f61313, as the accent. Seen in: native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Gap (https://brandsweets.com/colors/brands/gap-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Glossier (https://brandsweets.com/colors/brands/glossier-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #f61313: 4 real palettes, including Walgreens's brand system and NASA's brand system, as the accent. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Tide (https://brandsweets.com/colors/brands/tide-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #f61313: 18 real palettes, including ElevenLabs's brand system and L'Oréal's brand system, as the accent. Seen in: ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), L'Oréal (https://brandsweets.com/colors/brands/loreal-com), YouTube (https://brandsweets.com/colors/brands/youtube-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #f61313: 7 real palettes, including Databricks's brand system and Google's brand system, as the accent. Seen in: Databricks (https://brandsweets.com/colors/brands/databricks-com), Google (https://brandsweets.com/colors/brands/google-com), Figma (https://brandsweets.com/colors/brands/figma), Replit (https://brandsweets.com/colors/brands/replit). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 4.18:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #ec0909 (4.56:1); AA: background → #0f0f0f (4.58:1); AAA: text → #b10606 (7.25:1)
- On black (#000000): 5.02:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f96666 (7.12:1)

## Brands using this color

- **native Cybersecurity** — primary #fc0404 (Δ 1.145) — https://brandsweets.com/colors/brands/crowdstrike-com
- **ElevenLabs** — primary #f41a2f (Δ 1.659) — https://brandsweets.com/colors/brands/elevenlabs-io
- **ElevenLabs** — secondary #f41a2f (Δ 1.659) — https://brandsweets.com/colors/brands/elevenlabs-io
- **3M** — primary #ff0000 (Δ 1.706) — https://brandsweets.com/colors/brands/3m-com
- **Gap** — secondary #ff0000 (Δ 1.706) — https://brandsweets.com/colors/brands/gap-com
- **Heineken** — accent #ff0000 (Δ 1.706) — https://brandsweets.com/colors/brands/heineken-com
- **L'Oréal** — secondary #ff0000 (Δ 1.706) — https://brandsweets.com/colors/brands/loreal-com
- **Logitech** — secondary #ff0000 (Δ 1.706) — https://brandsweets.com/colors/brands/logitech-com
- **Paddle** — secondary #ff0000 (Δ 1.706) — https://brandsweets.com/colors/brands/paddle-com
- **YouTube** — primary #ff0000 (Δ 1.706) — https://brandsweets.com/colors/brands/youtube-com
- **Nike** — secondary #ff0015 (Δ 1.714) — https://brandsweets.com/colors/brands/nike-com
- **Tinder** — secondary #ec180e (Δ 1.973) — https://brandsweets.com/colors/brands/tinder-com
- **Vercel** — danger #ee0000 (Δ 1.977) — https://brandsweets.com/colors/brands/vercel

## 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/f61313-c4a19c-62cb98-2d251f-f1e9ed?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: "#f61313" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.