# #f52505

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

## Values

- Hex: `#f52505`
- RGB: rgb(245, 37, 5)
- HSL: hsl(8, 96%, 49%)
- OKLCH: oklch(0.62 0.239 31)
- Relative luminance: 0.2075
- Nearest named color: Apple Cherry (#f81404, Δ 1.026) — https://brandsweets.com/colors/apple-cherry
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/f52505

## Tints & shades

- Tints (toward white): #fa3719, #fb4d32, #fb634b, #fc7864, #fc8e7d, #fd9f91, #fdb5aa, #fecbc3, #fee1dc, #fff6f5
- Shades (toward black): #e12205, #c81e04, #b41b04, #9b1703, #871403, #6e1102, #5a0e02, #410a01, #2d0701, #140300

## Harmonies

- Complementary: #05d5f5
- Analogous: #f5055d, #f59d05
- Triadic: #05f525, #2505f5
- Split-complementary: #05f59d, #055df5
- Tetradic: #5df505, #05d5f5, #9d05f5

## Colors that go with #f52505

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 #f52505: 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), Audi (https://brandsweets.com/colors/brands/audi-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), HubSpot (https://brandsweets.com/colors/brands/hubspot-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #f52505 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Netflix (https://brandsweets.com/colors/brands/netflix), Coinbase (https://brandsweets.com/colors/brands/coinbase), 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 #f52505: 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), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Substack (https://brandsweets.com/colors/brands/substack-com). — https://brandsweets.com/colors/steelblue
- **Cadet Blue** #5f9ea0 [harmony, pool: complementary] — Cadet Blue sits directly opposite #f52505 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Amber** #ffbf00 [pool] — Amber is paired with #f52505 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] — 7 real palettes, including native Cybersecurity's brand system and Gap's brand system put Blue beside #f52505, 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 #f52505: 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 #f52505: 17 real palettes, including L'Oréal's brand system and YouTube's brand system, as the accent. Seen in: L'Oréal (https://brandsweets.com/colors/brands/loreal-com), YouTube (https://brandsweets.com/colors/brands/youtube-com), ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 4.08:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e62305 (4.56:1); AA: background → #141414 (4.52:1); AAA: text → #af1a04 (7.07:1)
- On black (#000000): 5.15:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #fb6750 (7.16:1)

## Brands using this color

- **Pizza Hut** — primary #ee3124 (Δ 1.67) — https://brandsweets.com/colors/brands/pizzahut-com
- **native Cybersecurity** — primary #fc0404 (Δ 1.727) — https://brandsweets.com/colors/brands/crowdstrike-com
- **Rotten Tomatoes** — accent #fa320a (Δ 1.751) — https://brandsweets.com/colors/brands/rottentomatoes-com

## 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/f52505-c4a69c-62cba6-2d271f-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: "#f52505" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.