# #f65a37

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

## Values

- Hex: `#f65a37`
- RGB: rgb(246, 90, 55)
- HSL: hsl(11, 91%, 59%)
- OKLCH: oklch(0.67 0.198 34.1)
- Relative luminance: 0.2718
- Nearest named color: tomato (#ff6347, Δ 2.713) — https://brandsweets.com/colors/tomato
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/f65a37

## Tints & shades

- Tints (toward white): #f76a4b, #f77a5e, #f88a72, #f99b85, #faab99, #fbb7a7, #fcc7bb, #fdd7ce, #fee7e2, #fff7f5
- Shades (toward black): #f4461f, #ea340b, #d12e0a, #b42808, #9c2307, #7f1c06, #661705, #491003, #310b02, #130401

## Harmonies

- Complementary: #37d3f6
- Analogous: #f63774, #f6b937
- Triadic: #37f65a, #5a37f6
- Split-complementary: #37f6b9, #3774f6
- Tetradic: #74f637, #37d3f6, #b937f6

## Colors that go with #f65a37

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Cadet Blue** #5f9ea0 [harmony, pool: complementary] — Cadet Blue sits directly opposite #f65a37 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Diner (https://brandsweets.com/palettes/vivid#diner), Dusk (https://brandsweets.com/palettes/cool#dusk), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/cadetblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #f65a37: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Tumblr (https://brandsweets.com/colors/brands/tumblr-com), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Harbour (https://brandsweets.com/palettes/cool#harbour), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #f65a37 in 9 real palettes, including Ember and Heatwave, as the accent. Seen in: Ember (https://brandsweets.com/palettes/bold#ember), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Google (https://brandsweets.com/colors/brands/google-com), Maple (https://brandsweets.com/palettes/warm#maple). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 7 real palettes, including Monzo's brand system and Readymag's brand system put Blue beside #f65a37, as the accent. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Glossier (https://brandsweets.com/colors/brands/glossier-com), Doordash (https://brandsweets.com/colors/brands/doordash-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #f65a37: 4 real palettes, including Tide's brand system and NASA's brand system, as the lead colour. Seen in: Tide (https://brandsweets.com/colors/brands/tide-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Cobalt Pop (https://brandsweets.com/palettes/bold#cobalt-pop). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #f65a37: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), JBL (https://brandsweets.com/colors/brands/jbl-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #f65a37 in 9 real palettes, including Pizza Hut's brand system and Redfin's brand system, as the supporting colour. Seen in: Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Snyk (https://brandsweets.com/colors/brands/snyk-io), Wise (https://brandsweets.com/colors/brands/wise-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #f65a37: 15 real palettes, including PlanetScale's brand system and Strava's brand system, as the accent. Seen in: PlanetScale (https://brandsweets.com/colors/brands/planetscale-com), Strava (https://brandsweets.com/colors/brands/strava-com), Soundcloud (https://brandsweets.com/colors/brands/soundcloud-com), Etsy (https://brandsweets.com/colors/brands/etsy-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3.26:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e0320b (4.54:1); AA: background → #262626 (4.64:1); AAA: text → #aa2608 (7.02:1)
- On black (#000000): 6.44:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f76a4b (7.12:1)

## Curated palettes containing it

- **Ember** (bold, dark, warm) — #f25f29, #b03a2e, #f2c14e, #14100e, #f8ede3 — Flame orange on charcoal — the sports and energy palette; one accent yellow for stats and highlights. — tool: https://brandsweets.com/palettes/new/f25f29-b03a2e-f2c14e-14100e-f8ede3 — collection: https://brandsweets.com/palettes/bold

## 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/f65a37-c4a89c-62cbab-2d281f-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: "#f65a37" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.