# #fc4503

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

## Values

- Hex: `#fc4503`
- RGB: rgb(252, 69, 3)
- HSL: hsl(16, 98%, 50%)
- OKLCH: oklch(0.655 0.226 35.4)
- Relative luminance: 0.2496
- Nearest named color: orangered (#ff4500, Δ 0.577) — https://brandsweets.com/colors/orangered
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/fc4503

## Tints & shades

- Tints (toward white): #fd581c, #fd6a35, #fd7949, #fd8c62, #fe9e7c, #feb195, #fec4ae, #fed2c2, #ffe5dc, #fff8f5
- Shades (toward black): #e33e02, #cf3902, #b63202, #a22c02, #882501, #6f1e01, #5b1901, #421201, #2d0c00, #140600

## Harmonies

- Complementary: #03bafc
- Analogous: #fc033d, #fcc203
- Triadic: #03fc45, #4503fc
- Split-complementary: #03fcc2, #033dfc
- Tetradic: #3dfc03, #03bafc, #c203fc

## Colors that go with #fc4503

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 #fc4503: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Audi (https://brandsweets.com/colors/brands/audi-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/charcoal
- **Cadet Blue** #5f9ea0 [harmony, pool: complementary] — Cadet Blue sits directly opposite #fc4503 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 #fc4503 in 7 real palettes, including Heatwave and Ember, as the supporting colour. Seen in: Heatwave (https://brandsweets.com/palettes/warm#heatwave), Ember (https://brandsweets.com/palettes/bold#ember), Google (https://brandsweets.com/colors/brands/google-com), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Glossier's brand system and Readymag's brand system put Blue beside #fc4503, as the accent. Seen in: Glossier (https://brandsweets.com/colors/brands/glossier-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Monzo (https://brandsweets.com/colors/brands/monzo-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #fc4503: 5 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
- **Crimson** #dc143c [pool] — Crimson is paired with #fc4503 in 8 real palettes, including Pizza Hut's brand system and Wise's brand system, as the supporting colour. Seen in: Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Wise (https://brandsweets.com/colors/brands/wise-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Snyk (https://brandsweets.com/colors/brands/snyk-io). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #fc4503: 14 real palettes, including Strava's brand system and Soundcloud's brand system, as the accent. Seen in: Strava (https://brandsweets.com/colors/brands/strava-com), Soundcloud (https://brandsweets.com/colors/brands/soundcloud-com), PlanetScale (https://brandsweets.com/colors/brands/planetscale-com), Etsy (https://brandsweets.com/colors/brands/etsy-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #fc4503: 7 real palettes, including Heatwave and Readymag's brand system, as the accent. Seen in: Heatwave (https://brandsweets.com/palettes/warm#heatwave), Readymag (https://brandsweets.com/colors/brands/readymag-com), Figma (https://brandsweets.com/colors/brands/figma), Databricks (https://brandsweets.com/colors/brands/databricks-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 3.5:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #d93c02 (4.57:1); AA: background → #212121 (4.59:1); AAA: text → #a22c02 (7.25:1)
- On black (#000000): 5.99:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #fd6730 (7.16:1)

## Brands using this color

- **Reddit** — secondary #fc4301 (Δ 0.259) — https://brandsweets.com/colors/brands/reddit-com
- **Reddit** — primary #ff4500 (Δ 0.577) — https://brandsweets.com/colors/brands/reddit-com
- **Glossier** — secondary #f94200 (Δ 0.787) — https://brandsweets.com/colors/brands/glossier-com
- **HubSpot** — secondary #ff4800 (Δ 0.806) — https://brandsweets.com/colors/brands/hubspot-com
- **Tide** — accent #fb4c06 (Δ 0.949) — https://brandsweets.com/colors/brands/tide-com
- **Together AI** — primary #fc4c02 (Δ 1.008) — https://brandsweets.com/colors/brands/together-ai
- **Brex** — secondary #ff3d00 (Δ 1.012) — https://brandsweets.com/colors/brands/brex-com
- **Cursor** — primary #f54e00 (Δ 1.657) — https://brandsweets.com/colors/brands/cursor-com
- **Cursor** — secondary #f54e00 (Δ 1.657) — https://brandsweets.com/colors/brands/cursor-com
- **NASA** — secondary #fc3d21 (Δ 1.714) — https://brandsweets.com/colors/brands/nasa-gov
- **Readymag** — accent #ff5000 (Δ 1.849) — https://brandsweets.com/colors/brands/readymag-com
- **Figma** — primary #f24e1e (Δ 1.972) — https://brandsweets.com/colors/brands/figma
- **Figma** — logoRed #f24e1e (Δ 1.972) — https://brandsweets.com/colors/brands/figma

## Curated palettes containing it

- **Electric Lime** (neon, vivid, bold, light) — #c6ff00, #111111, #ff3d00, #ffffff — One neon on white with black type — lime-and-black is the neon that works in daylight; the orange is a second gear. — tool: https://brandsweets.com/palettes/new/c6ff00-111111-ff3d00-ffffff — collection: https://brandsweets.com/palettes/neon
- **Heatwave** (summer, warm, bold, vivid) — #ff4d00, #ffb800, #0091ff, #fff9f0, #231205 — Blaze orange and hot yellow with one cold blue — the high-noon palette; use the blue where the eye needs to rest. — tool: https://brandsweets.com/palettes/new/ff4d00-ffb800-0091ff-fff9f0-231205 — collection: https://brandsweets.com/palettes/summer

## 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/fc4503-c4ab9c-62cbb4-2d291f-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: "#fc4503" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.