# #ff441f

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

## Values

- Hex: `#ff441f`
- RGB: rgb(255, 68, 31)
- HSL: hsl(10, 100%, 56%)
- OKLCH: oklch(0.66 0.228 32.8)
- Relative luminance: 0.2549
- Nearest named color: orangered (#ff4500, Δ 1.044) — https://brandsweets.com/colors/orangered
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ff441f

## Tints & shades

- Tints (toward white): #ff5533, #ff6647, #ff7b61, #ff8c75, #ff9d8a, #ffae9e, #ffbfb3, #ffd5cc, #ffe5e0, #fff7f5
- Shades (toward black): #ff2f05, #eb2700, #cc2200, #b31e00, #991900, #801500, #661100, #470c00, #2e0800, #140300

## Harmonies

- Complementary: #1fdaff
- Analogous: #ff1f69, #ffb41f
- Triadic: #1fff44, #441fff
- Split-complementary: #1fffb4, #1f69ff
- Tetradic: #69ff1f, #1fdaff, #b41fff

## Colors that go with #ff441f

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 #ff441f: 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), Audi (https://brandsweets.com/colors/brands/audi-com), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Cadet Blue** #5f9ea0 [harmony, pool: complementary] — Cadet Blue sits directly opposite #ff441f 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 #ff441f in 6 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 Doordash's brand system put Blue beside #ff441f, as the accent. Seen in: Glossier (https://brandsweets.com/colors/brands/glossier-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Monzo (https://brandsweets.com/colors/brands/monzo-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #ff441f: 5 real palettes, including NASA's brand system and Tide's brand system, as the lead colour. Seen in: NASA (https://brandsweets.com/colors/brands/nasa-gov), Tide (https://brandsweets.com/colors/brands/tide-com), 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 #ff441f 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), Snyk (https://brandsweets.com/colors/brands/snyk-io), Redfin (https://brandsweets.com/colors/brands/redfin-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #ff441f: 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), L'Oréal (https://brandsweets.com/colors/brands/loreal-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #ff441f: 7 real palettes, including Heatwave and Databricks's brand system, as the accent. Seen in: Heatwave (https://brandsweets.com/palettes/warm#heatwave), Databricks (https://brandsweets.com/colors/brands/databricks-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 3.44:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e62600 (4.52:1); AA: background → #242424 (4.51:1); AAA: text → #ad1d00 (7.11:1)
- On black (#000000): 6.1:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ff6242 (7.08:1)

## Brands using this color

- **Reddit** — primary #ff4500 (Δ 1.044) — https://brandsweets.com/colors/brands/reddit-com
- **Tumblr** — accent #ff4930 (Δ 1.056) — https://brandsweets.com/colors/brands/tumblr-com
- **Brex** — secondary #ff3d00 (Δ 1.094) — https://brandsweets.com/colors/brands/brex-com
- **Reddit** — secondary #fc4301 (Δ 1.16) — https://brandsweets.com/colors/brands/reddit-com
- **NASA** — secondary #fc3d21 (Δ 1.231) — https://brandsweets.com/colors/brands/nasa-gov
- **HubSpot** — secondary #ff4800 (Δ 1.28) — https://brandsweets.com/colors/brands/hubspot-com
- **Glossier** — secondary #f94200 (Δ 1.61) — https://brandsweets.com/colors/brands/glossier-com
- **Tide** — accent #fb4c06 (Δ 1.705) — https://brandsweets.com/colors/brands/tide-com
- **Together AI** — primary #fc4c02 (Δ 1.722) — https://brandsweets.com/colors/brands/together-ai
- **Neon** — accent #ff3621 (Δ 1.74) — https://brandsweets.com/colors/brands/neon-tech

## Curated palettes containing it

- **Streetwear** (bold, vivid, dark) — #ff3b30, #ffffff, #ffe600, #0a0a0a — Black, white, red, yellow — drop-culture signal colors, unmissable at thumbnail size. — tool: https://brandsweets.com/palettes/new/ff3b30-ffffff-ffe600-0a0a0a — collection: https://brandsweets.com/palettes/bold
- **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/ff441f-c4a79c-62cbaa-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: "#ff441f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.