# #eb3f33

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

## Values

- Hex: `#eb3f33`
- RGB: rgb(235, 63, 51)
- HSL: hsl(4, 82%, 56%)
- OKLCH: oklch(0.624 0.21 28.7)
- Relative luminance: 0.2146
- Nearest named color: Arcade Fire (#ee3311, Δ 2.068) — https://brandsweets.com/colors/arcade-fire
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/eb3f33

## Tints & shades

- Tints (toward white): #ed5145, #ee6258, #f1786f, #f38982, #f49b94, #f6aca7, #f8beb9, #fad3d1, #fce5e3, #fef6f6
- Shades (toward black): #e9291c, #d52215, #ba1e12, #a21a10, #8b160e, #74120b, #5d0f09, #410a06, #2a0704, #130302

## Harmonies

- Complementary: #33dfeb
- Analogous: #eb3383, #eb9b33
- Triadic: #33eb3f, #3f33eb
- Split-complementary: #33eb9b, #3383eb
- Tetradic: #83eb33, #33dfeb, #9b33eb

## Colors that go with #eb3f33

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 #eb3f33: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Audi (https://brandsweets.com/colors/brands/audi-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #eb3f33: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Wired (https://brandsweets.com/colors/brands/wired-com), Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), NASCAR (https://brandsweets.com/colors/brands/nascar-com). — https://brandsweets.com/colors/steelblue
- **Cadet Blue** #5f9ea0 [harmony, pool: complementary] — Cadet Blue sits directly opposite #eb3f33 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/cadetblue
- **Amber** #ffbf00 [pool] — Amber is paired with #eb3f33 in 7 real palettes, including Google's brand system and Wired's brand system, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Wired (https://brandsweets.com/colors/brands/wired-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] — 9 real palettes, including Glossier's brand system and Doordash's brand system put Blue beside #eb3f33, as the accent. Seen in: Glossier (https://brandsweets.com/colors/brands/glossier-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Gap (https://brandsweets.com/colors/brands/gap-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #eb3f33: 6 real palettes, including NASA's brand system and Walgreens's brand system, as the lead colour. Seen in: NASA (https://brandsweets.com/colors/brands/nasa-gov), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), 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 #eb3f33: 19 real palettes, including ElevenLabs's brand system and Postman's brand system, as the accent. Seen in: ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Postman (https://brandsweets.com/colors/brands/postman-com), L'Oréal (https://brandsweets.com/colors/brands/loreal-com), YouTube (https://brandsweets.com/colors/brands/youtube-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #eb3f33: 7 real palettes, including Google's brand system and Databricks's brand system, as the lead colour. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Databricks (https://brandsweets.com/colors/brands/databricks-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): 3.97:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e32416 (4.64:1); AA: background → #171717 (4.52:1); AAA: text → #ac1b11 (7.19:1)
- On black (#000000): 5.29:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f06f66 (7.17:1)

## Brands using this color

- **Google** — secondary #ea4335 (Δ 0.514) — https://brandsweets.com/colors/brands/google-com
- **Todoist** — accent #e44232 (Δ 1.329) — https://brandsweets.com/colors/brands/todoist-com
- **Todoist** — primary #e44434 (Δ 1.343) — https://brandsweets.com/colors/brands/todoist-com
- **Todoist** — secondary #e34432 (Δ 1.551) — https://brandsweets.com/colors/brands/todoist-com
- **The Ordinary** — secondary #e83f42 (Δ 1.573) — https://brandsweets.com/colors/brands/theordinary-com
- **Pizza Hut** — primary #ee3124 (Δ 1.63) — https://brandsweets.com/colors/brands/pizzahut-com
- **Clerk** — secondary #ef4444 (Δ 1.831) — https://brandsweets.com/colors/brands/clerk-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/eb3f33-c4a39c-62cb9f-2d261f-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: "#eb3f33" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.