# #e10e35

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

## Values

- Hex: `#e10e35`
- RGB: rgb(225, 14, 53)
- HSL: hsl(349, 88%, 47%)
- OKLCH: oklch(0.578 0.228 22)
- Relative luminance: 0.1658
- Nearest named color: crimson (#dc143c, Δ 1.183) — https://brandsweets.com/colors/crimson
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/e10e35

## Tints & shades

- Tints (toward white): #f01940, #f23154, #f34968, #f5617c, #f77e94, #f896a8, #faaebb, #fbc5cf, #fddde3, #fef5f7
- Shades (toward black): #ce0d31, #b60c2b, #a30a26, #900922, #7d081d, #650618, #510513, #3e040f, #260209, #130105

## Harmonies

- Complementary: #0ee1bb
- Analogous: #e10e9f, #e1510e
- Triadic: #35e10e, #0e35e1
- Split-complementary: #0ee151, #0e9fe1
- Tetradic: #9fe10e, #0ee1bb, #510ee1

## Colors that go with #e10e35

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 #e10e35: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Logitech (https://brandsweets.com/colors/brands/logitech-com), IHG (https://brandsweets.com/colors/brands/ihg-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #e10e35 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Toyota (https://brandsweets.com/colors/brands/toyota-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), WWE (https://brandsweets.com/colors/brands/wwe-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #e10e35: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Netflix (https://brandsweets.com/colors/brands/netflix), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), 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 #e10e35: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Wired (https://brandsweets.com/colors/brands/wired-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #e10e35 in 7 real palettes, including McDonald's's brand system and Wired's brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wired (https://brandsweets.com/colors/brands/wired-com), Google (https://brandsweets.com/colors/brands/google-com), Maple (https://brandsweets.com/palettes/warm#maple). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Tim Hortons's brand system and native Cybersecurity's brand system put Blue beside #e10e35, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Gap (https://brandsweets.com/colors/brands/gap-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #e10e35: 5 real palettes, including Walgreens's brand system and Behance's brand system, as the accent. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Behance (https://brandsweets.com/colors/brands/behance-net), NASA (https://brandsweets.com/colors/brands/nasa-gov), MLB (https://brandsweets.com/colors/brands/mlb-com). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #e10e35: 18 real palettes, including Costco's brand system and Target : Expect More. Pay Less.'s brand system, as the supporting colour. Seen in: Costco (https://brandsweets.com/colors/brands/costco-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Netflix (https://brandsweets.com/colors/brands/netflix), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 4.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b10b2a (7.12:1)
- On black (#000000): 4.32:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #eb0f37 (4.66:1); AA: background → #f7f7f7 (4.54:1); AAA: text → #f56680 (7.09:1)

## Brands using this color

- **Costco** — primary #e31837 (Δ 0.739) — https://brandsweets.com/colors/brands/costco-com
- **Walgreens** — primary #e31836 (Δ 0.746) — https://brandsweets.com/colors/brands/walgreens-com
- **Wendy's** — primary #dd1438 (Δ 0.8) — https://brandsweets.com/colors/brands/wendys-com
- **Tiffany & Co.** — secondary #e50739 (Δ 0.898) — https://brandsweets.com/colors/brands/tiffany-com
- **KFC** — primary #e4002b (Δ 0.996) — https://brandsweets.com/colors/brands/kfc-com
- **KFC** — secondary #e4002b (Δ 0.996) — https://brandsweets.com/colors/brands/kfc-com
- **NASCAR** — secondary #e4002b (Δ 0.996) — https://brandsweets.com/colors/brands/nascar-com
- **Target : Expect More. Pay Less.** — primary #dc142c (Δ 1.344) — https://brandsweets.com/colors/brands/target-com
- **Formula 1** — accent #e8002d (Δ 1.474) — https://brandsweets.com/colors/brands/formula1-com
- **Pinterest** — primary #e40424 (Δ 1.509) — https://brandsweets.com/colors/brands/pinterest-com
- **Pinterest** — accent #e60023 (Δ 1.713) — https://brandsweets.com/colors/brands/pinterest-com
- **AliExpress** — secondary #ea0934 (Δ 1.789) — https://brandsweets.com/colors/brands/aliexpress-com
- **Red Bull** — secondary #db0a40 (Δ 1.862) — https://brandsweets.com/colors/brands/redbull-com
- **Lay's** — accent #df2027 (Δ 1.908) — https://brandsweets.com/colors/brands/lays-com
- **Pringles** — secondary #ea002a (Δ 1.944) — https://brandsweets.com/colors/brands/pringles-com
- **Toyota** — secondary #e10a1d (Δ 1.949) — https://brandsweets.com/colors/brands/toyota-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/e10e35-c49c9f-62cb85-2d231f-f1e9ee?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: "#e10e35" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.