# #d33639

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

## Values

- Hex: `#d33639`
- RGB: rgb(211, 54, 57)
- HSL: hsl(359, 64%, 52%)
- OKLCH: oklch(0.575 0.194 24.9)
- Relative luminance: 0.1678
- Nearest named color: Bento Box (#cc363c, Δ 1.438) — https://brandsweets.com/colors/bento-box
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/d33639

## Tints & shades

- Tints (toward white): #d84b4e, #db5c5e, #e07173, #e38283, #e89698, #edabac, #f0bcbd, #f5d1d2, #f9e2e2, #fdf7f7
- Shades (toward black): #c52b2e, #b02729, #9f2325, #8a1e20, #751a1b, #601516, #4b1112, #3b0d0e, #260809, #110404

## Harmonies

- Complementary: #36d3d0
- Analogous: #d33687, #d38236
- Triadic: #39d336, #3639d3
- Split-complementary: #36d382, #3687d3
- Tetradic: #87d336, #36d3d0, #8236d3

## Colors that go with #d33639

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 #d33639: 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), IHG (https://brandsweets.com/colors/brands/ihg-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #d33639 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Toyota (https://brandsweets.com/colors/brands/toyota-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #d33639: 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), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Honda (https://brandsweets.com/colors/brands/honda-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #d33639 in 7 real palettes, including McDonald's's brand system and Maple, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Maple (https://brandsweets.com/palettes/warm#maple), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Tim Hortons's brand system and Doordash's brand system put Blue beside #d33639, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #d33639: 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), MLB (https://brandsweets.com/colors/brands/mlb-com), NASA (https://brandsweets.com/colors/brands/nasa-gov). — https://brandsweets.com/colors/cobalt
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #d33639 in 5 real palettes, including Farmers Market and Magazine Ochre, as the supporting colour. Seen in: Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #d33639: 19 real palettes, including McDonald's's brand system and Target : Expect More. Pay Less.'s brand system, as the accent. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Etsy (https://brandsweets.com/colors/brands/etsy-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 4.82:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a72527 (7.15:1)
- On black (#000000): 4.36:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #d53f41 (4.62:1); AA: background → #fafafa (4.62:1); AAA: text → #e17577 (7.01:1)

## Brands using this color

- **Riot Games** — secondary #d1363a (Δ 0.414) — https://brandsweets.com/colors/brands/riotgames-com
- **DuckDuckGo** — secondary #d83544 (Δ 1.606) — https://brandsweets.com/colors/brands/duckduckgo-com
- **Casper Sleep** — primary #cc3b31 (Δ 1.745) — https://brandsweets.com/colors/brands/casper-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/d33639-c4a09c-62cb96-2d251f-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: "#d33639" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.