# #d43a45

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

## Values

- Hex: `#d43a45`
- RGB: rgb(212, 58, 69)
- HSL: hsl(356, 64%, 53%)
- OKLCH: oklch(0.582 0.19 21.7)
- Relative luminance: 0.1745
- Nearest named color: Anarchist (#db304a, Δ 1.879) — https://brandsweets.com/colors/anarchist
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/d43a45

## Tints & shades

- Tints (toward white): #d84f58, #dc6068, #e1757c, #e4868c, #e99ba0, #edabb0, #f1c0c4, #f5d1d3, #f9e6e7, #fdf7f7
- Shades (toward black): #c92c37, #b42731, #9f232b, #8a1e25, #791b21, #64161b, #4f1116, #3b0d10, #26080a, #110405

## Harmonies

- Complementary: #3ad4ca
- Analogous: #d43a91, #d47d3a
- Triadic: #45d43a, #3a45d4
- Split-complementary: #3ad47d, #3a91d4
- Tetradic: #91d43a, #3ad4ca, #7d3ad4

## Colors that go with #d43a45

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 #d43a45: 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), IHG (https://brandsweets.com/colors/brands/ihg-com), Audi (https://brandsweets.com/colors/brands/audi-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #d43a45 — 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 #d43a45: 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), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #d43a45 in 7 real palettes, including McDonald's's brand system and Google's brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Google (https://brandsweets.com/colors/brands/google-com), Maple (https://brandsweets.com/palettes/warm#maple), 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 Dunkin''s brand system put Blue beside #d43a45, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #d43a45: 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 #d43a45 in 5 real palettes, including Farmers Market and Clay & Linen, as the supporting colour. Seen in: Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #d43a45: 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), Costco (https://brandsweets.com/colors/brands/costco-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 4.68:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a7252d (7.13:1)
- On black (#000000): 4.49:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #d53f49 (4.64:1); AA: background → #fcfcfc (4.56:1); AAA: text → #e1757c (7.04:1)

## Brands using this color

- **DuckDuckGo** — secondary #d83544 (Δ 0.868) — https://brandsweets.com/colors/brands/duckduckgo-com
- **Riot Games** — secondary #d1363a (Δ 1.399) — https://brandsweets.com/colors/brands/riotgames-com
- **Redfin** — primary #dc3443 (Δ 1.534) — https://brandsweets.com/colors/brands/redfin-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/d43a45-c49e9c-62cb91-2d241f-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: "#d43a45" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.