# #d52e10

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

## Values

- Hex: `#d52e10`
- RGB: rgb(213, 46, 16)
- HSL: hsl(9, 86%, 45%)
- OKLCH: oklch(0.568 0.206 32.1)
- Relative luminance: 0.1614
- Nearest named color: Angry Tomato (#d82029, Δ 2.435) — https://brandsweets.com/colors/angry-tomato
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/d52e10

## Tints & shades

- Tints (toward white): #ed3312, #ef4b2e, #f16046, #f3745e, #f58d7a, #f7a192, #f9b5aa, #facac1, #fde2de, #fef7f6
- Shades (toward black): #c22a0f, #af260d, #9d210c, #8a1d0a, #771909, #5f1407, #4c1006, #390c04, #260803, #130401

## Harmonies

- Complementary: #10b8d5
- Analogous: #d51055, #d59010
- Triadic: #10d52e, #2e10d5
- Split-complementary: #10d590, #1055d5
- Tetradic: #55d510, #10b8d5, #9010d5

## Colors that go with #d52e10

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 #d52e10: 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 #d52e10 — 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), Behance (https://brandsweets.com/colors/brands/behance-net), Toyota (https://brandsweets.com/colors/brands/toyota-com), WWE (https://brandsweets.com/colors/brands/wwe-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #d52e10 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Netflix (https://brandsweets.com/colors/brands/netflix), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), 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 #d52e10: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Honda (https://brandsweets.com/colors/brands/honda-com), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Wired (https://brandsweets.com/colors/brands/wired-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #d52e10 in 7 real palettes, including McDonald's's brand system and Trailhead, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Wired (https://brandsweets.com/colors/brands/wired-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 Doordash's brand system put Blue beside #d52e10, 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), Gap (https://brandsweets.com/colors/brands/gap-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #d52e10: 5 real palettes, including Behance's brand system and Walgreens's brand system, as the supporting colour. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), MLB (https://brandsweets.com/colors/brands/mlb-com). — https://brandsweets.com/colors/cobalt
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #d52e10 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), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 4.97:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a6240c (7.29:1)
- On black (#000000): 4.23:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #df3011 (4.57:1); AA: background → #f5f5f5 (4.56:1); AAA: text → #f26c54 (7.05:1)

## Brands using this color

- **Svelte** — primary #d43008 (Δ 0.441) — https://brandsweets.com/colors/brands/svelte-dev
- **Svelte** — secondary #d43008 (Δ 0.441) — https://brandsweets.com/colors/brands/svelte-dev
- **Burger King** — primary #d62300 (Δ 1.04) — https://brandsweets.com/colors/brands/bk-com
- **State Farm** — primary #d62311 (Δ 1.125) — https://brandsweets.com/colors/brands/statefarm-com
- **Foot Locker** — secondary #d12e20 (Δ 1.17) — https://brandsweets.com/colors/brands/footlocker-com
- **McDonald's** — secondary #da291c (Δ 1.282) — https://brandsweets.com/colors/brands/mcdonalds-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/d52e10-c4a79c-62cba8-2d271f-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: "#d52e10" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.