# #e73127

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

## Values

- Hex: `#e73127`
- RGB: rgb(231, 49, 39)
- HSL: hsl(3, 80%, 53%)
- OKLCH: oklch(0.604 0.218 28.8)
- Relative luminance: 0.1933
- Nearest named color: Arcade Fire (#ee3311, Δ 1.911) — https://brandsweets.com/colors/arcade-fire
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/e73127

## Tints & shades

- Tints (toward white): #ea473e, #ec5851, #ee6e68, #f0807a, #f39691, #f5a7a3, #f7bdba, #f9cfcd, #fce5e3, #fef6f6
- Shades (toward black): #dc2218, #c51f16, #ae1b13, #971811, #85150f, #6e110c, #570e0a, #400a07, #290605, #120302

## Harmonies

- Complementary: #27dde7
- Analogous: #e7277e, #e79127
- Triadic: #27e731, #3127e7
- Split-complementary: #27e791, #277ee7
- Tetradic: #7ee727, #27dde7, #9127e7

## Colors that go with #e73127

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 #e73127: 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), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Logitech (https://brandsweets.com/colors/brands/logitech-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 #e73127 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Vercel (https://brandsweets.com/colors/brands/vercel), WWE (https://brandsweets.com/colors/brands/wwe-com), Toyota (https://brandsweets.com/colors/brands/toyota-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #e73127 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Netflix (https://brandsweets.com/colors/brands/netflix), Coinbase (https://brandsweets.com/colors/brands/coinbase), 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 #e73127: 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), NASCAR (https://brandsweets.com/colors/brands/nascar-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #e73127 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] — 8 real palettes, including Doordash's brand system and native Cybersecurity's brand system put Blue beside #e73127, as the accent. Seen in: 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), Glossier (https://brandsweets.com/colors/brands/glossier-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #e73127: 5 real palettes, including Walgreens's brand system and NASA's brand system, as the accent. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Behance (https://brandsweets.com/colors/brands/behance-net), Tide (https://brandsweets.com/colors/brands/tide-com). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #e73127: 19 real palettes, including Netflix's brand system and ElevenLabs's brand system, as the accent. Seen in: Netflix (https://brandsweets.com/colors/brands/netflix), ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Costco (https://brandsweets.com/colors/brands/costco-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 4.32:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e62419 (4.53:1); AA: background → #0d0d0d (4.5:1); AAA: text → #ae1b13 (7.08:1)
- On black (#000000): 4.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ee6e68 (7.07:1)

## Brands using this color

- **Hyundai** — secondary #e63312 (Δ 1.296) — https://brandsweets.com/colors/brands/hyundaiusa-com
- **Pizza Hut** — primary #ee3124 (Δ 1.399) — https://brandsweets.com/colors/brands/pizzahut-com
- **Marvel** — accent #e62429 (Δ 1.431) — https://brandsweets.com/colors/brands/marvel-com
- **Pizza Hut** — secondary #e91c24 (Δ 1.738) — https://brandsweets.com/colors/brands/pizzahut-com
- **Walgreens** — secondary #e62600 (Δ 1.779) — https://brandsweets.com/colors/brands/walgreens-com
- **LG** — secondary #ea1917 (Δ 1.843) — https://brandsweets.com/colors/brands/lg-com
- **Pepsi** — secondary #e32934 (Δ 1.913) — https://brandsweets.com/colors/brands/pepsi-com
- **Lenovo** — secondary #e1251b (Δ 1.968) — https://brandsweets.com/colors/brands/lenovo-com
- **Tinder** — secondary #ec180e (Δ 1.976) — https://brandsweets.com/colors/brands/tinder-com
- **Todoist** — accent #e44232 (Δ 1.996) — https://brandsweets.com/colors/brands/todoist-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/e73127-c4a39c-62cb9d-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: "#e73127" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.