# #e91c4b

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

## Values

- Hex: `#e91c4b`
- RGB: rgb(233, 28, 75)
- HSL: hsl(346, 82%, 51%)
- OKLCH: oklch(0.6 0.229 17.4)
- Relative luminance: 0.1866
- Nearest named color: Barberry (#ee1133, Δ 2.624) — https://brandsweets.com/colors/barberry
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/e91c4b

## Tints & shades

- Tints (toward white): #eb335e, #ed456c, #ef5d7f, #f17491, #f48ba3, #f59eb2, #f8b5c4, #faccd7, #fcdfe5, #fef6f8
- Shades (toward black): #d51542, #c3133c, #ac1135, #950f2e, #820d28, #6b0b21, #54081a, #3c0613, #2a040d, #130206

## Harmonies

- Complementary: #1ce9b9
- Analogous: #e91cb2, #e9521c
- Triadic: #4be91c, #1c4be9
- Split-complementary: #1ce952, #1cb2e9
- Tetradic: #b2e91c, #1ce9b9, #521ce9

## Colors that go with #e91c4b

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 #e91c4b: 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 #e91c4b — 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), Toyota (https://brandsweets.com/colors/brands/toyota-com), Vercel (https://brandsweets.com/colors/brands/vercel), WWE (https://brandsweets.com/colors/brands/wwe-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #e91c4b: 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 #e91c4b: 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), 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). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #e91c4b in 7 real palettes, including Wired's brand system and McDonald's's brand system, as the accent. Seen in: Wired (https://brandsweets.com/colors/brands/wired-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-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 native Cybersecurity's brand system and Doordash's brand system put Blue beside #e91c4b, as the accent. Seen in: native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Gap (https://brandsweets.com/colors/brands/gap-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #e91c4b: 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), MLB (https://brandsweets.com/colors/brands/mlb-com). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #e91c4b: 19 real palettes, including Costco's brand system and ElevenLabs's brand system, as the supporting colour. Seen in: Costco (https://brandsweets.com/colors/brands/costco-com), ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 4.44:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e81748 (4.52:1); AA: background → #080808 (4.51:1); AAA: text → #b01137 (7.04:1)
- On black (#000000): 4.73:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f06a8a (7.13:1)

## Curated palettes containing it

- **Tabloid** (editorial, bold, vivid) — #e11d48, #111111, #facc15, #ffffff — Red, black and yellow on white is the loudest three-color system in print — use it when headlines are the product. — tool: https://brandsweets.com/palettes/new/e11d48-111111-facc15-ffffff — collection: https://brandsweets.com/palettes/editorial
- **Gemstone** (jewel-tones, vivid, dark, luxury) — #0f766e, #7e22ce, #e11d48, #0f0a1a, #f5eef8 — Emerald, amethyst and ruby on velvet-black — the jewel-tone trio; the surface must be dark or the stones go plastic. — tool: https://brandsweets.com/palettes/new/0f766e-7e22ce-e11d48-0f0a1a-f5eef8 — collection: https://brandsweets.com/palettes/jewel-tones

## 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/e91c4b-c49ca1-62cb80-2d221f-f1e9ef?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: "#e91c4b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.