# #e51565

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

## Values

- Hex: `#e51565`
- RGB: rgb(229, 21, 101)
- HSL: hsl(337, 83%, 49%)
- OKLCH: oklch(0.596 0.231 7.8)
- Relative luminance: 0.1813
- Nearest named color: Borderline Pink (#ee1166, Δ 1.766) — https://brandsweets.com/colors/borderline-pink
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/e51565

## Tints & shades

- Tints (toward white): #eb2873, #ed4082, #ef5791, #f26ea1, #f486b0, #f598bc, #f8b0cb, #fac7da, #fcdeea, #fef6f9
- Shades (toward black): #d2145d, #bb1152, #a8104a, #910d40, #7e0c38, #670a2d, #540825, #3d061b, #2a0413, #130208

## Harmonies

- Complementary: #15e595
- Analogous: #e515cc, #e52d15
- Triadic: #65e515, #1565e5
- Split-complementary: #15e52d, #15cce5
- Tetradic: #cce515, #15e595, #2d15e5

## Colors that go with #e51565

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 #e51565: 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), Audi (https://brandsweets.com/colors/brands/audi-com), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Steel Blue** #4682b4 [harmony, pool: triadic] — Steel Blue completes a triad with #e51565 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. 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 #e51565 in 4 real palettes, including McDonald's's brand system and Wired's brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wired (https://brandsweets.com/colors/brands/wired-com), Google (https://brandsweets.com/colors/brands/google-com), Maple (https://brandsweets.com/palettes/warm#maple). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 7 real palettes, including Dunkin''s brand system and Tim Hortons's brand system put Blue beside #e51565, as the supporting colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Doordash (https://brandsweets.com/colors/brands/doordash-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #e51565: 4 real palettes, including Walgreens's brand system and MLB's brand system, as the accent. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), MLB (https://brandsweets.com/colors/brands/mlb-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #e51565: 15 real palettes, including Ulta Beauty's brand system and Costco's brand system, as the supporting colour. Seen in: Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Costco (https://brandsweets.com/colors/brands/costco-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #e51565: 5 real palettes, including Wendy's's brand system and Huawei's brand system, as the supporting colour. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Huawei (https://brandsweets.com/colors/brands/huawei-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Vodafone (https://brandsweets.com/colors/brands/vodafone-com). — https://brandsweets.com/colors/firebrick
- **Gold** #ffd700 [pool] — Gold shows up next to #e51565 in 6 real palettes, including Tabloid and Tequila Sunrise, as the accent. Seen in: Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), Lay's (https://brandsweets.com/colors/brands/lays-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/gold

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

- On white (#ffffff): 4.54:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ad104c (7.11:1)
- On black (#000000): 4.63:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f1659b (7.07:1)

## 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/e51565-c49ca7-62cb70-2d201f-f1e9f0?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: "#e51565" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.