# #ef5780

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

## Values

- Hex: `#ef5780`
- RGB: rgb(239, 87, 128)
- HSL: hsl(344, 83%, 64%)
- OKLCH: oklch(0.668 0.189 7.3)
- Relative luminance: 0.2673
- Nearest named color: Flamboyant Flamingo (#f74480, Δ 3.01) — https://brandsweets.com/colors/flamboyant-flamingo
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ef5780

## Tints & shades

- Tints (toward white): #f1658a, #f27898, #f486a3, #f598b1, #f7a6bc, #f8b4c6, #fac7d5, #fbd5df, #fde8ed, #fef6f8
- Shades (toward black): #ed3b6a, #ea1f55, #d71448, #bb113e, #9f0f35, #830c2c, #670a22, #4b0719, #2f0410, #130206

## Harmonies

- Complementary: #57efc7
- Analogous: #ef57cc, #ef7b57
- Triadic: #80ef57, #5780ef
- Split-complementary: #57ef7b, #57ccef
- Tetradic: #ccef57, #57efc7, #7b57ef

## Colors that go with #ef5780

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 #ef5780: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Audi (https://brandsweets.com/colors/brands/audi-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: split] — Medium Sea Green is a split-complement of #ef5780: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Sourcegraph (https://brandsweets.com/colors/brands/sourcegraph-com), Heineken (https://brandsweets.com/colors/brands/heineken-com). — https://brandsweets.com/colors/mediumseagreen
- **Light Sea Green** #20b2aa [harmony, pool: complementary] — Light Sea Green sits directly opposite #ef5780 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/lightseagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #ef5780 in 4 real palettes, including Google's brand system and Beach Hut, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Ember (https://brandsweets.com/palettes/bold#ember), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Monzo's brand system and Dunkin''s brand system put Blue beside #ef5780, as the accent. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Glossier (https://brandsweets.com/colors/brands/glossier-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #ef5780: 4 real palettes, including Cobalt Pop and NASA's brand system, as the lead colour. Seen in: Cobalt Pop (https://brandsweets.com/palettes/bold#cobalt-pop), NASA (https://brandsweets.com/colors/brands/nasa-gov), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Tide (https://brandsweets.com/colors/brands/tide-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #ef5780 in 7 real palettes, including Snyk's brand system and Redfin's brand system, as the lead colour. Seen in: Snyk (https://brandsweets.com/colors/brands/snyk-io), Redfin (https://brandsweets.com/colors/brands/redfin-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Wise (https://brandsweets.com/colors/brands/wise-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #ef5780: 11 real palettes, including Target : Expect More. Pay Less.'s brand system and Maybelline's brand system, as the accent. Seen in: Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Maybelline (https://brandsweets.com/colors/brands/maybelline-com), ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Costco (https://brandsweets.com/colors/brands/costco-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3.31:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e5154d (4.62:1); AA: background → #262626 (4.57:1); AAA: text → #ad103a (7.21:1)
- On black (#000000): 6.35:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f16a8e (7.19:1)

## 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/ef5780-c49ca2-62cb7c-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: "#ef5780" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.