# #ef3979

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

## Values

- Hex: `#ef3979`
- RGB: rgb(239, 57, 121)
- HSL: hsl(339, 85%, 58%)
- OKLCH: oklch(0.638 0.219 5.3)
- Relative luminance: 0.2266
- Nearest named color: Amor (#ee3377, Δ 0.762) — https://brandsweets.com/colors/amor
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ef3979

## Tints & shades

- Tints (toward white): #f04c85, #f25f92, #f4719f, #f584ac, #f797b9, #f8aac5, #fabdd2, #fbd0df, #fde3ec, #fef6f9
- Shades (toward black): #ed2169, #de1259, #c61050, #aa0e44, #920c3b, #7b0a31, #5e0826, #47061c, #2a0311, #130208

## Harmonies

- Complementary: #39efaf
- Analogous: #ef39d4, #ef5439
- Triadic: #79ef39, #3979ef
- Split-complementary: #39ef54, #39d4ef
- Tetradic: #d4ef39, #39efaf, #5439ef

## Colors that go with #ef3979

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 #ef3979: 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), Audi (https://brandsweets.com/colors/brands/audi-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Cadet Blue** #5f9ea0 [harmony, pool: complementary] — Cadet Blue sits directly opposite #ef3979 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/cadetblue
- **Blue** #0000ff [pool] — 7 real palettes, including Dunkin''s brand system and Monzo's brand system put Blue beside #ef3979, as the supporting colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Monzo (https://brandsweets.com/colors/brands/monzo-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Gap (https://brandsweets.com/colors/brands/gap-com). — https://brandsweets.com/colors/blue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #ef3979: 10 real palettes, including Maybelline's brand system and ElevenLabs's brand system, as the accent. Seen in: Maybelline (https://brandsweets.com/colors/brands/maybelline-com), ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Costco (https://brandsweets.com/colors/brands/costco-com), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #ef3979: 4 real palettes, including JetBrains's brand system and Google's brand system, as the supporting colour. Seen in: JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Google (https://brandsweets.com/colors/brands/google-com), Databricks (https://brandsweets.com/colors/brands/databricks-com), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #ef3979: 5 real palettes, including Wendy's's brand system and 3M's brand system, as the supporting colour. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), 3M (https://brandsweets.com/colors/brands/3m-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 #ef3979 in 7 real palettes, including Tequila Sunrise and Tabloid, as the accent. Seen in: Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com), Night Market (https://brandsweets.com/palettes/vivid#night-market). — https://brandsweets.com/colors/gold
- **Medium Sea Green** #3cb371 [harmony, pool: split] — Medium Sea Green is a split-complement of #ef3979: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: 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

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

- On white (#ffffff): 3.8:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e7135d (4.52:1); AA: background → #1a1a1a (4.58:1); AAA: text → #af0e46 (7.06:1)
- On black (#000000): 5.53:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f36899 (7.25:1)

## 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/ef3979-c49ca5-62cb74-2d211f-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: "#ef3979" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.