# #ef1fa3

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

## Values

- Hex: `#ef1fa3`
- RGB: rgb(239, 31, 163)
- HSL: hsl(322, 87%, 53%)
- OKLCH: oklch(0.637 0.254 349)
- Relative luminance: 0.2198
- Nearest named color: Fanatic Fuchsia (#ee1199, Δ 1.542) — https://brandsweets.com/colors/fanatic-fuchsia
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ef1fa3

## Tints & shades

- Tints (toward white): #f137ad, #f24ab5, #f462be, #f575c6, #f78dd0, #f8a0d8, #fab7e2, #fbcbe9, #fde2f3, #fef5fb
- Shades (toward black): #e51097, #cd0e87, #b50d77, #9d0b68, #8a0a5b, #72084b, #5b063c, #43052c, #2b031c, #13010d

## Harmonies

- Complementary: #1fef6b
- Analogous: #d41fef, #ef1f3b
- Triadic: #a3ef1f, #1fa3ef
- Split-complementary: #3bef1f, #1fefd4
- Tetradic: #efd41f, #1fef6b, #1f3bef

## Colors that go with #ef1fa3

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Medium Sea Green** #3cb371 [harmony: complementary] — Medium Sea Green sits directly opposite #ef1fa3 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/mediumseagreen
- **Cadet Blue** #5f9ea0 [harmony: split] — Cadet Blue is a split-complement of #ef1fa3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/cadetblue
- **Olive Drab** #6b8e23 [harmony: split] — Olive Drab is a split-complement of #ef1fa3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olivedrab
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #ef1fa3: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal
- **Tomato** #ff6347 [pool] — Two real palettes: Night Market and Sunset Boulevard put Tomato beside #ef1fa3, as the lead colour. Seen in: Night Market (https://brandsweets.com/palettes/vivid#night-market), Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard). — https://brandsweets.com/colors/tomato
- **Yellow** #ffff00 [pool] — Two real palettes: JetBrains's brand system and Arcade put Yellow beside #ef1fa3, as the accent. Seen in: JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Arcade (https://brandsweets.com/palettes/vivid#arcade). — https://brandsweets.com/colors/yellow
- **Steel Blue** #4682b4 [harmony: triadic] — Steel Blue completes a triad with #ef1fa3 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/steelblue
- **Aqua** #00ffff [pool] — Arcade puts Aqua beside #ef1fa3, as the supporting colour. Seen in: Arcade (https://brandsweets.com/palettes/vivid#arcade). — https://brandsweets.com/colors/aqua

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

- On white (#ffffff): 3.89:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #db0f91 (4.68:1); AA: background → #171717 (4.61:1); AAA: text → #a70c6e (7.19:1)
- On black (#000000): 5.4:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f45dbc (7.14:1)

## Brands using this color

- **JetBrains** — primary #f1049f (Δ 1.137) — https://brandsweets.com/colors/brands/jetbrains-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/ef1fa3-c19fb1-6ecb62-2d1f22-f0e9f1?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: "#ef1fa3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.