# #ef09fb

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ef09fb`
- RGB: rgb(239, 9, 251)
- HSL: hsl(297, 97%, 51%)
- OKLCH: oklch(0.677 0.313 325.7)
- Relative luminance: 0.2551
- Nearest named color: fuchsia (#ff00ff, Δ 3.064) — https://brandsweets.com/colors/fuchsia
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/ef09fb

## Tints & shades

- Tints (toward white): #f122fc, #f236fc, #f44ffc, #f568fd, #f781fd, #f896fd, #faaffe, #fbc8fe, #fddcfe, #fef5ff
- Shades (toward black): #dc04e7, #c903d3, #b103ba, #9902a1, #86028d, #6e0274, #56015a, #3e0141, #2b012d, #130014

## Harmonies

- Complementary: #15fb09
- Analogous: #7609fb, #fb098e
- Triadic: #fbef09, #09fbef
- Split-complementary: #8efb09, #09fb76
- Tetradic: #fb7609, #15fb09, #098efb

## Colors that go with #ef09fb

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 #ef09fb 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
- **Light Sea Green** #20b2aa [harmony: split] — Light Sea Green is a split-complement of #ef09fb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lightseagreen
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #ef09fb: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal
- **Olive Drab** #6b8e23 [harmony: split] — Olive Drab is a split-complement of #ef09fb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olivedrab
- **Dark Goldenrod** #b8860b [harmony: triadic] — Dark Goldenrod completes a triad with #ef09fb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/darkgoldenrod
- **Crimson** #dc143c [pool] — Crimson is paired with #ef09fb in Snyk's brand system, as the lead colour. Seen in: Snyk (https://brandsweets.com/colors/brands/snyk-io). — https://brandsweets.com/colors/crimson
- **Lime** #00ff00 [pool] — Lime is paired with #ef09fb in Laser, as the lead colour. Seen in: Laser (https://brandsweets.com/palettes/vivid#laser). — https://brandsweets.com/colors/lime
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #ef09fb in Loom's brand system, as the lead colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 3.44:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #cd03d8 (4.56:1); AA: background → #242424 (4.51:1); AAA: text → #9902a1 (7.3:1)
- On black (#000000): 6.1:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f345fc (7.07:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ef09fb-c19fbe-9acb62-2d1f28-ede9f1?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: "#ef09fb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.