# #d51ff9

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

## Values

- Hex: `#d51ff9`
- RGB: rgb(213, 31, 249)
- HSL: hsl(290, 95%, 55%)
- OKLCH: oklch(0.643 0.296 319.7)
- Relative luminance: 0.2197
- Nearest named color: Flirtatious Flamingo (#cc22ff, Δ 2.04) — https://brandsweets.com/colors/flirtatious-flamingo
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/d51ff9

## Tints & shades

- Tints (toward white): #d933fa, #dd4cfa, #e160fb, #e574fb, #e98dfc, #eda1fd, #f1b4fd, #f5c8fe, #f9e1fe, #fdf5ff
- Shades (toward black): #d006f9, #bb06e0, #a705c7, #9204ae, #7d0495, #640377, #4f025e, #3a0246, #25012d, #110114

## Harmonies

- Complementary: #44f91f
- Analogous: #681ff9, #f91fb1
- Triadic: #f9d51f, #1ff9d5
- Split-complementary: #b1f91f, #1ff968
- Tetradic: #f9681f, #44f91f, #1fb1f9

## Colors that go with #d51ff9

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 #d51ff9 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
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #d51ff9: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Olive Drab** #6b8e23 [harmony: split] — Olive Drab is a split-complement of #d51ff9: 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 #d51ff9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/darkgoldenrod
- **Cadet Blue** #5f9ea0 [harmony: triadic] — Cadet Blue completes a triad with #d51ff9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/cadetblue
- **Deep Pink** #ff1493 [harmony: analogous] — Deep Pink is #d51ff9's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. — https://brandsweets.com/colors/deeppink
- **Medium Purple** #9370db [harmony: analogous] — Medium Purple is #d51ff9's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. — https://brandsweets.com/colors/mediumpurple
- **Crimson** #dc143c [pool] — Crimson is paired with #d51ff9 in Snyk's brand system, as the lead colour. Seen in: Snyk (https://brandsweets.com/colors/brands/snyk-io). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 3.89:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #c406ea (4.6:1); AA: background → #171717 (4.6:1); AAA: text → #9605b3 (7.07:1)
- On black (#000000): 5.39:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #e05bfb (7.06:1)

## 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/d51ff9-bf9fc1-a6cb62-2d1f29-ece9f1?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: "#d51ff9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.