# #d309fb

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

## Values

- Hex: `#d309fb`
- RGB: rgb(211, 9, 251)
- HSL: hsl(290, 97%, 51%)
- OKLCH: oklch(0.636 0.304 319)
- Relative luminance: 0.2101
- Nearest named color: Flirtatious Flamingo (#cc22ff, Δ 1.77) — https://brandsweets.com/colors/flirtatious-flamingo
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/d309fb

## Tints & shades

- Tints (toward white): #d722fc, #db36fc, #df4ffc, #e468fd, #e881fd, #ec96fd, #f1affe, #f5c8fe, #f9dcfe, #fdf5ff
- Shades (toward black): #c104e7, #b003d3, #9b03ba, #8602a1, #76028d, #610274, #4c015a, #370141, #26012d, #110014

## Harmonies

- Complementary: #31fb09
- Analogous: #5a09fb, #fb09aa
- Triadic: #fbd309, #09fbd3
- Split-complementary: #aafb09, #09fb5a
- Tetradic: #fb5a09, #31fb09, #09aafb

## Colors that go with #d309fb

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

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #d309fb 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/olivedrab
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #d309fb: 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 Green** #808000 [harmony: split] — Olive Green is a split-complement of #d309fb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Medium Sea Green** #3cb371 [harmony: split] — Medium Sea Green is a split-complement of #d309fb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/mediumseagreen
- **Dark Goldenrod** #b8860b [harmony: triadic] — Dark Goldenrod completes a triad with #d309fb — 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 #d309fb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/cadetblue
- **Medium Slate Blue** #7b68ee [harmony: analogous] — Medium Slate Blue is #d309fb'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/mediumslateblue
- **Crimson** #dc143c [pool] — Crimson is paired with #d309fb 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): 4.04:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #c504ec (4.56:1); AA: background → #141414 (4.56:1); AAA: text → #9703b5 (7.01:1)
- On black (#000000): 5.2:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #e159fc (7.04:1)

## 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/d309fb-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: "#d309fb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.