# #e51bf3

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

## Values

- Hex: `#e51bf3`
- RGB: rgb(229, 27, 243)
- HSL: hsl(296, 90%, 53%)
- OKLCH: oklch(0.661 0.299 325)
- Relative luminance: 0.2391
- Nearest named color: Epink (#dd33ff, Δ 2.803) — https://brandsweets.com/colors/epink
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/e51bf3

## Tints & shades

- Tints (toward white): #e734f4, #ea47f5, #ec5ff7, #ef72f8, #f28bf9, #f49efa, #f7b6fb, #f9cafc, #fce2fd, #fef5fe
- Shades (toward black): #da0ce9, #c30bd0, #ac0ab8, #9608a0, #84078d, #6d0674, #56055c, #400444, #29022c, #120113

## Harmonies

- Complementary: #2af31b
- Analogous: #791bf3, #f31b96
- Triadic: #f3e51b, #1bf3e5
- Split-complementary: #96f31b, #1bf379
- Tetradic: #f3791b, #2af31b, #1b96f3

## Colors that go with #e51bf3

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 #e51bf3 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 #e51bf3: 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
- **Light Sea Green** #20b2aa [harmony: split] — Light Sea Green is a split-complement of #e51bf3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lightseagreen
- **Olive Drab** #6b8e23 [harmony: split] — Olive Drab is a split-complement of #e51bf3: 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 #e51bf3 — 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 #e51bf3 — 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 #e51bf3'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
- **Crimson** #dc143c [pool] — Crimson is paired with #e51bf3 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): 3.63:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #cc0bda (4.54:1); AA: background → #1f1f1f (4.54:1); AAA: text → #9a09a5 (7.1:1)
- On black (#000000): 5.78:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #eb51f6 (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/e51bf3-c19fbf-9ccb62-2d1f28-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: "#e51bf3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.