# #4145c3

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

## Values

- Hex: `#4145c3`
- RGB: rgb(65, 69, 195)
- HSL: hsl(238, 52%, 51%)
- OKLCH: oklch(0.469 0.192 274.7)
- Relative luminance: 0.0932
- Nearest named color: Blurple (#5539cc, Δ 3.727) — https://brandsweets.com/colors/blurple
- Moods: cool, modern
- Page: https://brandsweets.com/colors/4145c3

## Tints & shades

- Tints (toward white): #5458c9, #6467ce, #777ad4, #8b8dda, #9ea0e0, #aeafe5, #c1c2eb, #d4d5f2, #e4e4f6, #f7f7fd
- Shades (toward black): #383cb2, #3337a3, #2d318f, #272a7c, #22256d, #1c1e59, #161846, #101132, #0b0c23, #050510

## Harmonies

- Complementary: #c3bf41
- Analogous: #4186c3, #7e41c3
- Triadic: #c34145, #45c341
- Split-complementary: #c37e41, #86c341
- Tetradic: #c34186, #c3bf41, #41c37e

## Colors that go with #4145c3

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #4145c3: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Campus (https://brandsweets.com/palettes/friendly#campus), HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #4145c3 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/seagreen
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #4145c3's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: American Express (https://brandsweets.com/colors/brands/americanexpress-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #4145c3 in 5 real palettes, including Warner Bros.'s brand system and Walmart's brand system, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Zillow's brand system and Pixar's brand system put Blue beside #4145c3, as the lead colour. Seen in: Zillow (https://brandsweets.com/colors/brands/zillow-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com), Tesco (https://brandsweets.com/colors/brands/tesco-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #4145c3: 7 real palettes, including Blue Mono and Gopro's brand system, as the supporting colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Gopro (https://brandsweets.com/colors/brands/gopro-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #4145c3 in 17 real palettes, including Behance's brand system and Netflix's brand system, as the accent. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Dark Orchid** #9932cc [harmony, pool: analogous] — Dark Orchid is #4145c3's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com). — https://brandsweets.com/colors/darkorchid

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

- On white (#ffffff): 7.33:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.86:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #686bcf (4.59:1); AA: background → #cccccc (4.57:1); AAA: text → #8f91dc (7.25:1); AAA: background → #fafafa (7.02:1)

## Fonts for this mood

- 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/4145c3-9f9cc4-df944e-251f2d-e9edf1?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: "#4145c3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.