# #4e4389

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

## Values

- Hex: `#4e4389`
- RGB: rgb(78, 67, 137)
- HSL: hsl(249, 34%, 40%)
- OKLCH: oklch(0.43 0.112 287.9)
- Relative luminance: 0.0744
- Nearest named color: darkslateblue (#483d8b, Δ 2.036) — https://brandsweets.com/colors/darkslateblue
- Moods: cool, muted
- Page: https://brandsweets.com/colors/4e4389

## Tints & shades

- Tints (toward white): #594d9d, #675bae, #776cb7, #8a81c1, #9d95cb, #b0aad5, #c3bedf, #d3cfe7, #e6e4f2, #f9f8fc
- Shades (toward black): #463d7b, #403871, #383163, #332c59, #2b254b, #231e3e, #1d1933, #151326, #100d1b, #08070e

## Harmonies

- Complementary: #7e8943
- Analogous: #435c89, #704389
- Triadic: #894e43, #43894e
- Split-complementary: #897043, #5c8943
- Tetradic: #89435c, #7e8943, #438970

## Colors that go with #4e4389

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 #4e4389: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Amazon (https://brandsweets.com/colors/brands/amazon-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #4e4389's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier), Capital One (https://brandsweets.com/colors/brands/capitalone-com), FedEx (https://brandsweets.com/colors/brands/fedex-com). — https://brandsweets.com/colors/steelblue
- **Blue** #0000ff [pool] — 7 real palettes, including CVS's brand system and Tesco's brand system put Blue beside #4e4389, as the supporting colour. Seen in: CVS (https://brandsweets.com/colors/brands/cvs-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #4e4389: 4 real palettes, including Blue Mono and Coca-Cola's brand system, as the supporting colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Peacock (https://brandsweets.com/colors/brands/peacocktv-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #4e4389 in 10 real palettes, including Wells Fargo's brand system and Walgreens's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Costco (https://brandsweets.com/colors/brands/costco-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #4e4389: 14 real palettes, including HP's brand system and Unilever's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Warbyparker (https://brandsweets.com/colors/brands/warbyparker-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 18 real palettes, including First Snow and Microsoft's brand system put Midnight Blue beside #4e4389, as that palette's text colour. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), FIFA (https://brandsweets.com/colors/brands/fifa-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #4e4389 in 14 real palettes, including Nokia's brand system and Carrefour's brand system, as the supporting colour. Seen in: Nokia (https://brandsweets.com/colors/brands/nokia-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Motorola (https://brandsweets.com/colors/brands/motorola-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 8.44:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.49:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #776cb7 (4.61:1); AA: background → #bfbfbf (4.59:1); AAA: text → #978ec7 (7.01:1); AAA: background → #ebebeb (7.08:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/4e4389-a79cc4-dfae4e-271f2d-e9ecf1?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: "#4e4389" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.