# #4c455e

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

## Values

- Hex: `#4c455e`
- RGB: rgb(76, 69, 94)
- HSL: hsl(257, 15%, 32%)
- OKLCH: oklch(0.408 0.042 297.3)
- Relative luminance: 0.066
- Nearest named color: Black Magic (#4f4554, Δ 1.765) — https://brandsweets.com/colors/black-magic
- Moods: cool, muted
- Page: https://brandsweets.com/colors/4c455e

## Tints & shades

- Tints (toward white): #5d5572, #6b6284, #7d7297, #8d84a4, #a098b3, #b3adc2, #c3becf, #d6d3de, #e7e5eb, #faf9fb
- Shades (toward black): #453f55, #3e384c, #393446, #322e3e, #2b2735, #24212c, #1d1a23, #18161d, #110f15, #0a090c

## Harmonies

- Complementary: #575e45
- Analogous: #454b5e, #59455e
- Triadic: #5e4c45, #455e4c
- Split-complementary: #5e5945, #4b5e45
- Tetradic: #5e454b, #575e45, #455e59

## Colors that go with #4c455e

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

- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #4c455e's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Capital One (https://brandsweets.com/colors/brands/capitalone-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #4c455e — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Gusto (https://brandsweets.com/colors/brands/gusto-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/teal
- **Blue** #0000ff [pool] — 5 real palettes, including Jeep's brand system and Alaska Airlines's brand system put Blue beside #4c455e, as the accent. Seen in: Jeep (https://brandsweets.com/colors/brands/jeep-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Nursery and Garden Wedding put Blush Pink beside #4c455e, as the lead colour. Seen in: Nursery (https://brandsweets.com/palettes/light#nursery), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Blush (https://brandsweets.com/palettes/light#blush), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden). — https://brandsweets.com/colors/blush-pink
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #4c455e: 4 real palettes, including Dusk and Paper & Pine, as the supporting colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Open House (https://brandsweets.com/palettes/clean#open-house), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Darkroom and Bramble put Champagne beside #4c455e, as the surface under it. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bramble (https://brandsweets.com/palettes/muted#bramble), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #4c455e: 5 real palettes, including Desert Road and Bramble, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Bramble (https://brandsweets.com/palettes/muted#bramble), Dusk (https://brandsweets.com/palettes/cool#dusk), Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #4c455e: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 9.05:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.32:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #7a6f95 (4.54:1); AA: background → #b8b8b8 (4.56:1); AAA: text → #9b92af (7.12:1); AAA: background → #e3e3e3 (7.05:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/4c455e-ac9cc4-dfc24e-291f2d-e9ebf1?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: "#4c455e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.