# #45636e

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

## Values

- Hex: `#45636e`
- RGB: rgb(69, 99, 110)
- HSL: hsl(196, 23%, 35%)
- OKLCH: oklch(0.481 0.039 222.7)
- Relative luminance: 0.1131
- Nearest named color: Atlantis (#336172, Δ 2.26) — https://brandsweets.com/colors/atlantis
- Moods: cool, muted
- Page: https://brandsweets.com/colors/45636e

## Tints & shades

- Tints (toward white): #517481, #5e8897, #6f96a5, #82a4b0, #97b4be, #aac2ca, #bdcfd6, #d0dde2, #e6edef, #f9fafb
- Shades (toward black): #3f5a64, #39525b, #334952, #2d4148, #27383f, #1f2d32, #1a2529, #141c1f, #0e1416, #080b0d

## Harmonies

- Complementary: #6e5045
- Analogous: #456e64, #454e6e
- Triadic: #6e4563, #636e45
- Split-complementary: #6e454e, #6e6445
- Tetradic: #64456e, #6e5045, #4e6e45

## Colors that go with #45636e

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 #45636e: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Pampers (https://brandsweets.com/colors/brands/pampers-com), Gusto (https://brandsweets.com/colors/brands/gusto-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/charcoal
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #45636e's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Capital One (https://brandsweets.com/colors/brands/capitalone-com), Discover (https://brandsweets.com/colors/brands/discover-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), American Express (https://brandsweets.com/colors/brands/americanexpress-com). — https://brandsweets.com/colors/steelblue
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #45636e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/sienna
- **Blue** #0000ff [pool] — 4 real palettes, including Warp's brand system and Rolex's brand system put Blue beside #45636e, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Rolex (https://brandsweets.com/colors/brands/rolex-com), Activision (https://brandsweets.com/colors/brands/activision-com), Tesco (https://brandsweets.com/colors/brands/tesco-com). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Graphite Mono and Blush put Blush Pink beside #45636e, as the accent. Seen in: Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Blush (https://brandsweets.com/palettes/light#blush), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Nursery (https://brandsweets.com/palettes/light#nursery). — https://brandsweets.com/colors/blush-pink
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #45636e: 4 real palettes, including Alpine and Dusk, as the supporting colour. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Darkroom and BrandSweets's brand system put Champagne beside #45636e, as the surface under it. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #45636e: 4 real palettes, including Ink & Paper and Fintech Trust, as the accent. Seen in: Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/cobalt

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

- On white (#ffffff): 6.44:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #415d68 (7.02:1)
- On black (#000000): 3.26:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #567c8a (4.65:1); AA: background → #d9d9d9 (4.56:1); AAA: text → #759ba9 (7.02:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/45636e-9cb5c4-df4e6e-1f232d-e9f1ef?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: "#45636e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.