# #5b5c8f

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

## Values

- Hex: `#5b5c8f`
- RGB: rgb(91, 92, 143)
- HSL: hsl(239, 22%, 46%)
- OKLCH: oklch(0.496 0.081 282.2)
- Relative luminance: 0.1186
- Nearest named color: Berry Jam (#655883, Δ 2.402) — https://brandsweets.com/colors/berry-jam
- Moods: cool, muted
- Page: https://brandsweets.com/colors/5b5c8f

## Tints & shades

- Tints (toward white): #67679e, #7677a7, #8989b3, #9899bd, #a8a8c7, #b7b8d1, #c7c7db, #dadae7, #e9e9f1, #f9f9fb
- Shades (toward black): #545483, #4c4c76, #424267, #3a3a5a, #32324e, #2a2a41, #222235, #181825, #101019, #08080c

## Harmonies

- Complementary: #8f8e5b
- Analogous: #5b768f, #745b8f
- Triadic: #8f5b5c, #5c8f5b
- Split-complementary: #8f745b, #768f5b
- Tetradic: #8f5b76, #8f8e5b, #5b8f74

## Colors that go with #5b5c8f

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 #5b5c8f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Amazon (https://brandsweets.com/colors/brands/amazon-com), Campus (https://brandsweets.com/palettes/friendly#campus), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #5b5c8f in 6 real palettes, including Warner Bros.'s brand system and McDonald's's brand system, as the accent. Seen in: Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Activision's brand system and Pixar's brand system put Blue beside #5b5c8f, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #5b5c8f: 6 real palettes, including Fintech Trust and Ink & Paper, as the lead colour. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Glacier (https://brandsweets.com/palettes/cool#glacier), Unilever (https://brandsweets.com/colors/brands/unilever-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #5b5c8f in 15 real palettes, including Wells Fargo's brand system and Marvel's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/crimson
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #5b5c8f: 6 real palettes, including Campbell's's brand system and AT&T's brand system, as the supporting colour. Seen in: Campbell's (https://brandsweets.com/colors/brands/campbells-com), AT&T (https://brandsweets.com/colors/brands/att-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Honda (https://brandsweets.com/colors/brands/honda-com). — https://brandsweets.com/colors/firebrick
- **Light Coral** #f08080 [pool] — Designers have shipped Light Coral with #5b5c8f: 4 real palettes, including Sentry's brand system and Target : Expect More. Pay Less.'s brand system, as the lead colour. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Blush (https://brandsweets.com/palettes/light#blush), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/lightcoral
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #5b5c8f'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), American Express (https://brandsweets.com/colors/brands/americanexpress-com). — https://brandsweets.com/colors/steelblue

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

- On white (#ffffff): 6.23:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #545483 (7.06:1)
- On black (#000000): 3.37:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7071a4 (4.59:1); AA: background → #dedede (4.63:1); AAA: text → #9293b9 (7.1:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/5b5c8f-a09cc4-df964e-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: "#5b5c8f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.