Named color

Dark Prince

#6b6c89

hex#6b6c89

rgbrgb(107, 108, 137)

hslhsl(238, 12%, 48%)

oklchoklch(0.541 0.045 283.2)

Relative luminance 0.1566

Cool Muted

Open in palette tool Check contrast

Dark Prince on this page is the real value, not a screenshot: exact hex, RGB, HSL and OKLCH, ten tints and ten shades, classic harmonies, and WCAG contrast with fixes — plus the curated palettes it appears in and any public brand that adopts it.

Tints & shades

Tints — toward white

797a96 8788a1 9596ac a4a4b7 b2b2c2 c0c1ce cecfd9 dddde4 ebebef f9f9fb

Shades — toward black

63647e 58586f 4f4f64 434456 3a3b4a 31323f 262631 1d1d25 121217 09090b

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

6b6c89 89886c

#89886c

Analogous

Open in tool →

6b6c89 6c7b89 796c89

#6c7b89 · #796c89

Triadic

Open in tool →

6b6c89 896c6d 6d896c

#896c6d · #6d896c

Split-complementary

Open in tool →

6b6c89 89796c 7b896c

#89796c · #7b896c

Tetradic

Open in tool →

6b6c89 896c7b 89886c 6c8979

#896c7b · #89886c · #6c8979

Contrast

Dark Prince as text	Ratio	AA	AA large	AAA	Fix
Aaon white	5.08:1	pass	pass	fail	AAA: use #55566d as the text (7.15:1)
Aaon black	4.13:1	fail	pass	fail	AA: use #737491 as the text (4.64:1) AAA: use #9596ac as the text (7.24:1) AA: or shift the background to #f2f2f2 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with Dark Prince as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around Dark Prince

live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp

claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp

try this prompt

›analyze #6b6c89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b6c89-9f9cc4-df944e-251f2d-e9edf1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md