Named color

Noble Plum

#871f78

hex#871f78

rgbrgb(135, 31, 120)

hslhsl(309, 63%, 33%)

oklchoklch(0.444 0.169 334.7)

Relative luminance 0.0749

Warm Vivid Playful Bold

Open in palette tool Check contrast

Noble Plum 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

a62693 bf2ba9 d33cbc d855c5 df72cf e58bd7 eba8e1 f1c1ea f7def4 fdf7fc

Shades — toward black

7d1c6e 701963 641758 57144d 4f1246 430f3b 360c30 2a0925 1d071a 11040f

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

Harmonies

Complementary

Open in tool →

871f78 1f892f

#1f892f

Analogous

Open in tool →

871f78 641f89 891f44

#641f89 · #891f44

Triadic

Open in tool →

871f78 79891f 1f7989

#79891f · #1f7989

Split-complementary

Open in tool →

871f78 44891f 1f8964

#44891f · #1f8964

Tetradic

Open in tool →

871f78 89641f 1f892f 1f4489

#89641f · #1f892f · #1f4489

Contrast

Noble Plum as text	Ratio	AA	AA large	AAA	Fix
Aaon white	8.41:1	pass	pass	pass	Passes AAA — no fix needed.
Aaon black	2.5:1	fail	fail	fail	AA: use #cc2eb4 as the text (4.62:1) AAA: use #de6ecd as the text (7.22:1) AA: or shift the background to #bfbfbf (4.57:1) AAA: or shift the background to #ebebeb (7.05:1)

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

Brands using this color

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

Fonts for this mood

Noble Plum reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

Warm fonts →Playful fonts →Bold fonts →

mcpConnect your agent — build around Noble Plum

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 #871f78 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/871f78-c19fb8-85cb62-2d1f25-eee9f1?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