Named color

Casper

#aab5b8

hex#aab5b8

rgbrgb(170, 181, 184)

hslhsl(193, 9%, 69%)

oklchoklch(0.765 0.013 215.8)

Relative luminance 0.4505

Muted Minimal

Open in palette tool Check contrast

Casper 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

b1bbbe bac3c5 c2cacc cad1d3 d3d8da d8dddf e0e4e5 e9ecec f1f3f3 f9fafa

Shades — toward black

98a5a9 859599 74868b 647378 566367 465053 384043 272e2f 1a1d1f 090b0b

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

Harmonies

Complementary

Open in tool →

aab5b8 b7aca9

#b7aca9

Analogous

Open in tool →

aab5b8 a9b7b3 a9adb7

#a9b7b3 · #a9adb7

Triadic

Open in tool →

aab5b8 b7a9b4 b4b7a9

#b7a9b4 · #b4b7a9

Split-complementary

Open in tool →

aab5b8 b7a9ad b7b3a9

#b7a9ad · #b7b3a9

Tetradic

Open in tool →

aab5b8 b3a9b7 b7aca9 adb7a9

#b3a9b7 · #b7aca9 · #adb7a9

Contrast

Casper as text	Ratio	AA	AA large	AAA	Fix
Aaon white	2.1:1	fail	fail	fail	AA: use #68797d as the text (4.55:1) AAA: use #4f5b5f as the text (7.01:1) AA: or shift the background to #454545 (4.57:1) AAA: or shift the background to #262626 (7.21:1)
Aaon black	10.01:1	pass	pass	pass	Passes AAA — no fix needed.

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

Casper reads as muted, minimal. The font library is tagged with the same vocabulary:

Minimal fonts →

mcpConnect your agent — build around Casper

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 #aab5b8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aab5b8-a2b5be-df4e75-1f242d-e9f1ef?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