Named color

Blue Whale

#1e3442

hex#1e3442

rgbrgb(30, 52, 66)

hslhsl(203, 38%, 19%)

oklchoklch(0.313 0.038 237.6)

Relative luminance 0.0313

Cool Dark Luxury Bold Modern

Open in palette tool Check contrast

Blue Whale 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 3 public brands that use it and the palettes it appears in.

Tints & shades

Tints — toward white

2b4b5f 37617b 447797 538db2 6fa0be 87b0c9 a4c3d6 c0d5e3 dce8ef f8fafc

Shades — toward black

1c323f 192c38 182a35 15242e 13212a 101c23 0e1920 0b1319 091115 060b0e

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

Harmonies

Complementary

Open in tool →

1e3442 432c1e

#432c1e

Analogous

Open in tool →

1e3442 1e433f 1e2243

#1e433f · #1e2243

Triadic

Open in tool →

1e3442 431e35 35431e

#431e35 · #35431e

Split-complementary

Open in tool →

1e3442 431e22 433f1e

#431e22 · #433f1e

Tetradic

Open in tool →

1e3442 3f1e43 432c1e 22431e

#3f1e43 · #432c1e · #22431e

Contrast

Blue Whale as text	Ratio	AA	AA large	AAA	Fix
Aaon white	12.92:1	pass	pass	pass	Passes AAA — no fix needed.
Aaon black	1.63:1	fail	fail	fail	AA: use #467a9b as the text (4.52:1) AAA: use #6b9dbd as the text (7.18:1) AA: or shift the background to #999999 (4.54:1) AAA: or shift the background to #bfbfbf (7.03:1)

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

Brands using this color

Fonts for this mood

Blue Whale reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

Luxury fonts →Bold fonts →Modern fonts →

mcpConnect your agent — build around Blue Whale

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 #1e3442 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e3442-9cb0c4-df4e5d-1f222d-e9f1f0?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