#181BD1 Hex Color
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The hex code #181bd1 is a vivid, deep blue with a slight violet cast and strong saturation. Its cool, authoritative character suits technology, finance, security, and government branding. The intensity works best as a bold accent or dominant interface color. Pair it with white for crisp contrast, with about 9.9:1 contrast for accessible body text.
Questions about #181bd1
What is #181bd1 in RGB, HSL and CMYK?
In RGB, #181bd1 is rgb(24, 27, 209), in HSL hsl(239, 79%, 46%) and in CMYK 89%, 87%, 0%, 18%.
What colors pair well with #181bd1?
#181bd1 pairs well with white, soft neutrals, and cool grays that let its saturated blue stand out; pale yellow or warm gold can add complementary contrast without overwhelming the design. Use quieter supporting colors so the vivid blue remains the visual anchor.
What mood does #181bd1 convey?
#181bd1 reads as cool, confident, and energetic because its deep blue base is highly saturated and slightly violet, making it a strong fit for digital products and formal visual identities. It can feel more commanding than softer, grayer blues.
Is #181bd1 readable on white or black?
#181bd1 has a 9.92:1 contrast ratio on white and 2.11:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it is too faint for text. Try other pairs in the contrast checker.