#1F4658 Hex Color
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#1f4658 is a dark, muted blue with cool gray and subtle green undertones. Its low brightness creates a serious, dependable mood suited to finance, technology, government, and nautical branding. Use it as a dominant background or dark-mode base, pairing it with burgundy or warm ivory. The hex code #1f4658 supports clear white body text at about 10.1:1 contrast.
Questions about #1f4658
What is #1f4658 in RGB, HSL and CMYK?
In RGB, #1f4658 is rgb(31, 70, 88), in HSL hsl(199, 48%, 23%) and in CMYK 65%, 20%, 0%, 65%. Browse more shades of blue with names and hex codes.
Is #1f4658 a warm or cool color?
#1f4658 reads as a cool, dark blue because its blue base is softened by gray and a slight green undertone. That restrained cast keeps it serious and dependable rather than bright or energetic.
What colors pair well with #1f4658?
Pair #1f4658 with warm ivory for readable contrast, burgundy for a richer accent, or soft blue-gray for a restrained monochromatic scheme. Keep brighter accents limited so the dark blue remains the visual anchor.
Is #1f4658 readable on white or black?
#1f4658 has a 10.11:1 contrast ratio on white and 2.07:1 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.