#1B375A Color

#1B375A is rgb(27, 55, 90) in RGB and hsl(213, 54%, 23%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B375A

HEX#1B375A

RGBrgb(27, 55, 90)

HSLhsl(213, 54%, 23%)

HSVhsv(213, 70%, 35%)

OKLCHoklch(33.4% 0.071 255)

CMYKcmyk(70%, 39%, 0%, 65%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B375A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text12.06:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.74:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B375A based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B375A Complementary#5A3E1B Analogous#1B575A Analogous#1E1B5A Triadic#5A1B37 Triadic#375A1B

Tints & Shades

Lighter tints and darker shades of #1B375A, useful for hover states, backgrounds, and text variants.

Tints

#285286 #346AAD #4E86CA #79A4D7 #A5C1E4 #CCDCF0

Shades

#17304F #152B47 #12243B #0E1D2F #0B1623 #08111B

Use #1B375A in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex