#1B40E4 Color

#1B40E4 is rgb(27, 64, 228) in RGB and hsl(229, 79%, 50%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#1B40E4

HEX#1B40E4

RGBrgb(27, 64, 228)

HSLhsl(229, 79%, 50%)

HSVhsv(229, 88%, 89%)

OKLCHoklch(47.6% 0.247 265.7)

CMYKcmyk(88%, 72%, 0%, 11%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B40E4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.24:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.9:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B40E4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B40E4 Complementary#E4BF1B Analogous#1BA4E4 Analogous#5B1BE4 Triadic#E41B40 Triadic#40E41B

Tints & Shades

Lighter tints and darker shades of #1B40E4, useful for hover states, backgrounds, and text variants.

Tints

#3B5AE8 #5B75EC #7B90EF #96A7F3 #B6C2F6 #D6DDFA

Shades

#1737C4 #142FA9 #102689 #0D1F6E #09164E #060E32

Use #1B40E4 in Our Tools

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