HEX Color #1D57DB (Royalblue)

About #1D57DB

The precise color #1D57DB is an excellent choice for modern design projects. If you're using CSS, you might find it aligns closely with Royalblue. In the RGB color space, it consists of 29 red, 87 green, and 219 blue.

For print applications, it's crucial to understand its CMYK makeup. To reproduce this shade on paper, a printer utilizes 87% cyan and 60% magenta inks. With a hue angle of 221.7 degrees, it sits comfortably in the blue spectrum.

Ensuring your text is legible against this background is a key part of web design. Because it is a medium color, it is generally recommended to use #FFFFFF text. Strict adherence to these ratios protects visually impaired users from unreadable interfaces.

Color Space Conversions

HEX#1D57DB

RGB29, 87, 219

HSL221.7°, 76.6%, 48.6%

CMYK87%, 60%, 0%, 14%

HSV221.7°, 86.8%, 85.9%

LAB41.5, 32.1, -72.2

XYZ16.7, 12.2, 68.5

Decimal1923035

Color Harmonies

Complementary

#1D57DB #DBA11D

Analogous

#1DB5DB #411DDB

Triadic

#DB1D56 #56DB1D

Tetradic

#DB1DB5 #DBA11D #1DDB42

Tints, Shades & Tones

Tints (Adding White)

#1D57DB

#3669DF

#4F7CE3

#688FE7

#81A1EB

#9AB4EF

#B3C7F3

#CCD9F7

#E5ECFB

#FFFFFF

Shades (Adding Black)

#1D57DB

#194DC2

#1643AA

#133A92

#103079

#0C2661

#091D49

#061330

#030918

#000000

WCAG Contrast Accessibility

6.11:1

Text on #FFFFFF

AA

3.44:1

Text on #000000

AA Large

5.84:1

Text on #F8FAFC

AA

2.92:1

Text on #0F172A

FAIL

CSS Implementation

.bg-color { background-color: #1D57DB; }

.text-color { color: #1D57DB; }

.border-color { border: 2px solid #1D57DB; }

Similar Colors

Royalblue

#4169E1