#1B71BC

#1B71BC

Color Values

HEX

#1B71BC

RGB

27, 113, 188

HSL

208.0, 74.9%, 42.2%

HSV

208.0, 85.6%, 73.7%

CMYK

85.6%, 39.9%, 0.0%, 26.3%

OKLCH

0.5391 0.1405 250.3

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#1B71BC

#BC661B

Analogous

#1BBCB7

#1B20BC

#1B71BC

Triadic

#1B71BC

#BC1B71

#71BC1B

Split Complementary

#1B71BC

#BC1B20

#BCB71B

Tetradic

#1B71BC

#B71BBC

#BC661B

#20BC1B

Color Blindness Simulation

Original

#1B71BC

Protanopia

#4041AA

Deuteranopia

#3B35A6

Tritanopia

#1F9C98

Achromatopsia

#646464

CSS Usage

background-color: #1B71BC;
color: #1B71BC;
border-color: #1B71BC;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F2F8FC
100
#E2EEF9
200
#C1DDF6
300
#94C5F0
400
#5AA5E7
500
#2086DF
600
#1A6BB2
700
#14568F
800
#10436F
900
#103351
950
#0A2033

Contrast Checker

Text on white

5.08:1

AA Pass AAA Fail

Text on black

4.13:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026