#377EC1

#377EC1

Color Values

HEX

#377EC1

RGB

55, 126, 193

HSL

209.1, 55.6%, 48.6%

HSV

209.1, 71.5%, 75.7%

CMYK

71.5%, 34.7%, 0.0%, 24.3%

OKLCH

0.5798 0.1254 249.8

Properties

Cool Light Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#377EC1

#C17A37

Analogous

#37C1BF

#3739C1

#377EC1

Triadic

#377EC1

#C1377E

#7EC137

Split Complementary

#377EC1

#C13739

#C1BF37

Tetradic

#377EC1

#BF37C1

#C17A37

#39C137

Color Blindness Simulation

Original

#377EC1

Protanopia

#5656B1

Deuteranopia

#524CAD

Tritanopia

#3BA4A1

Achromatopsia

#747474

CSS Usage

background-color: #377EC1;
color: #377EC1;
border-color: #377EC1;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5EDF6
200
#C7DCEF
300
#A0C3E4
400
#6CA2D5
500
#3982C6
600
#2D689F
700
#24537F
800
#1C4163
900
#183149
950
#0F1F2E

Contrast Checker

Text on white

4.27:1

AA Fail AAA Fail

Text on black

4.92:1

AA Pass 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