#377ACD

#377ACD

Color Values

HEX

#377ACD

RGB

55, 122, 205

HSL

213.2, 60.0%, 51.0%

HSV

213.2, 73.2%, 80.4%

CMYK

73.2%, 40.5%, 0.0%, 19.6%

OKLCH

0.5779 0.1449 255.3

Properties

Cool Light Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#377ACD

#CD8A37

Analogous

#37C5CD

#3F37CD

#377ACD

Triadic

#377ACD

#CD377A

#7ACD37

Split Complementary

#377ACD

#CD3F37

#C5CD37

Tetradic

#377ACD

#CD37C5

#CD8A37

#37CD3F

Color Blindness Simulation

Original

#377ACD

Protanopia

#5455B9

Deuteranopia

#504BB4

Tritanopia

#3AA9A6

Achromatopsia

#727272

CSS Usage

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

Tailwind Shades

50
#F3F7FB
100
#E4ECF6
200
#C6D9F1
300
#9DBEE7
400
#689BD9
500
#3377CC
600
#295FA3
700
#214C83
800
#1A3C66
900
#162E4B
950
#0E1D2F

Contrast Checker

Text on white

4.35:1

AA Fail AAA Fail

Text on black

4.83:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026