#377EC6

#377EC6

Color Values

HEX

#377EC6

RGB

55, 126, 198

HSL

210.2, 56.5%, 49.6%

HSV

210.2, 72.2%, 77.6%

CMYK

72.2%, 36.4%, 0.0%, 22.4%

OKLCH

0.5827 0.1317 251.4

Properties

Cool Light Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#377EC6

#C67F37

Analogous

#37C5C6

#3737C6

#377EC6

Triadic

#377EC6

#C6377E

#7EC637

Split Complementary

#377EC6

#C63737

#C5C637

Tetradic

#377EC6

#C637C5

#C67F37

#37C637

Color Blindness Simulation

Original

#377EC6

Protanopia

#5656B5

Deuteranopia

#524CB0

Tritanopia

#3BA7A4

Achromatopsia

#747474

CSS Usage

background-color: #377EC6;
color: #377EC6;
border-color: #377EC6;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5EDF6
200
#C7DBEF
300
#9FC2E4
400
#6BA0D6
500
#377FC8
600
#2C66A0
700
#235180
800
#1C4064
900
#183049
950
#0F1E2E

Contrast Checker

Text on white

4.23:1

AA Fail AAA Fail

Text on black

4.96:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026