#378DCE

#378DCE

Color Values

HEX

#378DCE

RGB

55, 141, 206

HSL

205,8, 60,6%, 51,2%

HSV

205,8, 73,3%, 80,8%

CMYK

73,3%, 31,6%, 0,0%, 19,2%

OKLCH

0,6216 0,1277 245,0

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#378DCE

#CE7837

Analogous

#37CEC3

#3742CE

#378DCE

Triadic

#378DCE

#CE378D

#8DCE37

Split Complementary

#378DCE

#CE3742

#CEC337

Tetradic

#378DCE

#C337CE

#CE7837

#42CE37

Color Blindness Simulation

Original

#378DCE

Protanopia

#5C5DBE

Deuteranopia

#5751BA

Tritanopia

#3BB2AF

Achromatopsia

#7F7F7F

CSS Usage

background-color: #378DCE;
color: #378DCE;
border-color: #378DCE;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F8FB
100
#E4EEF6
200
#C6DEF1
300
#9DC7E7
400
#67A9DA
500
#328ACD
600
#286FA4
700
#205983
800
#194566
900
#16344B
950
#0E212F

Contrast Checker

Text on white

3,58:1

AA Fail AAA Fail

Text on black

5,86:1

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