#6390B2

#6390B2

Color Values

HEX

#6390B2

RGB

99, 144, 178

HSL

205.8, 33.9%, 54.3%

HSV

205.8, 44.4%, 69.8%

CMYK

44.4%, 19.1%, 0.0%, 30.2%

OKLCH

0.634 0.071 241.8

Properties

Cool Light Nearest: skyblue 3

Color Harmonies

Complementary

#6390B2

#B28563

Analogous

#63B2AC

#6368B2

#6390B2

Triadic

#6390B2

#B26390

#90B263

Split Complementary

#6390B2

#B26368

#B2AC63

Tetradic

#6390B2

#AC63B2

#B28563

#68B263

Color Blindness Simulation

Original

#6390B2

Protanopia

#7677AA

Deuteranopia

#7470A8

Tritanopia

#65A3A2

Achromatopsia

#898989

CSS Usage

background-color: #6390B2;
color: #6390B2;
border-color: #6390B2;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F8FA
100
#E8EEF2
200
#CFDDE7
300
#ADC5D7
400
#81A5C1
500
#5486AB
600
#436B89
700
#36556D
800
#2A4355
900
#22333F
950
#152028

Contrast Checker

Text on white

3.41:1

AA Fail AAA Fail

Text on black

6.16:1

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