#669ACE

#669ACE

Color Values

HEX

#669ACE

RGB

102, 154, 206

HSL

210,0, 51,5%, 60,4%

HSV

210,0, 50,5%, 80,8%

CMYK

50,5%, 25,2%, 0,0%, 19,2%

OKLCH

0,6707 0,0955 249,4

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#669ACE

#CE9A66

Analogous

#66CECE

#6666CE

#669ACE

Triadic

#669ACE

#CE669A

#9ACE66

Split Complementary

#669ACE

#CE6666

#CECE66

Tetradic

#669ACE

#CE66CE

#CE9A66

#66CE66

Color Blindness Simulation

Original

#669ACE

Protanopia

#7D7DC1

Deuteranopia

#7A76BE

Tritanopia

#69B7B5

Achromatopsia

#939393

CSS Usage

background-color: #669ACE;
color: #669ACE;
border-color: #669ACE;
Nearest Tailwind: Sky 500 #0EA5E9

Tailwind Shades

50
#F4F7FB
100
#E5EDF5
200
#C9DBEE
300
#A2C2E1
400
#70A1D1
500
#3E80C1
600
#31669B
700
#28527C
800
#1F4061
900
#1A3047
950
#101F2D

Contrast Checker

Text on white

2,97:1

AA Fail AAA Fail

Text on black

7,08:1

AA Pass AAA Pass

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