#669BCB

#669BCB

Color Values

HEX

#669BCB

RGB

102, 155, 203

HSL

208.5, 49.3%, 59.8%

HSV

208.5, 49.8%, 79.6%

CMYK

49.8%, 23.6%, 0.0%, 20.4%

OKLCH

0.6716 0.0912 246.9

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#669BCB

#CB9666

Analogous

#66CBC9

#6668CB

#669BCB

Triadic

#669BCB

#CB669B

#9BCB66

Split Complementary

#669BCB

#CB6668

#CBC966

Tetradic

#669BCB

#C966CB

#CB9666

#68CB66

Color Blindness Simulation

Original

#669BCB

Protanopia

#7D7DBF

Deuteranopia

#7A76BD

Tritanopia

#69B6B4

Achromatopsia

#939393

CSS Usage

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

Tailwind Shades

50
#F4F8FB
100
#E6EEF5
200
#CADCED
300
#A4C3E0
400
#72A3CF
500
#4183BE
600
#346998
700
#29547A
800
#20415F
900
#1B3246
950
#111F2C

Contrast Checker

Text on white

2.95:1

AA Fail AAA Fail

Text on black

7.12:1

AA Pass AAA Pass

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026