#66ACED

#66ACED

Color Values

HEX

#66ACED

RGB

102, 172, 237

HSL

208.9, 78.9%, 66.5%

HSV

208.9, 57.0%, 92.9%

CMYK

57.0%, 27.4%, 0.0%, 7.1%

OKLCH

0.725 0.1188 248.1

Properties

Cool Light Nearest: steelblue 2

Color Harmonies

Complementary

#66ACED

#EDA766

Analogous

#66EDEB

#6669ED

#66ACED

Triadic

#66ACED

#ED66AC

#ACED66

Split Complementary

#66ACED

#ED6669

#EDEB66

Tetradic

#66ACED

#EB66ED

#EDA766

#69ED66

Color Blindness Simulation

Original

#66ACED

Protanopia

#8485DD

Deuteranopia

#807BD9

Tritanopia

#69D1CE

Achromatopsia

#A2A2A2

CSS Usage

background-color: #66ACED;
color: #66ACED;
border-color: #66ACED;
Nearest Tailwind: Sky 500 #0EA5E9

Tailwind Shades

50
#F2F8FC
100
#E1EEF9
200
#BFDCF7
300
#92C4F2
400
#56A3EB
500
#1B83E4
600
#1669B6
700
#115492
800
#0D4272
900
#0E3253
950
#091F34

Contrast Checker

Text on white

2.42:1

AA Fail AAA Fail

Text on black

8.69:1

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