#5558EE

#5558EE

Color Values

HEX

#5558EE

RGB

85, 88, 238

HSL

238.8, 81.8%, 63.3%

HSV

238.8, 64.3%, 93.3%

CMYK

64.3%, 63.0%, 0.0%, 6.7%

OKLCH

0.5503 0.22 275.5

Properties

Cool Dark Nearest: slateblue 1

Color Harmonies

Complementary

#5558EE

#EEEB55

Analogous

#55A4EE

#9E55EE

#5558EE

Triadic

#5558EE

#EE5558

#58EE55

Split Complementary

#5558EE

#EE9E55

#A4EE55

Tetradic

#5558EE

#EE55A4

#EEEB55

#55EE9E

Color Blindness Simulation

Original

#5558EE

Protanopia

#5656CA

Deuteranopia

#5656C1

Tritanopia

#55ADA7

Achromatopsia

#626262

CSS Usage

background-color: #5558EE;
color: #5558EE;
border-color: #5558EE;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F2F2FD
100
#E1E1FA
200
#BEBFF9
300
#9092F4
400
#5357EE
500
#171BE8
600
#1316B9
700
#0F1294
800
#0C0E74
900
#0D0E54
950
#080935

Contrast Checker

Text on white

5.23:1

AA Pass AAA Fail

Text on black

4.02:1

AA Fail 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