#555AC3

#555AC3

Color Values

HEX

#555AC3

RGB

85, 90, 195

HSL

237,3, 47,8%, 54,9%

HSV

237,3, 56,4%, 76,5%

CMYK

56,4%, 53,8%, 0,0%, 23,5%

OKLCH

0,5202 0,161 277,2

Properties

Cool Dark Nearest: royalblue 3

Color Harmonies

Complementary

#555AC3

#C3BE55

Analogous

#5591C3

#8755C3

#555AC3

Triadic

#555AC3

#C3555A

#5AC355

Split Complementary

#555AC3

#C38755

#91C355

Tetradic

#555AC3

#C35591

#C3BE55

#55C387

Color Blindness Simulation

Original

#555AC3

Protanopia

#5757AA

Deuteranopia

#5756A4

Tritanopia

#559691

Achromatopsia

#616161

CSS Usage

background-color: #555AC3;
color: #555AC3;
border-color: #555AC3;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F4F5FA
100
#E6E7F4
200
#CACCEC
300
#A5A7DF
400
#7478CE
500
#4348BC
600
#353A97
700
#2B2E79
800
#21245E
900
#1C1D45
950
#11132C

Contrast Checker

Text on white

5,77:1

AA Pass AAA Fail

Text on black

3,64:1

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