#545CBB

#545CBB

Color Values

HEX

#545CBB

RGB

84, 92, 187

HSL

235.3, 43.1%, 53.1%

HSV

235.3, 55.1%, 73.3%

CMYK

55.1%, 50.8%, 0.0%, 26.7%

OKLCH

0.5177 0.1474 276.3

Properties

Cool Dark Nearest: NCS S 1050-R90B Blue Violet

Color Harmonies

Complementary

#545CBB

#BBB354

Analogous

#548FBB

#7F54BB

#545CBB

Triadic

#545CBB

#BB545C

#5CBB54

Split Complementary

#545CBB

#BB7F54

#8FBB54

Tetradic

#545CBB

#BB548F

#BBB354

#54BB7F

Color Blindness Simulation

Original

#545CBB

Protanopia

#5758A4

Deuteranopia

#57569E

Tritanopia

#54928E

Achromatopsia

#616161

CSS Usage

background-color: #545CBB;
color: #545CBB;
border-color: #545CBB;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F5F5FA
100
#E7E8F4
200
#CCCEEB
300
#A7ACDC
400
#787EC9
500
#4951B6
600
#3A4192
700
#2E3475
800
#24295B
900
#1E2143
950
#13152A

Contrast Checker

Text on white

5.79:1

AA Pass AAA Fail

Text on black

3.63:1

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