#434FBC

#434FBC

Color Values

HEX

#434FBC

RGB

67, 79, 188

HSL

234.0, 47.5%, 50.0%

HSV

234.0, 64.4%, 73.7%

CMYK

64.4%, 58.0%, 0.0%, 26.3%

OKLCH

0.4823 0.17 273.4

Properties

Cool Dark Nearest: royalblue 3

Color Harmonies

Complementary

#434FBC

#BCB043

Analogous

#438CBC

#7343BC

#434FBC

Triadic

#434FBC

#BC434F

#4FBC43

Split Complementary

#434FBC

#BC7343

#8CBC43

Tetradic

#434FBC

#BC438C

#BCB043

#43BC73

Color Blindness Simulation

Original

#434FBC

Protanopia

#4848A2

Deuteranopia

#48479B

Tritanopia

#448D88

Achromatopsia

#545454

CSS Usage

background-color: #434FBC;
color: #434FBC;
border-color: #434FBC;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F4F5FA
100
#E6E7F4
200
#CACEEC
300
#A5ABDF
400
#747DCD
500
#434FBC
600
#363F96
700
#2B3378
800
#21285E
900
#1C2045
950
#12142C

Contrast Checker

Text on white

6.81:1

AA Pass AAA Fail

Text on black

3.08:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026