#153A78

#153A78

Color Values

HEX

#153A78

RGB

21, 58, 120

HSL

217.6, 70.2%, 27.6%

HSV

217.6, 82.5%, 47.1%

CMYK

82.5%, 51.7%, 0.0%, 52.9%

OKLCH

0.3605 0.1143 260.2

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#153A78

#785315

Analogous

#156B78

#211578

#153A78

Triadic

#153A78

#78153A

#3A7815

Split Complementary

#153A78

#782115

#6B7815

Tetradic

#153A78

#78156B

#785315

#157821

Color Blindness Simulation

Original

#153A78

Protanopia

#252569

Deuteranopia

#232065

Tritanopia

#175D5B

Achromatopsia

#373737

CSS Usage

background-color: #153A78;
color: #153A78;
border-color: #153A78;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F6FC
100
#E2EAF8
200
#C2D5F4
300
#97B7ED
400
#5E90E3
500
#2669D9
600
#1E54AE
700
#18438B
800
#13346D
900
#12294F
950
#0B1A32

Contrast Checker

Text on white

11.0:1

AA Pass AAA Pass

Text on black

1.91:1

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