#304873

#304873

Color Values

HEX

#304873

RGB

48, 72, 115

HSL

218.5, 41.1%, 32.0%

HSV

218.5, 58.3%, 45.1%

CMYK

58.3%, 37.4%, 0.0%, 54.9%

OKLCH

0.4035 0.0787 261.4

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#304873

#735B30

Analogous

#306A73

#3A3073

#304873

Triadic

#304873

#733048

#487330

Split Complementary

#304873

#733A30

#6A7330

Tetradic

#304873

#73306A

#735B30

#30733A

Color Blindness Simulation

Original

#304873

Protanopia

#3A3B69

Deuteranopia

#393766

Tritanopia

#31605F

Achromatopsia

#464646

CSS Usage

background-color: #304873;
color: #304873;
border-color: #304873;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F5F7FA
100
#E7EBF3
200
#CDD7EA
300
#A9BBDB
400
#7A96C7
500
#4B71B4
600
#3C5A90
700
#304873
800
#26385A
900
#1F2B42
950
#131B2A

Contrast Checker

Text on white

9.13:1

AA Pass AAA Pass

Text on black

2.3:1

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