#301D40

#301D40

Color Values

HEX

#301D40

RGB

48, 29, 64

HSL

272.6, 37.6%, 18.2%

HSV

272.6, 54.7%, 25.1%

CMYK

25.0%, 54.7%, 0.0%, 74.9%

OKLCH

0.273 0.0664 307.6

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#301D40

#2D401D

Analogous

#1E1D40

#401D3E

#301D40

Triadic

#301D40

#40301D

#1D4030

Split Complementary

#301D40

#3E401D

#1D401E

Tetradic

#301D40

#401E1D

#2D401D

#1D3E40

Color Blindness Simulation

Original

#301D40

Protanopia

#282838

Deuteranopia

#292A36

Tritanopia

#2F312F

Achromatopsia

#242424

CSS Usage

background-color: #301D40;
color: #301D40;
border-color: #301D40;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F5FA
100
#EEE7F3
200
#DCCEE9
300
#C4ABD9
400
#A47DC4
500
#8450AF
600
#69408C
700
#543370
800
#422858
900
#322041
950
#1F1429

Contrast Checker

Text on white

15.27:1

AA Pass AAA Pass

Text on black

1.38:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026