#1D033F

#1D033F

Color Values

HEX

#1D033F

RGB

29, 3, 63

HSL

266.0, 90.9%, 12.9%

HSV

266.0, 95.2%, 24.7%

CMYK

54.0%, 95.2%, 0.0%, 75.3%

OKLCH

0.2033 0.1033 295.6

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#1D033F

#253F03

Analogous

#03073F

#3B033F

#1D033F

Triadic

#1D033F

#3F1D03

#033F1D

Split Complementary

#1D033F

#3F3B03

#073F03

Tetradic

#1D033F

#3F0307

#253F03

#033F3B

Color Blindness Simulation

Original

#1D033F

Protanopia

#121230

Deuteranopia

#13152D

Tritanopia

#1C2522

Achromatopsia

#0D0D0D

CSS Usage

background-color: #1D033F;
color: #1D033F;
border-color: #1D033F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F1FD
100
#EBDFFB
200
#D7BBFC
300
#BA8AF9
400
#954BF6
500
#700CF3
600
#5A09C3
700
#48079C
800
#38067A
900
#2B0958
950
#1B0638

Contrast Checker

Text on white

18.47:1

AA Pass AAA Pass

Text on black

1.14:1

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