#1D013A

#1D013A

Color Values

HEX

#1D013A

RGB

29, 1, 58

HSL

269.5, 96.6%, 11.6%

HSV

269.5, 98.3%, 22.7%

CMYK

50.0%, 98.3%, 0.0%, 77.3%

OKLCH

0.1941 0.1009 299.6

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#1D013A

#1E3A01

Analogous

#01013A

#3A013A

#1D013A

Triadic

#1D013A

#3A1D01

#013A1D

Split Complementary

#1D013A

#3A3A01

#013A01

Tetradic

#1D013A

#3A0101

#1E3A01

#013A3A

Color Blindness Simulation

Original

#1D013A

Protanopia

#11112C

Deuteranopia

#121529

Tritanopia

#1C211F

Achromatopsia

#0B0B0B

CSS Usage

background-color: #1D013A;
color: #1D013A;
border-color: #1D013A;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F1FE
100
#EDDEFC
200
#DBB9FE
300
#C187FD
400
#9F46FC
500
#7D04FB
600
#6403C9
700
#5003A0
800
#3F027D
900
#30065B
950
#1E0439

Contrast Checker

Text on white

18.79:1

AA Pass AAA Pass

Text on black

1.12:1

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