#1D3153

#1D3153

Color Values

HEX

#1D3153

RGB

29, 49, 83

HSL

217.8, 48.2%, 22.0%

HSV

217.8, 65.1%, 32.5%

CMYK

65.1%, 41.0%, 0.0%, 67.5%

OKLCH

0.3147 0.0665 260.4

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#1D3153

#533F1D

Analogous

#1D4C53

#241D53

#1D3153

Triadic

#1D3153

#531D31

#31531D

Split Complementary

#1D3153

#53241D

#4C531D

Tetradic

#1D3153

#531D4C

#533F1D

#1D5324

Color Blindness Simulation

Original

#1D3153

Protanopia

#26264B

Deuteranopia

#242349

Tritanopia

#1E4443

Achromatopsia

#2F2F2F

CSS Usage

background-color: #1D3153;
color: #1D3153;
border-color: #1D3153;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F4F7FA
100
#E6EBF4
200
#CAD7ED
300
#A4BADF
400
#7395CE
500
#4270BD
600
#355997
700
#2A4779
800
#21385E
900
#1B2B45
950
#111B2C

Contrast Checker

Text on white

12.99:1

AA Pass AAA Pass

Text on black

1.62:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026