#2D3173

#2D3173

Color Values

HEX

#2D3173

RGB

45, 49, 115

HSL

236.6, 43.8%, 31.4%

HSV

236.6, 60.9%, 45.1%

CMYK

60.9%, 57.4%, 0.0%, 54.9%

OKLCH

0.3496 0.1117 276.3

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#2D3173

#736F2D

Analogous

#2D5473

#4C2D73

#2D3173

Triadic

#2D3173

#732D31

#31732D

Split Complementary

#2D3173

#734C2D

#54732D

Tetradic

#2D3173

#732D54

#736F2D

#2D734C

Color Blindness Simulation

Original

#2D3173

Protanopia

#2F2F63

Deuteranopia

#2E2E5F

Tritanopia

#2D5654

Achromatopsia

#353535

CSS Usage

background-color: #2D3173;
color: #2D3173;
border-color: #2D3173;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E7F4
200
#CCCDEB
300
#A7AADD
400
#777CCA
500
#484EB7
600
#393E93
700
#2E3275
800
#24275C
900
#1D2044
950
#13142B

Contrast Checker

Text on white

11.68:1

AA Pass AAA Pass

Text on black

1.8:1

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