#2D3F77

#2D3F77

Color Values

HEX

#2D3F77

RGB

45, 63, 119

HSL

225.4, 45.1%, 32.2%

HSV

225.4, 62.2%, 46.7%

CMYK

62.2%, 47.1%, 0.0%, 53.3%

OKLCH

0.3832 0.0979 268.1

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#2D3F77

#77652D

Analogous

#2D6477

#402D77

#2D3F77

Triadic

#2D3F77

#772D3F

#3F772D

Split Complementary

#2D3F77

#77402D

#64772D

Tetradic

#2D3F77

#772D64

#77652D

#2D7740

Color Blindness Simulation

Original

#2D3F77

Protanopia

#353569

Deuteranopia

#343266

Tritanopia

#2E5F5C

Achromatopsia

#3F3F3F

CSS Usage

background-color: #2D3F77;
color: #2D3F77;
border-color: #2D3F77;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F4F6FA
100
#E6EAF4
200
#CBD3EB
300
#A6B4DD
400
#768BCB
500
#4662B9
600
#384E94
700
#2D3F76
800
#23315D
900
#1D2644
950
#12182B

Contrast Checker

Text on white

10.05:1

AA Pass AAA Pass

Text on black

2.09:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026