#2D304B

#2D304B

Color Values

HEX

#2D304B

RGB

45, 48, 75

HSL

234.0, 25.0%, 23.5%

HSV

234.0, 40.0%, 29.4%

CMYK

40.0%, 36.0%, 0.0%, 70.6%

OKLCH

0.3192 0.0482 278.4

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#2D304B

#4B482D

Analogous

#2D3F4B

#392D4B

#2D304B

Triadic

#2D304B

#4B2D30

#304B2D

Split Complementary

#2D304B

#4B392D

#3F4B2D

Tetradic

#2D304B

#4B2D3F

#4B482D

#2D4B39

Color Blindness Simulation

Original

#2D304B

Protanopia

#2E2E44

Deuteranopia

#2E2E43

Tritanopia

#2D3F3E

Achromatopsia

#313131

CSS Usage

background-color: #2D304B;
color: #2D304B;
border-color: #2D304B;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F6F6F9
100
#E9EAF1
200
#D2D4E4
300
#B2B6D1
400
#898EB8
500
#60669F
600
#4D5280
700
#3D4166
800
#303350
900
#26283B
950
#181925

Contrast Checker

Text on white

12.84:1

AA Pass AAA Pass

Text on black

1.64:1

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