#303255

#303255

Color Values

HEX

#303255

RGB

48, 50, 85

HSL

236.8, 27.8%, 26.1%

HSV

236.8, 43.5%, 33.3%

CMYK

43.5%, 41.2%, 0.0%, 66.7%

OKLCH

0.3327 0.0614 280.0

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#303255

#555330

Analogous

#304555

#413055

#303255

Triadic

#303255

#553032

#325530

Split Complementary

#303255

#554130

#455530

Tetradic

#303255

#553045

#555330

#305541

Color Blindness Simulation

Original

#303255

Protanopia

#31314D

Deuteranopia

#31314A

Tritanopia

#304644

Achromatopsia

#343434

CSS Usage

background-color: #303255;
color: #303255;
border-color: #303255;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F6F6F9
100
#E9E9F1
200
#D1D2E5
300
#B1B3D3
400
#8689BB
500
#5C60A3
600
#4A4D82
700
#3B3D68
800
#2E3051
900
#24263D
950
#171826

Contrast Checker

Text on white

12.26:1

AA Pass AAA Pass

Text on black

1.71:1

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