#310306

#310306

Color Values

HEX

#310306

RGB

49, 3, 6

HSL

356.1, 88.5%, 10.2%

HSV

356.1, 93.9%, 19.2%

CMYK

0.0%, 93.9%, 87.8%, 80.8%

OKLCH

0.2033 0.0743 22.6

Properties

Warm Dark Nearest: RAL 4007 Purple Violet

Color Harmonies

Complementary

#310306

#03312E

Analogous

#31031D

#311703

#310306

Triadic

#310306

#063103

#030631

Split Complementary

#310306

#033117

#031D31

Tetradic

#310306

#1D3103

#03312E

#170331

Color Blindness Simulation

Original

#310306

Protanopia

#1D1D05

Deuteranopia

#202305

Tritanopia

#2F0505

Achromatopsia

#0D0D0D

CSS Usage

background-color: #310306;
color: #310306;
border-color: #310306;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FDF2F2
100
#FBE0E1
200
#FBBCC0
300
#F88C93
400
#F44D58
500
#F00F1D
600
#C00C17
700
#9A0913
800
#78070F
900
#570A0F
950
#370609

Contrast Checker

Text on white

18.32:1

AA Pass AAA Pass

Text on black

1.15:1

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