NEUTRALS
Black Iron
#3A3C3E
Black Iron is a grounded neutral sitting at HSL 210°, 3%, 24%. Its low saturation gives it a quiet, atmospheric quality; it reads cool — closer to shadow and depth. Designers often reach for it in any room — works as a backdrop or grounding tone — ideal for feature walls, cabinetry, exterior trim, statement furniture. Looks at home next to natural wood, soft textiles, matte black accents, plants.
Color Codes
Paint Matches
Benjamin Moore
Black Iron 2120-20
Color Theory
Complementary
Analogous
Triadic
Split-Complementary
Tetradic
Variations
Lighter
Darker
Saturation
Interior Use
Best Rooms
any room — works as a backdrop or grounding tone
Best Uses
feature walls, cabinetry, exterior trim, statement furniture
Pairs With
natural wood, soft textiles, matte black accents, plants
Accessibility (WCAG)
Deuteranopia
Protanopia
Tritanopia
Build a palette around Black Iron
Open this color in a ready 5-color palette — lighter, darker, complementary and accent shades pre-built. Edit, customize, and download in 15 designer formats free.
BUILD PALETTE WITH THIS COLOR →Frequently Asked Questions
What color is #3A3C3E?
#3A3C3E is Black Iron, a deep neutral with a cool undertone.
Is #3A3C3E warm or cool?
Black Iron reads cool, which influences how it interacts with surrounding tones and natural light.
What rooms work best with Black Iron?
Black Iron works well in any room — works as a backdrop or grounding tone. Designers typically use it for feature walls, cabinetry, exterior trim, statement furniture.
What colors pair well with Black Iron?
Black Iron pairs naturally with natural wood, soft textiles, matte black accents, plants. Its complementary color is also a strong contrast option for accents.
Where can I download Black Iron?
You can download Black Iron on dsgn.house in 15 designer formats including CSS gradient, Figma, Procreate swatches, Tailwind config, Adobe ASE, SVG, and 4K wallpapers — all free.
What's the RGB value of #3A3C3E?
#3A3C3E converts to RGB 58, 60, 62.