Information about #040A1F color

#040A1F color image

Basic facts about this digital color

In the Register's classification, #040A1F belongs to the Blue Color Family, featuring High Saturation and Very Dark brightness. In numbers: rgb(4, 10, 31) (1.6% red, 3.9% green, 12.2% blue), or CMYK 11 / 8 / 0 / 88 for print. Curious how these numbers work? Read our RGB color codes guide.

#040A1F presents itself as a vivid, lively blue — one that lives deep in the shadows. It is a natural fit for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is almost identical to Very Deep Azure (#000E1D). Nearby in the Register you will also find COSMIC ACE (#0B1021) and Ornella Blue (#021224).

In RGB terms — rgb(4, 10, 31) — the blue channel does the heavy lifting here. If you plan to put text on a #040A1F background, choose white — the contrast ratio is 19.7:1 (passing WCAG AAA), while black manages only 1.1:1. On paper it relies strongly on black ink (K:88), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #040A1F is still unnamed — it can be claimed and named in The Official Register of Color Names.

#040A1F color variations

View this color variations of tints, shades, tones and hues.

#040A1F color tints

Tints look brighter, pastel, and less intense.
#040A1F

Color has no name
#0F2473

Color has no name
#193FC7

Color has no name
#5776E9

Color has no name
#ABBAF4

Color has no name
White

#FFFFFF

#040A1F color shades

Shades look darker, richer, and more solid.
#040A1F

Color has no name
#030819

Color has no name
#020612

Color has no name
#01040C

Color has no name
#000206

Color has no name
Black

#000000

#040A1F color tones

Tones looks more sophisticated and complex than base colors.
#040A1F

Color has no name
#0F1940

Color has no name
#212D5A

Color has no name
#39456D

Color has no name
#596079

Color has no name
Grey

#808080

#040A1F color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#1F041F

Color has no name
#14041F

Color has no name
#09041F

Color has no name
#040A1F

Color has no name
#04151F

Color has no name
#041F1F

Color has no name
#041F14

Color has no name

#040A1F color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes
#040A1F
#040A1F

Color has no name

#201A04
#201A04

Color has no name

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme
#040A1F
#040A1F

Color has no name

#182004
#182004

Color has no name

#200C04
#200C04

Color has no name

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme
#0C0420
#0C0420

Color has no name

#040A1F
#040A1F

Color has no name

#041820
#041820

Color has no name

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme
#040A1F
#040A1F

Color has no name

#20040A
#20040A

Color has no name

#0A2004
#0A2004

Color has no name

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#040A1F
#040A1F

Color has no name

#1A0420
#1A0420

Color has no name

#201A04
#201A04

Color has no name

#0A2004
#0A2004

Color has no name

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#040A1F
#040A1F

Color has no name

#200418
#200418

Color has no name

#201A04
#201A04

Color has no name

#04200C
#04200C

Color has no name

Nearest named colors to #040A1F

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Very Deep Azure color link
Very Deep Azure

#000E1D

COSMIC ACE color link
COSMIC ACE

#0B1021

Ornella Blue color link
Ornella Blue

#021224

Very Deep Blue color link
Very Deep Blue

#00001D

Very Deep Violet color link
Very Deep Violet

#0E001D

DeGrate Blue color link
DeGrate Blue

#00002B

Dark Navy Blue color link
Dark Navy Blue

#00022E

Luxury Black color link
Luxury Black

#060D0D

Almost Black color link
Almost Black

#070D0D

Very Dark Azure color link
Very Dark Azure

#11171D

Onyx Violet color link
Onyx Violet

#0B0010

Very Deep Cyan color link
Very Deep Cyan

#001D1D

#040A1F color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#040A1F color image #040A1F color ORCN HD wallpaper 3840x2160 (Desktop)
#040A1F color image #040A1F color ORCN HD wallpaper 1170x2532 (Mobile)
#040A1F color image #040A1F color solid HD wallpaper 3840x2160 (Desktop)
#040A1F color image #040A1F color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#040A1F
  • RGB4, 10, 31
  • CMYK11, 8, 0, 88
  • HSL227°, 77%, 7%
  • HSL Precise226.667°, 77.143%, 6.863%
  • HSV227°, 87%, 12%
  • HSB227°, 87%, 12%
  • HEX ID040A1F
  • DECIMAL ID264735
  • Name LengthThis color has no name
  • Color Family (Hue)Blue
  • Saturation FamilyHigh Saturation
  • Lightness FamilyVery Dark
  • Percentage of Red in RGB1.6%
  • Percentage of Green in RGB3.9%
  • Percentage of Blue in RGB12.2%
  • This page visited6 times
  • Counting from2025-01-01

Copyright © 2021-2026 The Official Register of Color Names. All Rights Reserved.