Information about #A0100E color

#A0100E color image

Basic facts about this digital color

In the Register's classification, #A0100E belongs to the Red Color Family, featuring High Saturation and Neutral brightness. In numbers: rgb(160, 16, 14) (62.7% red, 6.3% green, 5.5% blue), or CMYK 0 / 56 / 57 / 37 for print. Curious how these numbers work? Read our RGB color codes guide.

A vivid, lively red, #A0100E occupies the middle of the lightness scale. Expect to see shades like this in accents, call-to-action elements and statement visuals. In The Official Register of Color Names it is practically indistinguishable from Spartan Crimson (#9E1316). Slightly further away sit Vibrant Ruby (#A7080D) and Rojo Spanish Red (#A91101).

Technically, the mix leans on its red channel (rgb(160, 16, 14)), which gives #A0100E its character. Accessibility-wise, white text works best on #A0100E: 8.2:1 contrast (passing WCAG AAA) versus 2.6:1 for black. No one has named #A0100E so far. Register a name for it and it becomes a permanent record.

#A0100E color variations

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

#A0100E 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

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

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

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

Tetradic

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

Tetradic color scheme

Square

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

Square color scheme

Nearest named colors to #A0100E

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

Vibrant Ruby color link
Vibrant Ruby

#A7080D

Naga Red color link
Naga Red

#AB0707

Rufous color link
Rufous

#A81C07

Cranberry color link
Cranberry

#9F000F

Ruby Red color link
Ruby Red

#9B111E

Darkish Red color link
Darkish Red

#A90308

HLH SG Red color link
HLH SG Red

#A30008

Pulse color link
Pulse

#A41D19

Red Wine color link
Red Wine

#990012

Conversions between color systems and etc.

  • HEX#A0100E
  • RGB160, 16, 14
  • CMYK0, 56, 57, 37
  • CSSrgb(160, 16, 14)
  • HSL1°, 84%, 34%
  • HSL Precise0.822°, 83.908%, 34.118%
  • HSV1°, 91%, 63%
  • HSB1°, 91%, 63%
  • Normalized R (0.0–1.0)0.627
  • Normalized G (0.0–1.0)0.063
  • Normalized B (0.0–1.0)0.055
  • GLSLvec3(0.627, 0.063, 0.055)
  • GLSL with alphavec4(0.627, 0.063, 0.055, 1.000)
  • HLSL / Metalfloat3(0.627, 0.063, 0.055)
  • Percentage of Red in RGB62.7%
  • Percentage of Green in RGB6.3%
  • Percentage of Blue in RGB5.5%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX IDA0100E
  • DECIMAL ID10489870
  • Name LengthThis color has no name
  • Seen by search & AI crawlers23 times
  • Counting from2025-01-01