What color is #1F0100?

#1F0100 is a very dark, vivid red, closest to the named color Dwarf Fortress. It belongs to the black family of colors.

What is the RGB value of #1F0100?

The RGB value is 31, 1, 0: 31 red, 1 green and 0 blue on a 0 to 255 scale.

What is the complementary color of #1F0100?

The complementary color is #001E1F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1F0100?

White text. Black text has a contrast ratio of 1.06:1 and white text 19.76:1. WCAG asks for at least 4.5:1 for normal text.

#1F0100 color

#1F0100 rgb(31, 1, 0)

Shades of black

The hex color #1F0100 is a very dark, vivid red.

In the RGB color model it is made of 12.2% red, 0.4% green and 0% blue (31, 1, 0).

Its hue angle is 2°, with 100% saturation and 6% lightness. For print, the CMYK equivalent is 0% cyan, 97% magenta, 100% yellow and 88% black.

The closest named color is Dwarf Fortress (#1D0200), a difference of 1.4 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 19.76:1).

#1F0100 color codes

HEX	`#1F0100`
RGB	`rgb(31, 1, 0)`
RGB percent	`rgb(12.2%, 0.4%, 0%)`
HSL	`hsl(2, 100%, 6%)`
HSV / HSB	`hsv(2, 100%, 12%)`
CMYK	`cmyk(0%, 97%, 100%, 88%)`
CIE LAB	`lab(2.83, 11.4, 4.45)`
CIE LCH	`lch(2.83, 12.24, 21.3)`
CIE XYZ	`xyz(0.576, 0.313, 0.03)`
Decimal	`2031872`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1F0100, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #1F0100	Ratio	AA	AAA	AA large
Sample text	1.06:1	Fail	Fail	Fail
Sample text	19.76:1	Pass	Pass	Pass

#1F0100 as text on	Ratio	AA	AAA	AA large
Sample text	19.76:1	Pass	Pass	Pass
Sample text	1.06:1	Fail	Fail	Fail

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #1F0100 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1f0100; }
.text { color: #1f0100; }
.border { border: 2px solid #1f0100; }
.transparent { background-color: rgb(31 1 0 / 50%); }
.gradient { background: linear-gradient(to right, #1f0100, #1f1100); }

Background

Text color

Border

Similar colors

Closest common color name: Licorice.

Questions

What color is #1F0100?: #1F0100 is a very dark, vivid red, closest to the named color Dwarf Fortress. It belongs to the black family of colors.
What is the RGB value of #1F0100?: The RGB value is 31, 1, 0: 31 red, 1 green and 0 blue on a 0 to 255 scale.
What is the complementary color of #1F0100?: The complementary color is #001E1F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1F0100?: White text. Black text has a contrast ratio of 1.06:1 and white text 19.76:1. WCAG asks for at least 4.5:1 for normal text.