What color is #210B05?

#210B05 is a very dark, moderate red, closest to the named color Dwarf Fortress. It belongs to the black family of colors.

What is the RGB value of #210B05?

The RGB value is 33, 11, 5: 33 red, 11 green and 5 blue on a 0 to 255 scale.

What is the complementary color of #210B05?

The complementary color is #051B21, found by rotating the hue 180° on the color wheel.

Is black or white text better on #210B05?

White text. Black text has a contrast ratio of 1.11:1 and white text 18.84:1. WCAG asks for at least 4.5:1 for normal text.

#210B05 color

#210B05 rgb(33, 11, 5)

Shades of black

The hex color #210B05 is a very dark, moderate red.

In the RGB color model it is made of 12.9% red, 4.3% green and 2% blue (33, 11, 5).

Its hue angle is 13°, with 74% saturation and 7% lightness. For print, the CMYK equivalent is 0% cyan, 67% magenta, 85% yellow and 87% black.

The closest named color is Dwarf Fortress (#1D0200), a difference of 2 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 18.84:1).

#210B05 color codes

HEX	`#210B05`
RGB	`rgb(33, 11, 5)`
RGB percent	`rgb(12.9%, 4.3%, 2%)`
HSL	`hsl(13, 74%, 7%)`
HSV / HSB	`hsv(13, 85%, 13%)`
CMYK	`cmyk(0%, 67%, 85%, 87%)`
CIE LAB	`lab(5.18, 9.38, 5.88)`
CIE LCH	`lch(5.18, 11.07, 32.08)`
CIE XYZ	`xyz(0.774, 0.574, 0.214)`
Decimal	`2165509`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #210B05, 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 #210B05	Ratio	AA	AAA	AA large
Sample text	1.11:1	Fail	Fail	Fail
Sample text	18.84:1	Pass	Pass	Pass

#210B05 as text on	Ratio	AA	AAA	AA large
Sample text	18.84:1	Pass	Pass	Pass
Sample text	1.11:1	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 #210B05 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #210b05; }
.text { color: #210b05; }
.border { border: 2px solid #210b05; }
.transparent { background-color: rgb(33 11 5 / 50%); }
.gradient { background: linear-gradient(to right, #210b05, #211905); }

Background

Text color

Border

Similar colors

Questions

What color is #210B05?: #210B05 is a very dark, moderate red, closest to the named color Dwarf Fortress. It belongs to the black family of colors.
What is the RGB value of #210B05?: The RGB value is 33, 11, 5: 33 red, 11 green and 5 blue on a 0 to 255 scale.
What is the complementary color of #210B05?: The complementary color is #051B21, found by rotating the hue 180° on the color wheel.
Is black or white text better on #210B05?: White text. Black text has a contrast ratio of 1.11:1 and white text 18.84:1. WCAG asks for at least 4.5:1 for normal text.