What color is #1F1F47?

#1F1F47 is a dark, desaturated blue, closest to the named color Azulado. It belongs to the blue family of colors.

What is the RGB value of #1F1F47?

The RGB value is 31, 31, 71: 31 red, 31 green and 71 blue on a 0 to 255 scale.

What is the complementary color of #1F1F47?

The complementary color is #47471F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1F1F47?

White text. Black text has a contrast ratio of 1.35:1 and white text 15.61:1. WCAG asks for at least 4.5:1 for normal text.

#1F1F47 color

#1F1F47 rgb(31, 31, 71)

Shades of blue

The hex color #1F1F47 is a dark, desaturated blue.

In the RGB color model it is made of 12.2% red, 12.2% green and 27.8% blue (31, 31, 71).

Its hue angle is 240°, with 39% saturation and 20% lightness. For print, the CMYK equivalent is 56% cyan, 56% magenta, 0% yellow and 72% black.

The closest named color is Azulado (#211D49), a difference of 1.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 15.61:1).

#1F1F47 color codes

HEX	`#1F1F47`
RGB	`rgb(31, 31, 71)`
RGB percent	`rgb(12.2%, 12.2%, 27.8%)`
HSL	`hsl(240, 39%, 20%)`
HSV / HSB	`hsv(240, 56%, 28%)`
CMYK	`cmyk(56%, 56%, 0%, 72%)`
CIE LAB	`lab(13.98, 13.1, -25.16)`
CIE LCH	`lch(13.98, 28.37, 297.51)`
CIE XYZ	`xyz(2.192, 1.726, 6.178)`
Decimal	`2039623`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1F1F47, 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 #1F1F47	Ratio	AA	AAA	AA large
Sample text	1.35:1	Fail	Fail	Fail
Sample text	15.61:1	Pass	Pass	Pass

#1F1F47 as text on	Ratio	AA	AAA	AA large
Sample text	15.61:1	Pass	Pass	Pass
Sample text	1.35:1	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 #1F1F47 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1f1f47; }
.text { color: #1f1f47; }
.border { border: 2px solid #1f1f47; }
.transparent { background-color: rgb(31 31 71 / 50%); }
.gradient { background: linear-gradient(to right, #1f1f47, #331f47); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #1F1F47?: #1F1F47 is a dark, desaturated blue, closest to the named color Azulado. It belongs to the blue family of colors.
What is the RGB value of #1F1F47?: The RGB value is 31, 31, 71: 31 red, 31 green and 71 blue on a 0 to 255 scale.
What is the complementary color of #1F1F47?: The complementary color is #47471F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1F1F47?: White text. Black text has a contrast ratio of 1.35:1 and white text 15.61:1. WCAG asks for at least 4.5:1 for normal text.