What color is #3F4547?

#3F4547 is a dark gray, closest to the named color Metropolitan Silhouette. It belongs to the gray family of colors.

What is the RGB value of #3F4547?

The RGB value is 63, 69, 71: 63 red, 69 green and 71 blue on a 0 to 255 scale.

What is the complementary color of #3F4547?

The complementary color is #47413F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F4547?

White text. Black text has a contrast ratio of 2.15:1 and white text 9.75:1. WCAG asks for at least 4.5:1 for normal text.

#3F4547 color

#3F4547 rgb(63, 69, 71)

Shades of gray

The hex color #3F4547 is a dark gray.

In the RGB color model it is made of 24.7% red, 27.1% green and 27.8% blue (63, 69, 71).

Its hue angle is 195°, with 6% saturation and 26% lightness. For print, the CMYK equivalent is 11% cyan, 3% magenta, 0% yellow and 72% black.

The closest named color is Metropolitan Silhouette (#3E4244), a difference of 1.4 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 9.75:1).

#3F4547 color codes

HEX	`#3F4547`
RGB	`rgb(63, 69, 71)`
RGB percent	`rgb(24.7%, 27.1%, 27.8%)`
HSL	`hsl(195, 6%, 26%)`
HSV / HSB	`hsv(195, 11%, 28%)`
CMYK	`cmyk(11%, 3%, 0%, 72%)`
CIE LAB	`lab(28.82, -1.98, -2.05)`
CIE LCH	`lch(28.82, 2.85, 225.95)`
CIE XYZ	`xyz(5.315, 5.768, 6.793)`
Decimal	`4146503`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F4547, 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 #3F4547	Ratio	AA	AAA	AA large
Sample text	2.15:1	Fail	Fail	Fail
Sample text	9.75:1	Pass	Pass	Pass

#3F4547 as text on	Ratio	AA	AAA	AA large
Sample text	9.75:1	Pass	Pass	Pass
Sample text	2.15:1	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 #3F4547 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f4547; }
.text { color: #3f4547; }
.border { border: 2px solid #3f4547; }
.transparent { background-color: rgb(63 69 71 / 50%); }
.gradient { background: linear-gradient(to right, #3f4547, #3f4147); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #3F4547?: #3F4547 is a dark gray, closest to the named color Metropolitan Silhouette. It belongs to the gray family of colors.
What is the RGB value of #3F4547?: The RGB value is 63, 69, 71: 63 red, 69 green and 71 blue on a 0 to 255 scale.
What is the complementary color of #3F4547?: The complementary color is #47413F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F4547?: White text. Black text has a contrast ratio of 2.15:1 and white text 9.75:1. WCAG asks for at least 4.5:1 for normal text.