What color is #343F51?

#343F51 is a dark, grayish azure, closest to the named color Dark & Stormy. It belongs to the gray family of colors.

What is the RGB value of #343F51?

The RGB value is 52, 63, 81: 52 red, 63 green and 81 blue on a 0 to 255 scale.

What is the complementary color of #343F51?

The complementary color is #514634, found by rotating the hue 180° on the color wheel.

Is black or white text better on #343F51?

White text. Black text has a contrast ratio of 1.98:1 and white text 10.63:1. WCAG asks for at least 4.5:1 for normal text.

#343F51 color

#343F51 rgb(52, 63, 81)

Shades of gray

The hex color #343F51 is a dark, grayish azure.

In the RGB color model it is made of 20.4% red, 24.7% green and 31.8% blue (52, 63, 81).

Its hue angle is 217°, with 22% saturation and 26% lightness. For print, the CMYK equivalent is 36% cyan, 22% magenta, 0% yellow and 68% black.

The closest named color is Dark & Stormy (#353F51), a difference of 0.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 10.63:1).

#343F51 color codes

HEX	`#343F51`
RGB	`rgb(52, 63, 81)`
RGB percent	`rgb(20.4%, 24.7%, 31.8%)`
HSL	`hsl(217, 22%, 26%)`
HSV / HSB	`hsv(217, 36%, 32%)`
CMYK	`cmyk(36%, 22%, 0%, 68%)`
CIE LAB	`lab(26.39, 0.54, -12.32)`
CIE LCH	`lch(26.39, 12.33, 272.5)`
CIE XYZ	`xyz(4.678, 4.879, 8.478)`
Decimal	`3424081`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #343F51, 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 #343F51	Ratio	AA	AAA	AA large
Sample text	1.98:1	Fail	Fail	Fail
Sample text	10.63:1	Pass	Pass	Pass

#343F51 as text on	Ratio	AA	AAA	AA large
Sample text	10.63:1	Pass	Pass	Pass
Sample text	1.98:1	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 #343F51 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #343f51; }
.text { color: #343f51; }
.border { border: 2px solid #343f51; }
.transparent { background-color: rgb(52 63 81 / 50%); }
.gradient { background: linear-gradient(to right, #343f51, #383451); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #343F51?: #343F51 is a dark, grayish azure, closest to the named color Dark & Stormy. It belongs to the gray family of colors.
What is the RGB value of #343F51?: The RGB value is 52, 63, 81: 52 red, 63 green and 81 blue on a 0 to 255 scale.
What is the complementary color of #343F51?: The complementary color is #514634, found by rotating the hue 180° on the color wheel.
Is black or white text better on #343F51?: White text. Black text has a contrast ratio of 1.98:1 and white text 10.63:1. WCAG asks for at least 4.5:1 for normal text.