What color is #3A4B71?

#3A4B71 is a dark, desaturated blue, closest to the named color Noble Knight. It belongs to the blue family of colors.

What is the RGB value of #3A4B71?

The RGB value is 58, 75, 113: 58 red, 75 green and 113 blue on a 0 to 255 scale.

What is the complementary color of #3A4B71?

The complementary color is #71603A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3A4B71?

White text. Black text has a contrast ratio of 2.42:1 and white text 8.66:1. WCAG asks for at least 4.5:1 for normal text.

#3A4B71 color

#3A4B71 rgb(58, 75, 113)

Shades of blue

The hex color #3A4B71 is a dark, desaturated blue.

In the RGB color model it is made of 22.7% red, 29.4% green and 44.3% blue (58, 75, 113).

Its hue angle is 221°, with 32% saturation and 34% lightness. For print, the CMYK equivalent is 49% cyan, 34% magenta, 0% yellow and 56% black.

The closest named color is Noble Knight (#394D78), a difference of 1.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 8.66:1).

#3A4B71 color codes

HEX	`#3A4B71`
RGB	`rgb(58, 75, 113)`
RGB percent	`rgb(22.7%, 29.4%, 44.3%)`
HSL	`hsl(221, 32%, 34%)`
HSV / HSB	`hsv(221, 49%, 44%)`
CMYK	`cmyk(49%, 34%, 0%, 56%)`
CIE LAB	`lab(32.09, 4.69, -23.96)`
CIE LCH	`lch(32.09, 24.42, 281.07)`
CIE XYZ	`xyz(7.241, 7.124, 16.613)`
Decimal	`3820401`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3A4B71, 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 #3A4B71	Ratio	AA	AAA	AA large
Sample text	2.42:1	Fail	Fail	Fail
Sample text	8.66:1	Pass	Pass	Pass

#3A4B71 as text on	Ratio	AA	AAA	AA large
Sample text	8.66:1	Pass	Pass	Pass
Sample text	2.42:1	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 #3A4B71 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3a4b71; }
.text { color: #3a4b71; }
.border { border: 2px solid #3a4b71; }
.transparent { background-color: rgb(58 75 113 / 50%); }
.gradient { background: linear-gradient(to right, #3a4b71, #453a71); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Blue.

Questions

What color is #3A4B71?: #3A4B71 is a dark, desaturated blue, closest to the named color Noble Knight. It belongs to the blue family of colors.
What is the RGB value of #3A4B71?: The RGB value is 58, 75, 113: 58 red, 75 green and 113 blue on a 0 to 255 scale.
What is the complementary color of #3A4B71?: The complementary color is #71603A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3A4B71?: White text. Black text has a contrast ratio of 2.42:1 and white text 8.66:1. WCAG asks for at least 4.5:1 for normal text.