What color is #405B6B?

#405B6B is a dark, desaturated azure, closest to the named color Stargazer. It belongs to the blue family of colors.

What is the RGB value of #405B6B?

The RGB value is 64, 91, 107: 64 red, 91 green and 107 blue on a 0 to 255 scale.

What is the complementary color of #405B6B?

The complementary color is #6B5040, found by rotating the hue 180° on the color wheel.

Is black or white text better on #405B6B?

White text. Black text has a contrast ratio of 2.93:1 and white text 7.18:1. WCAG asks for at least 4.5:1 for normal text.

#405B6B color

#405B6B rgb(64, 91, 107)

Shades of blue

The hex color #405B6B is a dark, desaturated azure.

In the RGB color model it is made of 25.1% red, 35.7% green and 42% blue (64, 91, 107).

Its hue angle is 202°, with 25% saturation and 34% lightness. For print, the CMYK equivalent is 40% cyan, 15% magenta, 0% yellow and 58% black.

The closest named color is Stargazer (#3F5865), a difference of 1.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.18:1).

#405B6B color codes

HEX	`#405B6B`
RGB	`rgb(64, 91, 107)`
RGB percent	`rgb(25.1%, 35.7%, 42%)`
HSL	`hsl(202, 25%, 34%)`
HSV / HSB	`hsv(202, 40%, 42%)`
CMYK	`cmyk(40%, 15%, 0%, 58%)`
CIE LAB	`lab(37.18, -5.54, -12.34)`
CIE LCH	`lch(37.18, 13.52, 245.83)`
CIE XYZ	`xyz(8.508, 9.633, 15.318)`
Decimal	`4217707`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #405B6B, 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 #405B6B	Ratio	AA	AAA	AA large
Sample text	2.93:1	Fail	Fail	Fail
Sample text	7.18:1	Pass	Pass	Pass

#405B6B as text on	Ratio	AA	AAA	AA large
Sample text	7.18:1	Pass	Pass	Pass
Sample text	2.93:1	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 #405B6B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #405b6b; }
.text { color: #405b6b; }
.border { border: 2px solid #405b6b; }
.transparent { background-color: rgb(64 91 107 / 50%); }
.gradient { background: linear-gradient(to right, #405b6b, #40466b); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #405B6B?: #405B6B is a dark, desaturated azure, closest to the named color Stargazer. It belongs to the blue family of colors.
What is the RGB value of #405B6B?: The RGB value is 64, 91, 107: 64 red, 91 green and 107 blue on a 0 to 255 scale.
What is the complementary color of #405B6B?: The complementary color is #6B5040, found by rotating the hue 180° on the color wheel.
Is black or white text better on #405B6B?: White text. Black text has a contrast ratio of 2.93:1 and white text 7.18:1. WCAG asks for at least 4.5:1 for normal text.