What color is #404657?

#404657 is a dark, grayish blue, closest to the named color Lava Stone. It belongs to the gray family of colors.

What is the RGB value of #404657?

The RGB value is 64, 70, 87: 64 red, 70 green and 87 blue on a 0 to 255 scale.

What is the complementary color of #404657?

The complementary color is #575140, found by rotating the hue 180° on the color wheel.

Is black or white text better on #404657?

White text. Black text has a contrast ratio of 2.23:1 and white text 9.41:1. WCAG asks for at least 4.5:1 for normal text.

#404657 color

#404657 rgb(64, 70, 87)

Shades of gray

The hex color #404657 is a dark, grayish blue.

In the RGB color model it is made of 25.1% red, 27.5% green and 34.1% blue (64, 70, 87).

Its hue angle is 224°, with 15% saturation and 30% lightness. For print, the CMYK equivalent is 26% cyan, 20% magenta, 0% yellow and 66% black.

The closest named color is Lava Stone (#3C4151), a difference of 1.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 9.41:1).

#404657 color codes

HEX	`#404657`
RGB	`rgb(64, 70, 87)`
RGB percent	`rgb(25.1%, 27.5%, 34.1%)`
HSL	`hsl(224, 15%, 30%)`
HSV / HSB	`hsv(224, 26%, 34%)`
CMYK	`cmyk(26%, 20%, 0%, 66%)`
CIE LAB	`lab(29.81, 1.91, -10.91)`
CIE LCH	`lch(29.81, 11.08, 279.91)`
CIE XYZ	`xyz(6.024, 6.158, 9.886)`
Decimal	`4212311`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #404657, 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 #404657	Ratio	AA	AAA	AA large
Sample text	2.23:1	Fail	Fail	Fail
Sample text	9.41:1	Pass	Pass	Pass

#404657 as text on	Ratio	AA	AAA	AA large
Sample text	9.41:1	Pass	Pass	Pass
Sample text	2.23:1	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 #404657 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #404657; }
.text { color: #404657; }
.border { border: 2px solid #404657; }
.transparent { background-color: rgb(64 70 87 / 50%); }
.gradient { background: linear-gradient(to right, #404657, #464057); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #404657?: #404657 is a dark, grayish blue, closest to the named color Lava Stone. It belongs to the gray family of colors.
What is the RGB value of #404657?: The RGB value is 64, 70, 87: 64 red, 70 green and 87 blue on a 0 to 255 scale.
What is the complementary color of #404657?: The complementary color is #575140, found by rotating the hue 180° on the color wheel.
Is black or white text better on #404657?: White text. Black text has a contrast ratio of 2.23:1 and white text 9.41:1. WCAG asks for at least 4.5:1 for normal text.