What color is #405557?

#405557 is a dark, grayish cyan, closest to the named color All Nighter. It belongs to the gray family of colors.

What is the RGB value of #405557?

The RGB value is 64, 85, 87: 64 red, 85 green and 87 blue on a 0 to 255 scale.

What is the complementary color of #405557?

The complementary color is #574240, found by rotating the hue 180° on the color wheel.

Is black or white text better on #405557?

White text. Black text has a contrast ratio of 2.66:1 and white text 7.91:1. WCAG asks for at least 4.5:1 for normal text.

#405557 color

#405557 rgb(64, 85, 87)

Shades of gray

The hex color #405557 is a dark, grayish cyan.

In the RGB color model it is made of 25.1% red, 33.3% green and 34.1% blue (64, 85, 87).

Its hue angle is 185°, with 15% saturation and 30% lightness. For print, the CMYK equivalent is 26% cyan, 2% magenta, 0% yellow and 66% black.

The closest named color is All Nighter (#455454), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 7.91:1).

#405557 color codes

HEX	`#405557`
RGB	`rgb(64, 85, 87)`
RGB percent	`rgb(25.1%, 33.3%, 34.1%)`
HSL	`hsl(185, 15%, 30%)`
HSV / HSB	`hsv(185, 26%, 34%)`
CMYK	`cmyk(26%, 2%, 0%, 66%)`
CIE LAB	`lab(34.55, -7.48, -3.8)`
CIE LCH	`lch(34.55, 8.39, 206.91)`
CIE XYZ	`xyz(7.083, 8.275, 10.239)`
Decimal	`4216151`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #405557, 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 #405557	Ratio	AA	AAA	AA large
Sample text	2.66:1	Fail	Fail	Fail
Sample text	7.91:1	Pass	Pass	Pass

#405557 as text on	Ratio	AA	AAA	AA large
Sample text	7.91:1	Pass	Pass	Pass
Sample text	2.66:1	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 #405557 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #405557; }
.text { color: #405557; }
.border { border: 2px solid #405557; }
.transparent { background-color: rgb(64 85 87 / 50%); }
.gradient { background: linear-gradient(to right, #405557, #404957); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Gray.

Questions

What color is #405557?: #405557 is a dark, grayish cyan, closest to the named color All Nighter. It belongs to the gray family of colors.
What is the RGB value of #405557?: The RGB value is 64, 85, 87: 64 red, 85 green and 87 blue on a 0 to 255 scale.
What is the complementary color of #405557?: The complementary color is #574240, found by rotating the hue 180° on the color wheel.
Is black or white text better on #405557?: White text. Black text has a contrast ratio of 2.66:1 and white text 7.91:1. WCAG asks for at least 4.5:1 for normal text.