What color is #404C57?

#404C57 is a dark, grayish azure known as Abyssal. It belongs to the gray family of colors.

What is the RGB value of Abyssal?

The RGB value is 64, 76, 87: 64 red, 76 green and 87 blue on a 0 to 255 scale.

What is the complementary color of Abyssal?

The complementary color is #574B40, found by rotating the hue 180° on the color wheel.

Is black or white text better on #404C57?

White text. Black text has a contrast ratio of 2.39:1 and white text 8.79:1. WCAG asks for at least 4.5:1 for normal text.

Abyssal color: hex code #404C57

#404C57 rgb(64, 76, 87)

Shades of gray

Abyssal has the hex code #404C57. It is a dark, grayish azure.

In the RGB color model it is made of 25.1% red, 29.8% green and 34.1% blue (64, 76, 87).

Its hue angle is 209°, with 15% saturation and 30% lightness. For print, the CMYK equivalent is 26% cyan, 13% magenta, 0% yellow and 66% black.

White text is the more readable choice on this background (contrast 8.79:1).

Abyssal (#404C57) color codes

HEX	`#404C57`
RGB	`rgb(64, 76, 87)`
RGB percent	`rgb(25.1%, 29.8%, 34.1%)`
HSL	`hsl(209, 15%, 30%)`
HSV / HSB	`hsv(209, 26%, 34%)`
CMYK	`cmyk(26%, 13%, 0%, 66%)`
CIE LAB	`lab(31.69, -1.93, -8.07)`
CIE LCH	`lch(31.69, 8.3, 256.56)`
CIE XYZ	`xyz(6.419, 6.947, 10.018)`
Decimal	`4213847`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with Abyssal, 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 #404C57	Ratio	AA	AAA	AA large
Sample text	2.39:1	Fail	Fail	Fail
Sample text	8.79:1	Pass	Pass	Pass

#404C57 as text on	Ratio	AA	AAA	AA large
Sample text	8.79:1	Pass	Pass	Pass
Sample text	2.39:1	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 #404C57 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #404c57; }
.text { color: #404c57; }
.border { border: 2px solid #404c57; }
.transparent { background-color: rgb(64 76 87 / 50%); }
.gradient { background: linear-gradient(to right, #404c57, #404157); }

Background

Text color

Border

Similar colors

See #404C57 on its hex code page

Questions

What color is #404C57?: #404C57 is a dark, grayish azure known as Abyssal. It belongs to the gray family of colors.
What is the RGB value of Abyssal?: The RGB value is 64, 76, 87: 64 red, 76 green and 87 blue on a 0 to 255 scale.
What is the complementary color of Abyssal?: The complementary color is #574B40, found by rotating the hue 180° on the color wheel.
Is black or white text better on #404C57?: White text. Black text has a contrast ratio of 2.39:1 and white text 8.79:1. WCAG asks for at least 4.5:1 for normal text.