What color is #424C63?

#424C63 is a dark, grayish blue, closest to the named color Silent Sea. It belongs to the blue family of colors.

What is the RGB value of #424C63?

The RGB value is 66, 76, 99: 66 red, 76 green and 99 blue on a 0 to 255 scale.

What is the complementary color of #424C63?

The complementary color is #635942, found by rotating the hue 180° on the color wheel.

Is black or white text better on #424C63?

White text. Black text has a contrast ratio of 2.45:1 and white text 8.59:1. WCAG asks for at least 4.5:1 for normal text.

#424C63 color

#424C63 rgb(66, 76, 99)

Shades of blue

The hex color #424C63 is a dark, grayish blue.

In the RGB color model it is made of 25.9% red, 29.8% green and 38.8% blue (66, 76, 99).

Its hue angle is 222°, with 20% saturation and 32% lightness. For print, the CMYK equivalent is 33% cyan, 23% magenta, 0% yellow and 61% black.

The closest named color is Silent Sea (#3A4A63), a difference of 2.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 8.59:1).

#424C63 color codes

HEX	`#424C63`
RGB	`rgb(66, 76, 99)`
RGB percent	`rgb(25.9%, 29.8%, 38.8%)`
HSL	`hsl(222, 20%, 32%)`
HSV / HSB	`hsv(222, 33%, 39%)`
CMYK	`cmyk(33%, 23%, 0%, 61%)`
CIE LAB	`lab(32.32, 2.13, -14.73)`
CIE LCH	`lch(32.32, 14.88, 278.23)`
CIE XYZ	`xyz(7.083, 7.228, 12.824)`
Decimal	`4344931`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #424C63, 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 #424C63	Ratio	AA	AAA	AA large
Sample text	2.45:1	Fail	Fail	Fail
Sample text	8.59:1	Pass	Pass	Pass

#424C63 as text on	Ratio	AA	AAA	AA large
Sample text	8.59:1	Pass	Pass	Pass
Sample text	2.45:1	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 #424C63 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #424c63; }
.text { color: #424c63; }
.border { border: 2px solid #424c63; }
.transparent { background-color: rgb(66 76 99 / 50%); }
.gradient { background: linear-gradient(to right, #424c63, #494263); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #424C63?: #424C63 is a dark, grayish blue, closest to the named color Silent Sea. It belongs to the blue family of colors.
What is the RGB value of #424C63?: The RGB value is 66, 76, 99: 66 red, 76 green and 99 blue on a 0 to 255 scale.
What is the complementary color of #424C63?: The complementary color is #635942, found by rotating the hue 180° on the color wheel.
Is black or white text better on #424C63?: White text. Black text has a contrast ratio of 2.45:1 and white text 8.59:1. WCAG asks for at least 4.5:1 for normal text.