What color is #63657B?

#63657B is a grayish blue, closest to the named color Venus Mist. It belongs to the blue family of colors.

What is the RGB value of #63657B?

The RGB value is 99, 101, 123: 99 red, 101 green and 123 blue on a 0 to 255 scale.

What is the complementary color of #63657B?

The complementary color is #7B7963, found by rotating the hue 180° on the color wheel.

Is black or white text better on #63657B?

White text. Black text has a contrast ratio of 3.68:1 and white text 5.71:1. WCAG asks for at least 4.5:1 for normal text.

#63657B color

#63657B rgb(99, 101, 123)

Shades of blue

The hex color #63657B is a grayish blue.

In the RGB color model it is made of 38.8% red, 39.6% green and 48.2% blue (99, 101, 123).

Its hue angle is 235°, with 11% saturation and 44% lightness. For print, the CMYK equivalent is 20% cyan, 18% magenta, 0% yellow and 52% black.

The closest named color is Venus Mist (#5F606E), a difference of 3.9 ΔE, a small difference.

White text is the more readable choice on this background (contrast 5.71:1).

#63657B color codes

HEX	`#63657B`
RGB	`rgb(99, 101, 123)`
RGB percent	`rgb(38.8%, 39.6%, 48.2%)`
HSL	`hsl(235, 11%, 44%)`
HSV / HSB	`hsv(235, 20%, 48%)`
CMYK	`cmyk(20%, 18%, 0%, 52%)`
CIE LAB	`lab(43.34, 4.26, -12.52)`
CIE LCH	`lch(43.34, 13.23, 288.8)`
CIE XYZ	`xyz(13.374, 13.39, 20.615)`
Decimal	`6514043`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #63657B, 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 #63657B	Ratio	AA	AAA	AA large
Sample text	3.68:1	Fail	Fail	Pass
Sample text	5.71:1	Pass	Fail	Pass

#63657B as text on	Ratio	AA	AAA	AA large
Sample text	5.71:1	Pass	Fail	Pass
Sample text	3.68:1	Fail	Fail	Pass

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 #63657B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #63657b; }
.text { color: #63657b; }
.border { border: 2px solid #63657b; }
.transparent { background-color: rgb(99 101 123 / 50%); }
.gradient { background: linear-gradient(to right, #63657b, #6d637b); }

Background

Text color

Border

Similar colors

Closest common color name: Space Gray.

Questions

What color is #63657B?: #63657B is a grayish blue, closest to the named color Venus Mist. It belongs to the blue family of colors.
What is the RGB value of #63657B?: The RGB value is 99, 101, 123: 99 red, 101 green and 123 blue on a 0 to 255 scale.
What is the complementary color of #63657B?: The complementary color is #7B7963, found by rotating the hue 180° on the color wheel.
Is black or white text better on #63657B?: White text. Black text has a contrast ratio of 3.68:1 and white text 5.71:1. WCAG asks for at least 4.5:1 for normal text.