What color is #3F495F?

#3F495F 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 #3F495F?

The RGB value is 63, 73, 95: 63 red, 73 green and 95 blue on a 0 to 255 scale.

What is the complementary color of #3F495F?

The complementary color is #5F553F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F495F?

White text. Black text has a contrast ratio of 2.33:1 and white text 9.01:1. WCAG asks for at least 4.5:1 for normal text.

#3F495F color

#3F495F rgb(63, 73, 95)

Shades of blue

The hex color #3F495F is a dark, grayish blue.

In the RGB color model it is made of 24.7% red, 28.6% green and 37.3% blue (63, 73, 95).

Its hue angle is 221°, with 20% saturation and 31% lightness. For print, the CMYK equivalent is 34% cyan, 23% magenta, 0% yellow and 63% black.

The closest named color is Silent Sea (#3A4A63), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 9.01:1).

#3F495F color codes

HEX	`#3F495F`
RGB	`rgb(63, 73, 95)`
RGB percent	`rgb(24.7%, 28.6%, 37.3%)`
HSL	`hsl(221, 20%, 31%)`
HSV / HSB	`hsv(221, 34%, 37%)`
CMYK	`cmyk(34%, 23%, 0%, 63%)`
CIE LAB	`lab(30.99, 1.89, -14.24)`
CIE LCH	`lch(30.99, 14.37, 277.57)`
CIE XYZ	`xyz(6.497, 6.648, 11.765)`
Decimal	`4147551`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F495F, 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 #3F495F	Ratio	AA	AAA	AA large
Sample text	2.33:1	Fail	Fail	Fail
Sample text	9.01:1	Pass	Pass	Pass

#3F495F as text on	Ratio	AA	AAA	AA large
Sample text	9.01:1	Pass	Pass	Pass
Sample text	2.33:1	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 #3F495F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f495f; }
.text { color: #3f495f; }
.border { border: 2px solid #3f495f; }
.transparent { background-color: rgb(63 73 95 / 50%); }
.gradient { background: linear-gradient(to right, #3f495f, #453f5f); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #3F495F?: #3F495F 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 #3F495F?: The RGB value is 63, 73, 95: 63 red, 73 green and 95 blue on a 0 to 255 scale.
What is the complementary color of #3F495F?: The complementary color is #5F553F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F495F?: White text. Black text has a contrast ratio of 2.33:1 and white text 9.01:1. WCAG asks for at least 4.5:1 for normal text.