What color is #3F477C?

#3F477C is a dark, desaturated blue, closest to the named color Queen of the Night Shift. It belongs to the blue family of colors.

What is the RGB value of #3F477C?

The RGB value is 63, 71, 124: 63 red, 71 green and 124 blue on a 0 to 255 scale.

What is the complementary color of #3F477C?

The complementary color is #7C743F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F477C?

White text. Black text has a contrast ratio of 2.4:1 and white text 8.74:1. WCAG asks for at least 4.5:1 for normal text.

#3F477C color

#3F477C rgb(63, 71, 124)

Shades of blue

The hex color #3F477C is a dark, desaturated blue.

In the RGB color model it is made of 24.7% red, 27.8% green and 48.6% blue (63, 71, 124).

Its hue angle is 232°, with 33% saturation and 37% lightness. For print, the CMYK equivalent is 49% cyan, 43% magenta, 0% yellow and 51% black.

The closest named color is Queen of the Night Shift (#3D4585), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 8.74:1).

#3F477C color codes

HEX	`#3F477C`
RGB	`rgb(63, 71, 124)`
RGB percent	`rgb(24.7%, 27.8%, 48.6%)`
HSL	`hsl(232, 33%, 37%)`
HSV / HSB	`hsv(232, 49%, 49%)`
CMYK	`cmyk(49%, 43%, 0%, 51%)`
CIE LAB	`lab(31.85, 12.33, -31.2)`
CIE LCH	`lch(31.85, 33.54, 291.57)`
CIE XYZ	`xyz(7.94, 7.018, 20.001)`
Decimal	`4147068`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F477C, 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 #3F477C	Ratio	AA	AAA	AA large
Sample text	2.4:1	Fail	Fail	Fail
Sample text	8.74:1	Pass	Pass	Pass

#3F477C as text on	Ratio	AA	AAA	AA large
Sample text	8.74:1	Pass	Pass	Pass
Sample text	2.4:1	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 #3F477C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f477c; }
.text { color: #3f477c; }
.border { border: 2px solid #3f477c; }
.transparent { background-color: rgb(63 71 124 / 50%); }
.gradient { background: linear-gradient(to right, #3f477c, #563f7c); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Blue.

Questions

What color is #3F477C?: #3F477C is a dark, desaturated blue, closest to the named color Queen of the Night Shift. It belongs to the blue family of colors.
What is the RGB value of #3F477C?: The RGB value is 63, 71, 124: 63 red, 71 green and 124 blue on a 0 to 255 scale.
What is the complementary color of #3F477C?: The complementary color is #7C743F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F477C?: White text. Black text has a contrast ratio of 2.4:1 and white text 8.74:1. WCAG asks for at least 4.5:1 for normal text.