What color is #3F406E?

#3F406E is a dark, desaturated blue, closest to the named color Storm Is Coming. It belongs to the blue family of colors.

What is the RGB value of #3F406E?

The RGB value is 63, 64, 110: 63 red, 64 green and 110 blue on a 0 to 255 scale.

What is the complementary color of #3F406E?

The complementary color is #6E6D3F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F406E?

White text. Black text has a contrast ratio of 2.17:1 and white text 9.68:1. WCAG asks for at least 4.5:1 for normal text.

#3F406E color

#3F406E rgb(63, 64, 110)

Shades of blue

The hex color #3F406E is a dark, desaturated blue.

In the RGB color model it is made of 24.7% red, 25.1% green and 43.1% blue (63, 64, 110).

Its hue angle is 239°, with 27% saturation and 34% lightness. For print, the CMYK equivalent is 43% cyan, 42% magenta, 0% yellow and 57% black.

The closest named color is Storm Is Coming (#3D3D63), a difference of 2.5 ΔE, a small difference.

White text is the more readable choice on this background (contrast 9.68:1).

#3F406E color codes

HEX	`#3F406E`
RGB	`rgb(63, 64, 110)`
RGB percent	`rgb(24.7%, 25.1%, 43.1%)`
HSL	`hsl(239, 27%, 34%)`
HSV / HSB	`hsv(239, 43%, 43%)`
CMYK	`cmyk(43%, 42%, 0%, 57%)`
CIE LAB	`lab(29.03, 12.43, -26.85)`
CIE LCH	`lch(29.03, 29.59, 294.83)`
CIE XYZ	`xyz(6.697, 5.849, 15.525)`
Decimal	`4145262`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F406E, 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 #3F406E	Ratio	AA	AAA	AA large
Sample text	2.17:1	Fail	Fail	Fail
Sample text	9.68:1	Pass	Pass	Pass

#3F406E as text on	Ratio	AA	AAA	AA large
Sample text	9.68:1	Pass	Pass	Pass
Sample text	2.17:1	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 #3F406E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f406e; }
.text { color: #3f406e; }
.border { border: 2px solid #3f406e; }
.transparent { background-color: rgb(63 64 110 / 50%); }
.gradient { background: linear-gradient(to right, #3f406e, #553f6e); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Blue.

Questions

What color is #3F406E?: #3F406E is a dark, desaturated blue, closest to the named color Storm Is Coming. It belongs to the blue family of colors.
What is the RGB value of #3F406E?: The RGB value is 63, 64, 110: 63 red, 64 green and 110 blue on a 0 to 255 scale.
What is the complementary color of #3F406E?: The complementary color is #6E6D3F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F406E?: White text. Black text has a contrast ratio of 2.17:1 and white text 9.68:1. WCAG asks for at least 4.5:1 for normal text.