What color is #2F557D?

#2F557D is a dark, desaturated azure, closest to the named color Slumber. It belongs to the blue family of colors.

What is the RGB value of #2F557D?

The RGB value is 47, 85, 125: 47 red, 85 green and 125 blue on a 0 to 255 scale.

What is the complementary color of #2F557D?

The complementary color is #7D572F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #2F557D?

White text. Black text has a contrast ratio of 2.72:1 and white text 7.73:1. WCAG asks for at least 4.5:1 for normal text.

#2F557D color

#2F557D rgb(47, 85, 125)

Shades of blue

The hex color #2F557D is a dark, desaturated azure.

In the RGB color model it is made of 18.4% red, 33.3% green and 49% blue (47, 85, 125).

Its hue angle is 211°, with 45% saturation and 34% lightness. For print, the CMYK equivalent is 62% cyan, 32% magenta, 0% yellow and 51% black.

The closest named color is Slumber (#2D517C), a difference of 1.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.73:1).

#2F557D color codes

HEX	`#2F557D`
RGB	`rgb(47, 85, 125)`
RGB percent	`rgb(18.4%, 33.3%, 49%)`
HSL	`hsl(211, 45%, 34%)`
HSV / HSB	`hsv(211, 62%, 49%)`
CMYK	`cmyk(62%, 32%, 0%, 51%)`
CIE LAB	`lab(35.17, -0.32, -26.65)`
CIE LCH	`lch(35.17, 26.65, 269.32)`
CIE XYZ	`xyz(8.121, 8.581, 20.626)`
Decimal	`3102077`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #2F557D, 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 #2F557D	Ratio	AA	AAA	AA large
Sample text	2.72:1	Fail	Fail	Fail
Sample text	7.73:1	Pass	Pass	Pass

#2F557D as text on	Ratio	AA	AAA	AA large
Sample text	7.73:1	Pass	Pass	Pass
Sample text	2.72:1	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 #2F557D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #2f557d; }
.text { color: #2f557d; }
.border { border: 2px solid #2f557d; }
.transparent { background-color: rgb(47 85 125 / 50%); }
.gradient { background: linear-gradient(to right, #2f557d, #302f7d); }

Background

Text color

Border

Similar colors

Closest common color name: Denim.

Questions

What color is #2F557D?: #2F557D is a dark, desaturated azure, closest to the named color Slumber. It belongs to the blue family of colors.
What is the RGB value of #2F557D?: The RGB value is 47, 85, 125: 47 red, 85 green and 125 blue on a 0 to 255 scale.
What is the complementary color of #2F557D?: The complementary color is #7D572F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #2F557D?: White text. Black text has a contrast ratio of 2.72:1 and white text 7.73:1. WCAG asks for at least 4.5:1 for normal text.