What color is #2F4D5B?

#2F4D5B is a dark, desaturated azure, closest to the named color Nocturne. It belongs to the blue family of colors.

What is the RGB value of #2F4D5B?

The RGB value is 47, 77, 91: 47 red, 77 green and 91 blue on a 0 to 255 scale.

What is the complementary color of #2F4D5B?

The complementary color is #5B3D2F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #2F4D5B?

White text. Black text has a contrast ratio of 2.33:1 and white text 9:1. WCAG asks for at least 4.5:1 for normal text.

#2F4D5B color

#2F4D5B rgb(47, 77, 91)

Shades of blue

The hex color #2F4D5B is a dark, desaturated azure.

In the RGB color model it is made of 18.4% red, 30.2% green and 35.7% blue (47, 77, 91).

Its hue angle is 199°, with 32% saturation and 27% lightness. For print, the CMYK equivalent is 48% cyan, 15% magenta, 0% yellow and 64% black.

The closest named color is Nocturne (#344D58), a difference of 1.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 9:1).

#2F4D5B color codes

HEX	`#2F4D5B`
RGB	`rgb(47, 77, 91)`
RGB percent	`rgb(18.4%, 30.2%, 35.7%)`
HSL	`hsl(199, 32%, 27%)`
HSV / HSB	`hsv(199, 48%, 36%)`
CMYK	`cmyk(48%, 15%, 0%, 64%)`
CIE LAB	`lab(31.04, -6.87, -11.71)`
CIE LCH	`lch(31.04, 13.58, 239.59)`
CIE XYZ	`xyz(5.714, 6.667, 10.881)`
Decimal	`3099995`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #2F4D5B, 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 #2F4D5B	Ratio	AA	AAA	AA large
Sample text	2.33:1	Fail	Fail	Fail
Sample text	9:1	Pass	Pass	Pass

#2F4D5B as text on	Ratio	AA	AAA	AA large
Sample text	9:1	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 #2F4D5B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #2f4d5b; }
.text { color: #2f4d5b; }
.border { border: 2px solid #2f4d5b; }
.transparent { background-color: rgb(47 77 91 / 50%); }
.gradient { background: linear-gradient(to right, #2f4d5b, #2f375b); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #2F4D5B?: #2F4D5B is a dark, desaturated azure, closest to the named color Nocturne. It belongs to the blue family of colors.
What is the RGB value of #2F4D5B?: The RGB value is 47, 77, 91: 47 red, 77 green and 91 blue on a 0 to 255 scale.
What is the complementary color of #2F4D5B?: The complementary color is #5B3D2F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #2F4D5B?: White text. Black text has a contrast ratio of 2.33:1 and white text 9:1. WCAG asks for at least 4.5:1 for normal text.