What color is #283B61?

#283B61 is a dark, desaturated blue, closest to the named color Nautilus. It belongs to the blue family of colors.

What is the RGB value of #283B61?

The RGB value is 40, 59, 97: 40 red, 59 green and 97 blue on a 0 to 255 scale.

What is the complementary color of #283B61?

The complementary color is #614E28, found by rotating the hue 180° on the color wheel.

Is black or white text better on #283B61?

White text. Black text has a contrast ratio of 1.89:1 and white text 11.12:1. WCAG asks for at least 4.5:1 for normal text.

#283B61 color

#283B61 rgb(40, 59, 97)

Shades of blue

The hex color #283B61 is a dark, desaturated blue.

In the RGB color model it is made of 15.7% red, 23.1% green and 38% blue (40, 59, 97).

Its hue angle is 220°, with 42% saturation and 27% lightness. For print, the CMYK equivalent is 59% cyan, 39% magenta, 0% yellow and 62% black.

The closest named color is Nautilus (#273C5A), a difference of 2.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 11.12:1).

#283B61 color codes

HEX	`#283B61`
RGB	`rgb(40, 59, 97)`
RGB percent	`rgb(15.7%, 23.1%, 38%)`
HSL	`hsl(220, 42%, 27%)`
HSV / HSB	`hsv(220, 59%, 38%)`
CMYK	`cmyk(59%, 39%, 0%, 62%)`
CIE LAB	`lab(25.08, 5.08, -24.85)`
CIE LCH	`lch(25.08, 25.37, 281.56)`
CIE XYZ	`xyz(4.596, 4.442, 11.922)`
Decimal	`2636641`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #283B61, 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 #283B61	Ratio	AA	AAA	AA large
Sample text	1.89:1	Fail	Fail	Fail
Sample text	11.12:1	Pass	Pass	Pass

#283B61 as text on	Ratio	AA	AAA	AA large
Sample text	11.12:1	Pass	Pass	Pass
Sample text	1.89:1	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 #283B61 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #283b61; }
.text { color: #283b61; }
.border { border: 2px solid #283b61; }
.transparent { background-color: rgb(40 59 97 / 50%); }
.gradient { background: linear-gradient(to right, #283b61, #322861); }

Background

Text color

Border

Similar colors

Closest common color name: Prussian Blue.

Questions

What color is #283B61?: #283B61 is a dark, desaturated blue, closest to the named color Nautilus. It belongs to the blue family of colors.
What is the RGB value of #283B61?: The RGB value is 40, 59, 97: 40 red, 59 green and 97 blue on a 0 to 255 scale.
What is the complementary color of #283B61?: The complementary color is #614E28, found by rotating the hue 180° on the color wheel.
Is black or white text better on #283B61?: White text. Black text has a contrast ratio of 1.89:1 and white text 11.12:1. WCAG asks for at least 4.5:1 for normal text.