What color is #284E6B?

#284E6B is a dark, desaturated azure, closest to the named color Seafarer. It belongs to the blue family of colors.

What is the RGB value of #284E6B?

The RGB value is 40, 78, 107: 40 red, 78 green and 107 blue on a 0 to 255 scale.

What is the complementary color of #284E6B?

The complementary color is #6B4528, found by rotating the hue 180° on the color wheel.

Is black or white text better on #284E6B?

White text. Black text has a contrast ratio of 2.39:1 and white text 8.78:1. WCAG asks for at least 4.5:1 for normal text.

#284E6B color

#284E6B rgb(40, 78, 107)

Shades of blue

The hex color #284E6B is a dark, desaturated azure.

In the RGB color model it is made of 15.7% red, 30.6% green and 42% blue (40, 78, 107).

Its hue angle is 206°, with 46% saturation and 29% lightness. For print, the CMYK equivalent is 63% cyan, 27% magenta, 0% yellow and 58% black.

The closest named color is Seafarer (#204D68), a difference of 2.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 8.78:1).

#284E6B color codes

HEX	`#284E6B`
RGB	`rgb(40, 78, 107)`
RGB percent	`rgb(15.7%, 30.6%, 42%)`
HSL	`hsl(206, 46%, 29%)`
HSV / HSB	`hsv(206, 63%, 42%)`
CMYK	`cmyk(63%, 27%, 0%, 58%)`
CIE LAB	`lab(31.72, -3.84, -20.84)`
CIE LCH	`lch(31.72, 21.19, 259.56)`
CIE XYZ	`xyz(6.252, 6.961, 14.921)`
Decimal	`2641515`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #284E6B, 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 #284E6B	Ratio	AA	AAA	AA large
Sample text	2.39:1	Fail	Fail	Fail
Sample text	8.78:1	Pass	Pass	Pass

#284E6B as text on	Ratio	AA	AAA	AA large
Sample text	8.78:1	Pass	Pass	Pass
Sample text	2.39:1	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 #284E6B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #284e6b; }
.text { color: #284e6b; }
.border { border: 2px solid #284e6b; }
.transparent { background-color: rgb(40 78 107 / 50%); }
.gradient { background: linear-gradient(to right, #284e6b, #282d6b); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #284E6B?: #284E6B is a dark, desaturated azure, closest to the named color Seafarer. It belongs to the blue family of colors.
What is the RGB value of #284E6B?: The RGB value is 40, 78, 107: 40 red, 78 green and 107 blue on a 0 to 255 scale.
What is the complementary color of #284E6B?: The complementary color is #6B4528, found by rotating the hue 180° on the color wheel.
Is black or white text better on #284E6B?: White text. Black text has a contrast ratio of 2.39:1 and white text 8.78:1. WCAG asks for at least 4.5:1 for normal text.