What color is #818EB3?

#818EB3 is a grayish blue, closest to the named color Galactic Gossamer. It belongs to the blue family of colors.

What is the RGB value of #818EB3?

The RGB value is 129, 142, 179: 129 red, 142 green and 179 blue on a 0 to 255 scale.

What is the complementary color of #818EB3?

The complementary color is #B3A681, found by rotating the hue 180° on the color wheel.

Is black or white text better on #818EB3?

Black text. Black text has a contrast ratio of 6.45:1 and white text 3.25:1. WCAG asks for at least 4.5:1 for normal text.

#818EB3 color

#818EB3 rgb(129, 142, 179)

Shades of blue

The hex color #818EB3 is a grayish blue.

In the RGB color model it is made of 50.6% red, 55.7% green and 70.2% blue (129, 142, 179).

Its hue angle is 224°, with 25% saturation and 60% lightness. For print, the CMYK equivalent is 28% cyan, 21% magenta, 0% yellow and 30% black.

The closest named color is Galactic Gossamer (#7F8CB8), a difference of 1.8 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 6.45:1).

#818EB3 color codes

HEX	`#818EB3`
RGB	`rgb(129, 142, 179)`
RGB percent	`rgb(50.6%, 55.7%, 70.2%)`
HSL	`hsl(224, 25%, 60%)`
HSV / HSB	`hsv(224, 28%, 70%)`
CMYK	`cmyk(28%, 21%, 0%, 30%)`
CIE LAB	`lab(59.22, 3.89, -20.91)`
CIE LCH	`lch(59.22, 21.27, 280.54)`
CIE XYZ	`xyz(26.861, 27.267, 46.487)`
Decimal	`8490675`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #818EB3, 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 #818EB3	Ratio	AA	AAA	AA large
Sample text	6.45:1	Pass	Fail	Pass
Sample text	3.25:1	Fail	Fail	Pass

#818EB3 as text on	Ratio	AA	AAA	AA large
Sample text	3.25:1	Fail	Fail	Pass
Sample text	6.45:1	Pass	Fail	Pass

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 #818EB3 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #818eb3; }
.text { color: #818eb3; }
.border { border: 2px solid #818eb3; }
.transparent { background-color: rgb(129 142 179 / 50%); }
.gradient { background: linear-gradient(to right, #818eb3, #8d81b3); }

Background

Text color

Border

Similar colors

Questions

What color is #818EB3?: #818EB3 is a grayish blue, closest to the named color Galactic Gossamer. It belongs to the blue family of colors.
What is the RGB value of #818EB3?: The RGB value is 129, 142, 179: 129 red, 142 green and 179 blue on a 0 to 255 scale.
What is the complementary color of #818EB3?: The complementary color is #B3A681, found by rotating the hue 180° on the color wheel.
Is black or white text better on #818EB3?: Black text. Black text has a contrast ratio of 6.45:1 and white text 3.25:1. WCAG asks for at least 4.5:1 for normal text.