What color is #5197FF?

#5197FF is a light, vivid azure, closest to the named color Polar Glow. It belongs to the blue family of colors.

What is the RGB value of #5197FF?

The RGB value is 81, 151, 255: 81 red, 151 green and 255 blue on a 0 to 255 scale.

What is the complementary color of #5197FF?

The complementary color is #FFB951, found by rotating the hue 180° on the color wheel.

Is black or white text better on #5197FF?

Black text. Black text has a contrast ratio of 7.22:1 and white text 2.91:1. WCAG asks for at least 4.5:1 for normal text.

#5197FF color

#5197FF rgb(81, 151, 255)

Shades of blue

The hex color #5197FF is a light, vivid azure.

In the RGB color model it is made of 31.8% red, 59.2% green and 100% blue (81, 151, 255).

Its hue angle is 216°, with 100% saturation and 66% lightness. For print, the CMYK equivalent is 68% cyan, 41% magenta, 0% yellow and 0% black.

The closest named color is Polar Glow (#5097FC), a difference of 0.4 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 7.22:1).

#5197FF color codes

HEX	`#5197FF`
RGB	`rgb(81, 151, 255)`
RGB percent	`rgb(31.8%, 59.2%, 100%)`
HSL	`hsl(216, 100%, 66%)`
HSV / HSB	`hsv(216, 68%, 100%)`
CMYK	`cmyk(68%, 41%, 0%, 0%)`
CIE LAB	`lab(62.59, 10.89, -58.17)`
CIE LCH	`lch(62.59, 59.19, 280.61)`
CIE XYZ	`xyz(32.503, 31.099, 98.878)`
Decimal	`5347327`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #5197FF, 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 #5197FF	Ratio	AA	AAA	AA large
Sample text	7.22:1	Pass	Pass	Pass
Sample text	2.91:1	Fail	Fail	Fail

#5197FF as text on	Ratio	AA	AAA	AA large
Sample text	2.91:1	Fail	Fail	Fail
Sample text	7.22:1	Pass	Pass	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 #5197FF looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #5197ff; }
.text { color: #5197ff; }
.border { border: 2px solid #5197ff; }
.transparent { background-color: rgb(81 151 255 / 50%); }
.gradient { background: linear-gradient(to right, #5197ff, #6251ff); }

Background

Text color

Border

Similar colors

Questions

What color is #5197FF?: #5197FF is a light, vivid azure, closest to the named color Polar Glow. It belongs to the blue family of colors.
What is the RGB value of #5197FF?: The RGB value is 81, 151, 255: 81 red, 151 green and 255 blue on a 0 to 255 scale.
What is the complementary color of #5197FF?: The complementary color is #FFB951, found by rotating the hue 180° on the color wheel.
Is black or white text better on #5197FF?: Black text. Black text has a contrast ratio of 7.22:1 and white text 2.91:1. WCAG asks for at least 4.5:1 for normal text.