What color is #537DCC?

#537DCC is a moderate azure, closest to the named color Serenity’s Reign. It belongs to the blue family of colors.

What is the RGB value of #537DCC?

The RGB value is 83, 125, 204: 83 red, 125 green and 204 blue on a 0 to 255 scale.

What is the complementary color of #537DCC?

The complementary color is #CCA253, found by rotating the hue 180° on the color wheel.

Is black or white text better on #537DCC?

Black text. Black text has a contrast ratio of 5.17:1 and white text 4.06:1. WCAG asks for at least 4.5:1 for normal text.

#537DCC color

#537DCC rgb(83, 125, 204)

Shades of blue

The hex color #537DCC is a moderate azure.

In the RGB color model it is made of 32.5% red, 49% green and 80% blue (83, 125, 204).

Its hue angle is 219°, with 54% saturation and 56% lightness. For print, the CMYK equivalent is 59% cyan, 39% magenta, 0% yellow and 20% black.

The closest named color is Serenity’s Reign (#507BCE), a difference of 0.7 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 5.17:1).

#537DCC color codes

HEX	`#537DCC`
RGB	`rgb(83, 125, 204)`
RGB percent	`rgb(32.5%, 49%, 80%)`
HSL	`hsl(219, 54%, 56%)`
HSV / HSB	`hsv(219, 59%, 80%)`
CMYK	`cmyk(59%, 39%, 0%, 20%)`
CIE LAB	`lab(52.8, 9.49, -45.34)`
CIE LCH	`lch(52.8, 46.32, 281.82)`
CIE XYZ	`xyz(21.796, 20.864, 59.994)`
Decimal	`5471692`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #537DCC, 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 #537DCC	Ratio	AA	AAA	AA large
Sample text	5.17:1	Pass	Fail	Pass
Sample text	4.06:1	Fail	Fail	Pass

#537DCC as text on	Ratio	AA	AAA	AA large
Sample text	4.06:1	Fail	Fail	Pass
Sample text	5.17:1	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 #537DCC looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #537dcc; }
.text { color: #537dcc; }
.border { border: 2px solid #537dcc; }
.transparent { background-color: rgb(83 125 204 / 50%); }
.gradient { background: linear-gradient(to right, #537dcc, #6653cc); }

Background

Text color

Border

Similar colors

Closest common color name: Steel Blue.

Questions

What color is #537DCC?: #537DCC is a moderate azure, closest to the named color Serenity’s Reign. It belongs to the blue family of colors.
What is the RGB value of #537DCC?: The RGB value is 83, 125, 204: 83 red, 125 green and 204 blue on a 0 to 255 scale.
What is the complementary color of #537DCC?: The complementary color is #CCA253, found by rotating the hue 180° on the color wheel.
Is black or white text better on #537DCC?: Black text. Black text has a contrast ratio of 5.17:1 and white text 4.06:1. WCAG asks for at least 4.5:1 for normal text.