What color is #507BCB?

#507BCB 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 #507BCB?

The RGB value is 80, 123, 203: 80 red, 123 green and 203 blue on a 0 to 255 scale.

What is the complementary color of #507BCB?

The complementary color is #CBA050, found by rotating the hue 180° on the color wheel.

Is black or white text better on #507BCB?

Black text. Black text has a contrast ratio of 5.04:1 and white text 4.17:1. WCAG asks for at least 4.5:1 for normal text.

#507BCB color

#507BCB rgb(80, 123, 203)

Shades of blue

The hex color #507BCB is a moderate azure.

In the RGB color model it is made of 31.4% red, 48.2% green and 79.6% blue (80, 123, 203).

Its hue angle is 219°, with 54% saturation and 55% lightness. For print, the CMYK equivalent is 61% cyan, 39% magenta, 0% yellow and 20% black.

The closest named color is Serenity’s Reign (#507BCE), a difference of 0.4 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 5.04:1).

#507BCB color codes

HEX	`#507BCB`
RGB	`rgb(80, 123, 203)`
RGB percent	`rgb(31.4%, 48.2%, 79.6%)`
HSL	`hsl(219, 54%, 55%)`
HSV / HSB	`hsv(219, 61%, 80%)`
CMYK	`cmyk(61%, 39%, 0%, 20%)`
CIE LAB	`lab(52.04, 9.79, -45.99)`
CIE LCH	`lch(52.04, 47.02, 282.02)`
CIE XYZ	`xyz(21.167, 20.181, 59.268)`
Decimal	`5274571`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #507BCB, 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 #507BCB	Ratio	AA	AAA	AA large
Sample text	5.04:1	Pass	Fail	Pass
Sample text	4.17:1	Fail	Fail	Pass

#507BCB as text on	Ratio	AA	AAA	AA large
Sample text	4.17:1	Fail	Fail	Pass
Sample text	5.04:1	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 #507BCB looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #507bcb; }
.text { color: #507bcb; }
.border { border: 2px solid #507bcb; }
.transparent { background-color: rgb(80 123 203 / 50%); }
.gradient { background: linear-gradient(to right, #507bcb, #6350cb); }

Background

Text color

Border

Similar colors

Closest common color name: Steel Blue.

Questions

What color is #507BCB?: #507BCB 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 #507BCB?: The RGB value is 80, 123, 203: 80 red, 123 green and 203 blue on a 0 to 255 scale.
What is the complementary color of #507BCB?: The complementary color is #CBA050, found by rotating the hue 180° on the color wheel.
Is black or white text better on #507BCB?: Black text. Black text has a contrast ratio of 5.04:1 and white text 4.17:1. WCAG asks for at least 4.5:1 for normal text.