What color is #4187DF?

#4187DF is a moderate azure, closest to the named color Blue Jay. It belongs to the blue family of colors.

What is the RGB value of #4187DF?

The RGB value is 65, 135, 223: 65 red, 135 green and 223 blue on a 0 to 255 scale.

What is the complementary color of #4187DF?

The complementary color is #DF9941, found by rotating the hue 180° on the color wheel.

Is black or white text better on #4187DF?

Black text. Black text has a contrast ratio of 5.76:1 and white text 3.65:1. WCAG asks for at least 4.5:1 for normal text.

#4187DF color

#4187DF rgb(65, 135, 223)

Shades of blue

The hex color #4187DF is a moderate azure.

In the RGB color model it is made of 25.5% red, 52.9% green and 87.5% blue (65, 135, 223).

Its hue angle is 213°, with 71% saturation and 56% lightness. For print, the CMYK equivalent is 71% cyan, 39% magenta, 0% yellow and 13% black.

The closest named color is Blue Jay (#5588DD), a difference of 2.6 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 5.76:1).

#4187DF color codes

HEX	`#4187DF`
RGB	`rgb(65, 135, 223)`
RGB percent	`rgb(25.5%, 52.9%, 87.5%)`
HSL	`hsl(213, 71%, 56%)`
HSV / HSB	`hsv(213, 71%, 87%)`
CMYK	`cmyk(71%, 39%, 0%, 13%)`
CIE LAB	`lab(55.86, 6.97, -51.23)`
CIE LCH	`lch(55.86, 51.7, 277.74)`
CIE XYZ	`xyz(24.158, 23.777, 73.114)`
Decimal	`4294623`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #4187DF, 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 #4187DF	Ratio	AA	AAA	AA large
Sample text	5.76:1	Pass	Fail	Pass
Sample text	3.65:1	Fail	Fail	Pass

#4187DF as text on	Ratio	AA	AAA	AA large
Sample text	3.65:1	Fail	Fail	Pass
Sample text	5.76:1	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 #4187DF looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #4187df; }
.text { color: #4187df; }
.border { border: 2px solid #4187df; }
.transparent { background-color: rgb(65 135 223 / 50%); }
.gradient { background: linear-gradient(to right, #4187df, #4a41df); }

Background

Text color

Border

Similar colors

Closest common color name: Azure.

Questions

What color is #4187DF?: #4187DF is a moderate azure, closest to the named color Blue Jay. It belongs to the blue family of colors.
What is the RGB value of #4187DF?: The RGB value is 65, 135, 223: 65 red, 135 green and 223 blue on a 0 to 255 scale.
What is the complementary color of #4187DF?: The complementary color is #DF9941, found by rotating the hue 180° on the color wheel.
Is black or white text better on #4187DF?: Black text. Black text has a contrast ratio of 5.76:1 and white text 3.65:1. WCAG asks for at least 4.5:1 for normal text.