What color is #1C3F72?

#1C3F72 is a dark, moderate azure, closest to the named color Aegean Blue. It belongs to the blue family of colors.

What is the RGB value of #1C3F72?

The RGB value is 28, 63, 114: 28 red, 63 green and 114 blue on a 0 to 255 scale.

What is the complementary color of #1C3F72?

The complementary color is #724F1C, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1C3F72?

White text. Black text has a contrast ratio of 2:1 and white text 10.48:1. WCAG asks for at least 4.5:1 for normal text.

#1C3F72 color

#1C3F72 rgb(28, 63, 114)

Shades of blue

The hex color #1C3F72 is a dark, moderate azure.

In the RGB color model it is made of 11% red, 24.7% green and 44.7% blue (28, 63, 114).

Its hue angle is 216°, with 61% saturation and 28% lightness. For print, the CMYK equivalent is 75% cyan, 45% magenta, 0% yellow and 55% black.

The closest named color is Aegean Blue (#1B416F), a difference of 1.3 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 10.48:1).

#1C3F72 color codes

HEX	`#1C3F72`
RGB	`rgb(28, 63, 114)`
RGB percent	`rgb(11%, 24.7%, 44.7%)`
HSL	`hsl(216, 61%, 28%)`
HSV / HSB	`hsv(216, 75%, 45%)`
CMYK	`cmyk(75%, 45%, 0%, 55%)`
CIE LAB	`lab(26.78, 6.53, -33.09)`
CIE LCH	`lch(26.78, 33.73, 281.16)`
CIE XYZ	`xyz(5.293, 5.016, 16.606)`
Decimal	`1851250`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1C3F72, 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 #1C3F72	Ratio	AA	AAA	AA large
Sample text	2:1	Fail	Fail	Fail
Sample text	10.48:1	Pass	Pass	Pass

#1C3F72 as text on	Ratio	AA	AAA	AA large
Sample text	10.48:1	Pass	Pass	Pass
Sample text	2:1	Fail	Fail	Fail

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 #1C3F72 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1c3f72; }
.text { color: #1c3f72; }
.border { border: 2px solid #1c3f72; }
.transparent { background-color: rgb(28 63 114 / 50%); }
.gradient { background: linear-gradient(to right, #1c3f72, #241c72); }

Background

Text color

Border

Similar colors

Closest common color name: Prussian Blue.

Questions

What color is #1C3F72?: #1C3F72 is a dark, moderate azure, closest to the named color Aegean Blue. It belongs to the blue family of colors.
What is the RGB value of #1C3F72?: The RGB value is 28, 63, 114: 28 red, 63 green and 114 blue on a 0 to 255 scale.
What is the complementary color of #1C3F72?: The complementary color is #724F1C, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1C3F72?: White text. Black text has a contrast ratio of 2:1 and white text 10.48:1. WCAG asks for at least 4.5:1 for normal text.