What color is #1D539C?

#1D539C is a dark, moderate azure, closest to the named color Fist of the North Star. It belongs to the blue family of colors.

What is the RGB value of #1D539C?

The RGB value is 29, 83, 156: 29 red, 83 green and 156 blue on a 0 to 255 scale.

What is the complementary color of #1D539C?

The complementary color is #9C661D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1D539C?

White text. Black text has a contrast ratio of 2.77:1 and white text 7.58:1. WCAG asks for at least 4.5:1 for normal text.

#1D539C color

#1D539C rgb(29, 83, 156)

Shades of blue

The hex color #1D539C is a dark, moderate azure.

In the RGB color model it is made of 11.4% red, 32.5% green and 61.2% blue (29, 83, 156).

Its hue angle is 214°, with 69% saturation and 36% lightness. For print, the CMYK equivalent is 81% cyan, 47% magenta, 0% yellow and 39% black.

The closest named color is Fist of the North Star (#225599), a difference of 0.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.58:1).

#1D539C color codes

HEX	`#1D539C`
RGB	`rgb(29, 83, 156)`
RGB percent	`rgb(11.4%, 32.5%, 61.2%)`
HSL	`hsl(214, 69%, 36%)`
HSV / HSB	`hsv(214, 81%, 61%)`
CMYK	`cmyk(81%, 47%, 0%, 39%)`
CIE LAB	`lab(35.69, 10.05, -44.75)`
CIE LCH	`lch(35.69, 45.86, 282.66)`
CIE XYZ	`xyz(9.598, 8.847, 32.648)`
Decimal	`1921948`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1D539C, 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 #1D539C	Ratio	AA	AAA	AA large
Sample text	2.77:1	Fail	Fail	Fail
Sample text	7.58:1	Pass	Pass	Pass

#1D539C as text on	Ratio	AA	AAA	AA large
Sample text	7.58:1	Pass	Pass	Pass
Sample text	2.77:1	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 #1D539C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1d539c; }
.text { color: #1d539c; }
.border { border: 2px solid #1d539c; }
.transparent { background-color: rgb(29 83 156 / 50%); }
.gradient { background: linear-gradient(to right, #1d539c, #261d9c); }

Background

Text color

Border

Similar colors

Closest common color name: Sapphire.

Questions

What color is #1D539C?: #1D539C is a dark, moderate azure, closest to the named color Fist of the North Star. It belongs to the blue family of colors.
What is the RGB value of #1D539C?: The RGB value is 29, 83, 156: 29 red, 83 green and 156 blue on a 0 to 255 scale.
What is the complementary color of #1D539C?: The complementary color is #9C661D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1D539C?: White text. Black text has a contrast ratio of 2.77:1 and white text 7.58:1. WCAG asks for at least 4.5:1 for normal text.