What color is #1D2B3D?

#1D2B3D is a very dark, desaturated azure, closest to the named color Dark. It belongs to the blue family of colors.

What is the RGB value of #1D2B3D?

The RGB value is 29, 43, 61: 29 red, 43 green and 61 blue on a 0 to 255 scale.

What is the complementary color of #1D2B3D?

The complementary color is #3D2F1D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1D2B3D?

White text. Black text has a contrast ratio of 1.47:1 and white text 14.33:1. WCAG asks for at least 4.5:1 for normal text.

#1D2B3D color

#1D2B3D rgb(29, 43, 61)

Shades of blue

The hex color #1D2B3D is a very dark, desaturated azure.

In the RGB color model it is made of 11.4% red, 16.9% green and 23.9% blue (29, 43, 61).

Its hue angle is 214°, with 36% saturation and 18% lightness. For print, the CMYK equivalent is 52% cyan, 30% magenta, 0% yellow and 76% black.

The closest named color is Dark (#1B2431), a difference of 3.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 14.33:1).

#1D2B3D color codes

HEX	`#1D2B3D`
RGB	`rgb(29, 43, 61)`
RGB percent	`rgb(11.4%, 16.9%, 23.9%)`
HSL	`hsl(214, 36%, 18%)`
HSV / HSB	`hsv(214, 52%, 24%)`
CMYK	`cmyk(52%, 30%, 0%, 76%)`
CIE LAB	`lab(17.11, 0.04, -13.3)`
CIE LCH	`lch(17.11, 13.3, 270.19)`
CIE XYZ	`xyz(2.213, 2.326, 4.746)`
Decimal	`1911613`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1D2B3D, 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 #1D2B3D	Ratio	AA	AAA	AA large
Sample text	1.47:1	Fail	Fail	Fail
Sample text	14.33:1	Pass	Pass	Pass

#1D2B3D as text on	Ratio	AA	AAA	AA large
Sample text	14.33:1	Pass	Pass	Pass
Sample text	1.47:1	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 #1D2B3D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1d2b3d; }
.text { color: #1d2b3d; }
.border { border: 2px solid #1d2b3d; }
.transparent { background-color: rgb(29 43 61 / 50%); }
.gradient { background: linear-gradient(to right, #1d2b3d, #1f1d3d); }

Background

Text color

Border

Similar colors

Closest common color name: Prussian Blue.

Questions

What color is #1D2B3D?: #1D2B3D is a very dark, desaturated azure, closest to the named color Dark. It belongs to the blue family of colors.
What is the RGB value of #1D2B3D?: The RGB value is 29, 43, 61: 29 red, 43 green and 61 blue on a 0 to 255 scale.
What is the complementary color of #1D2B3D?: The complementary color is #3D2F1D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1D2B3D?: White text. Black text has a contrast ratio of 1.47:1 and white text 14.33:1. WCAG asks for at least 4.5:1 for normal text.