What color is #1F2D3B?

#1F2D3B is a very dark, desaturated azure, closest to the named color Dark. It belongs to the black family of colors.

What is the RGB value of #1F2D3B?

The RGB value is 31, 45, 59: 31 red, 45 green and 59 blue on a 0 to 255 scale.

What is the complementary color of #1F2D3B?

The complementary color is #3B2D1F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1F2D3B?

White text. Black text has a contrast ratio of 1.5:1 and white text 14.03:1. WCAG asks for at least 4.5:1 for normal text.

#1F2D3B color

#1F2D3B rgb(31, 45, 59)

Shades of black

The hex color #1F2D3B is a very dark, desaturated azure.

In the RGB color model it is made of 12.2% red, 17.6% green and 23.1% blue (31, 45, 59).

Its hue angle is 210°, with 31% saturation and 18% lightness. For print, the CMYK equivalent is 47% cyan, 24% magenta, 0% yellow and 77% black.

The closest named color is Dark (#1B2431), a difference of 3.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 14.03:1).

#1F2D3B color codes

HEX	`#1F2D3B`
RGB	`rgb(31, 45, 59)`
RGB percent	`rgb(12.2%, 17.6%, 23.1%)`
HSL	`hsl(210, 31%, 18%)`
HSV / HSB	`hsv(210, 47%, 23%)`
CMYK	`cmyk(47%, 24%, 0%, 77%)`
CIE LAB	`lab(17.84, -1.42, -10.77)`
CIE LCH	`lch(17.84, 10.86, 262.51)`
CIE XYZ	`xyz(2.293, 2.484, 4.495)`
Decimal	`2043195`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1F2D3B, 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 #1F2D3B	Ratio	AA	AAA	AA large
Sample text	1.5:1	Fail	Fail	Fail
Sample text	14.03:1	Pass	Pass	Pass

#1F2D3B as text on	Ratio	AA	AAA	AA large
Sample text	14.03:1	Pass	Pass	Pass
Sample text	1.5:1	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 #1F2D3B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1f2d3b; }
.text { color: #1f2d3b; }
.border { border: 2px solid #1f2d3b; }
.transparent { background-color: rgb(31 45 59 / 50%); }
.gradient { background: linear-gradient(to right, #1f2d3b, #1f1f3b); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #1F2D3B?: #1F2D3B is a very dark, desaturated azure, closest to the named color Dark. It belongs to the black family of colors.
What is the RGB value of #1F2D3B?: The RGB value is 31, 45, 59: 31 red, 45 green and 59 blue on a 0 to 255 scale.
What is the complementary color of #1F2D3B?: The complementary color is #3B2D1F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1F2D3B?: White text. Black text has a contrast ratio of 1.5:1 and white text 14.03:1. WCAG asks for at least 4.5:1 for normal text.