What color is #191B3A?

#191B3A is a very dark, desaturated blue, closest to the named color Nightwalker. It belongs to the black family of colors.

What is the RGB value of #191B3A?

The RGB value is 25, 27, 58: 25 red, 27 green and 58 blue on a 0 to 255 scale.

What is the complementary color of #191B3A?

The complementary color is #3A3819, found by rotating the hue 180° on the color wheel.

Is black or white text better on #191B3A?

White text. Black text has a contrast ratio of 1.26:1 and white text 16.68:1. WCAG asks for at least 4.5:1 for normal text.

#191B3A color

#191B3A rgb(25, 27, 58)

Shades of black

The hex color #191B3A is a very dark, desaturated blue.

In the RGB color model it is made of 9.8% red, 10.6% green and 22.7% blue (25, 27, 58).

Its hue angle is 236°, with 40% saturation and 16% lightness. For print, the CMYK equivalent is 57% cyan, 53% magenta, 0% yellow and 77% black.

The closest named color is Nightwalker (#161D3B), a difference of 1.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 16.68:1).

#191B3A color codes

HEX	`#191B3A`
RGB	`rgb(25, 27, 58)`
RGB percent	`rgb(9.8%, 10.6%, 22.7%)`
HSL	`hsl(236, 40%, 16%)`
HSV / HSB	`hsv(236, 57%, 23%)`
CMYK	`cmyk(57%, 53%, 0%, 77%)`
CIE LAB	`lab(11.25, 9.52, -20.44)`
CIE LCH	`lch(11.25, 22.55, 294.98)`
CIE XYZ	`xyz(1.556, 1.296, 4.17)`
Decimal	`1645370`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #191B3A, 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 #191B3A	Ratio	AA	AAA	AA large
Sample text	1.26:1	Fail	Fail	Fail
Sample text	16.68:1	Pass	Pass	Pass

#191B3A as text on	Ratio	AA	AAA	AA large
Sample text	16.68:1	Pass	Pass	Pass
Sample text	1.26:1	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 #191B3A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #191b3a; }
.text { color: #191b3a; }
.border { border: 2px solid #191b3a; }
.transparent { background-color: rgb(25 27 58 / 50%); }
.gradient { background: linear-gradient(to right, #191b3a, #27193a); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #191B3A?: #191B3A is a very dark, desaturated blue, closest to the named color Nightwalker. It belongs to the black family of colors.
What is the RGB value of #191B3A?: The RGB value is 25, 27, 58: 25 red, 27 green and 58 blue on a 0 to 255 scale.
What is the complementary color of #191B3A?: The complementary color is #3A3819, found by rotating the hue 180° on the color wheel.
Is black or white text better on #191B3A?: White text. Black text has a contrast ratio of 1.26:1 and white text 16.68:1. WCAG asks for at least 4.5:1 for normal text.