What color is #1F233E?

#1F233E is a very dark, desaturated blue, closest to the named color Nightwalker. It belongs to the blue family of colors.

What is the RGB value of #1F233E?

The RGB value is 31, 35, 62: 31 red, 35 green and 62 blue on a 0 to 255 scale.

What is the complementary color of #1F233E?

The complementary color is #3E3A1F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1F233E?

White text. Black text has a contrast ratio of 1.37:1 and white text 15.35:1. WCAG asks for at least 4.5:1 for normal text.

#1F233E color

#1F233E rgb(31, 35, 62)

Shades of blue

The hex color #1F233E is a very dark, desaturated blue.

In the RGB color model it is made of 12.2% red, 13.7% green and 24.3% blue (31, 35, 62).

Its hue angle is 232°, with 33% saturation and 18% lightness. For print, the CMYK equivalent is 50% cyan, 44% magenta, 0% yellow and 76% black.

The closest named color is Nightwalker (#161D3B), a difference of 2.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15.35:1).

#1F233E color codes

HEX	`#1F233E`
RGB	`rgb(31, 35, 62)`
RGB percent	`rgb(12.2%, 13.7%, 24.3%)`
HSL	`hsl(232, 33%, 18%)`
HSV / HSB	`hsv(232, 50%, 24%)`
CMYK	`cmyk(50%, 44%, 0%, 76%)`
CIE LAB	`lab(14.63, 6.82, -17.86)`
CIE LCH	`lch(14.63, 19.12, 290.9)`
CIE XYZ	`xyz(2.035, 1.841, 4.805)`
Decimal	`2040638`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1F233E, 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 #1F233E	Ratio	AA	AAA	AA large
Sample text	1.37:1	Fail	Fail	Fail
Sample text	15.35:1	Pass	Pass	Pass

#1F233E as text on	Ratio	AA	AAA	AA large
Sample text	15.35:1	Pass	Pass	Pass
Sample text	1.37:1	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 #1F233E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1f233e; }
.text { color: #1f233e; }
.border { border: 2px solid #1f233e; }
.transparent { background-color: rgb(31 35 62 / 50%); }
.gradient { background: linear-gradient(to right, #1f233e, #2b1f3e); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #1F233E?: #1F233E is a very dark, desaturated blue, closest to the named color Nightwalker. It belongs to the blue family of colors.
What is the RGB value of #1F233E?: The RGB value is 31, 35, 62: 31 red, 35 green and 62 blue on a 0 to 255 scale.
What is the complementary color of #1F233E?: The complementary color is #3E3A1F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1F233E?: White text. Black text has a contrast ratio of 1.37:1 and white text 15.35:1. WCAG asks for at least 4.5:1 for normal text.