What color is #1F2951?

#1F2951 is a dark, desaturated blue, closest to the named color Space Cadet. It belongs to the blue family of colors.

What is the RGB value of #1F2951?

The RGB value is 31, 41, 81: 31 red, 41 green and 81 blue on a 0 to 255 scale.

What is the complementary color of #1F2951?

The complementary color is #51471F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1F2951?

White text. Black text has a contrast ratio of 1.49:1 and white text 14.05:1. WCAG asks for at least 4.5:1 for normal text.

#1F2951 color

#1F2951 rgb(31, 41, 81)

Shades of blue

The hex color #1F2951 is a dark, desaturated blue.

In the RGB color model it is made of 12.2% red, 16.1% green and 31.8% blue (31, 41, 81).

Its hue angle is 228°, with 45% saturation and 22% lightness. For print, the CMYK equivalent is 62% cyan, 49% magenta, 0% yellow and 68% black.

The closest named color is Space Cadet (#1D2951), a difference of 0.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 14.05:1).

#1F2951 color codes

HEX	`#1F2951`
RGB	`rgb(31, 41, 81)`
RGB percent	`rgb(12.2%, 16.1%, 31.8%)`
HSL	`hsl(228, 45%, 22%)`
HSV / HSB	`hsv(228, 62%, 32%)`
CMYK	`cmyk(62%, 49%, 0%, 68%)`
CIE LAB	`lab(17.79, 9.57, -25.9)`
CIE LCH	`lch(17.79, 27.61, 290.28)`
CIE XYZ	`xyz(2.843, 2.471, 8.11)`
Decimal	`2042193`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1F2951, 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 #1F2951	Ratio	AA	AAA	AA large
Sample text	1.49:1	Fail	Fail	Fail
Sample text	14.05:1	Pass	Pass	Pass

#1F2951 as text on	Ratio	AA	AAA	AA large
Sample text	14.05:1	Pass	Pass	Pass
Sample text	1.49:1	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 #1F2951 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1f2951; }
.text { color: #1f2951; }
.border { border: 2px solid #1f2951; }
.transparent { background-color: rgb(31 41 81 / 50%); }
.gradient { background: linear-gradient(to right, #1f2951, #2e1f51); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #1F2951?: #1F2951 is a dark, desaturated blue, closest to the named color Space Cadet. It belongs to the blue family of colors.
What is the RGB value of #1F2951?: The RGB value is 31, 41, 81: 31 red, 41 green and 81 blue on a 0 to 255 scale.
What is the complementary color of #1F2951?: The complementary color is #51471F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1F2951?: White text. Black text has a contrast ratio of 1.49:1 and white text 14.05:1. WCAG asks for at least 4.5:1 for normal text.