What color is #1717BF?

#1717BF is a moderate blue, closest to the named color Too Dark Tonight. It belongs to the blue family of colors.

What is the RGB value of #1717BF?

The RGB value is 23, 23, 191: 23 red, 23 green and 191 blue on a 0 to 255 scale.

What is the complementary color of #1717BF?

The complementary color is #BFBF17, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1717BF?

White text. Black text has a contrast ratio of 1.91:1 and white text 10.99:1. WCAG asks for at least 4.5:1 for normal text.

#1717BF color

#1717BF rgb(23, 23, 191)

Shades of blue

The hex color #1717BF is a moderate blue.

In the RGB color model it is made of 9% red, 9% green and 74.9% blue (23, 23, 191).

Its hue angle is 240°, with 79% saturation and 42% lightness. For print, the CMYK equivalent is 88% cyan, 88% magenta, 0% yellow and 25% black.

The closest named color is Too Dark Tonight (#0011BB), a difference of 1.3 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 10.99:1).

#1717BF color codes

HEX	`#1717BF`
RGB	`rgb(23, 23, 191)`
RGB percent	`rgb(9%, 9%, 74.9%)`
HSL	`hsl(240, 79%, 42%)`
HSV / HSB	`hsv(240, 88%, 75%)`
CMYK	`cmyk(88%, 88%, 0%, 25%)`
CIE LAB	`lab(25.43, 57.95, -82.49)`
CIE LCH	`lch(25.43, 100.81, 305.09)`
CIE XYZ	`xyz(10.06, 4.555, 49.629)`
Decimal	`1513407`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1717BF, 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 #1717BF	Ratio	AA	AAA	AA large
Sample text	1.91:1	Fail	Fail	Fail
Sample text	10.99:1	Pass	Pass	Pass

#1717BF as text on	Ratio	AA	AAA	AA large
Sample text	10.99:1	Pass	Pass	Pass
Sample text	1.91:1	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 #1717BF looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1717bf; }
.text { color: #1717bf; }
.border { border: 2px solid #1717bf; }
.transparent { background-color: rgb(23 23 191 / 50%); }
.gradient { background: linear-gradient(to right, #1717bf, #6b17bf); }

Background

Text color

Border

Similar colors

Questions

What color is #1717BF?: #1717BF is a moderate blue, closest to the named color Too Dark Tonight. It belongs to the blue family of colors.
What is the RGB value of #1717BF?: The RGB value is 23, 23, 191: 23 red, 23 green and 191 blue on a 0 to 255 scale.
What is the complementary color of #1717BF?: The complementary color is #BFBF17, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1717BF?: White text. Black text has a contrast ratio of 1.91:1 and white text 10.99:1. WCAG asks for at least 4.5:1 for normal text.