What color is #1819B5?

#1819B5 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 #1819B5?

The RGB value is 24, 25, 181: 24 red, 25 green and 181 blue on a 0 to 255 scale.

What is the complementary color of #1819B5?

The complementary color is #B5B418, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1819B5?

White text. Black text has a contrast ratio of 1.85:1 and white text 11.38:1. WCAG asks for at least 4.5:1 for normal text.

#1819B5 color

#1819B5 rgb(24, 25, 181)

Shades of blue

The hex color #1819B5 is a moderate blue.

In the RGB color model it is made of 9.4% red, 9.8% green and 71% blue (24, 25, 181).

Its hue angle is 240°, with 77% saturation and 40% lightness. For print, the CMYK equivalent is 87% cyan, 86% magenta, 0% yellow and 29% 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 11.38:1).

#1819B5 color codes

HEX	`#1819B5`
RGB	`rgb(24, 25, 181)`
RGB percent	`rgb(9.4%, 9.8%, 71%)`
HSL	`hsl(240, 77%, 40%)`
HSV / HSB	`hsv(240, 87%, 71%)`
CMYK	`cmyk(87%, 86%, 0%, 29%)`
CIE LAB	`lab(24.4, 54.28, -78.26)`
CIE LCH	`lch(24.4, 95.24, 304.75)`
CIE XYZ	`xyz(9.062, 4.225, 44.045)`
Decimal	`1579445`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1819B5, 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 #1819B5	Ratio	AA	AAA	AA large
Sample text	1.85:1	Fail	Fail	Fail
Sample text	11.38:1	Pass	Pass	Pass

#1819B5 as text on	Ratio	AA	AAA	AA large
Sample text	11.38:1	Pass	Pass	Pass
Sample text	1.85:1	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 #1819B5 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1819b5; }
.text { color: #1819b5; }
.border { border: 2px solid #1819b5; }
.transparent { background-color: rgb(24 25 181 / 50%); }
.gradient { background: linear-gradient(to right, #1819b5, #6518b5); }

Background

Text color

Border

Similar colors

Questions

What color is #1819B5?: #1819B5 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 #1819B5?: The RGB value is 24, 25, 181: 24 red, 25 green and 181 blue on a 0 to 255 scale.
What is the complementary color of #1819B5?: The complementary color is #B5B418, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1819B5?: White text. Black text has a contrast ratio of 1.85:1 and white text 11.38:1. WCAG asks for at least 4.5:1 for normal text.