What color is #0011BB?

#0011BB is a dark, vivid blue known as Too Dark Tonight. It belongs to the blue family of colors.

What is the RGB value of Too Dark Tonight?

The RGB value is 0, 17, 187: 0 red, 17 green and 187 blue on a 0 to 255 scale.

What is the complementary color of Too Dark Tonight?

The complementary color is #BBAA00, found by rotating the hue 180° on the color wheel.

Is black or white text better on #0011BB?

White text. Black text has a contrast ratio of 1.8:1 and white text 11.68:1. WCAG asks for at least 4.5:1 for normal text.

Too Dark Tonight color: hex code #0011BB

#0011BB rgb(0, 17, 187)

Shades of blue

Too Dark Tonight has the hex code #0011BB. It is a dark, vivid blue.

In the RGB color model it is made of 0% red, 6.7% green and 73.3% blue (0, 17, 187).

Its hue angle is 235°, with 100% saturation and 37% lightness. For print, the CMYK equivalent is 100% cyan, 91% magenta, 0% yellow and 27% black.

White text is the more readable choice on this background (contrast 11.68:1).

Too Dark Tonight (#0011BB) color codes

HEX	`#0011BB`
RGB	`rgb(0, 17, 187)`
RGB percent	`rgb(0%, 6.7%, 73.3%)`
HSL	`hsl(235, 100%, 37%)`
HSV / HSB	`hsv(235, 100%, 73%)`
CMYK	`cmyk(100%, 91%, 0%, 27%)`
CIE LAB	`lab(23.63, 58.48, -83.13)`
CIE LCH	`lch(23.63, 101.64, 305.12)`
CIE XYZ	`xyz(9.167, 3.987, 47.291)`
Decimal	`4539`
Short hex	`#01B`

Color harmonies

Colors that go with Too Dark Tonight, 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 #0011BB	Ratio	AA	AAA	AA large
Sample text	1.8:1	Fail	Fail	Fail
Sample text	11.68:1	Pass	Pass	Pass

#0011BB as text on	Ratio	AA	AAA	AA large
Sample text	11.68:1	Pass	Pass	Pass
Sample text	1.8:1	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 #0011BB looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #0011bb; }
.text { color: #0011bb; }
.border { border: 2px solid #0011bb; }
.transparent { background-color: rgb(0 17 187 / 50%); }
.gradient { background: linear-gradient(to right, #0011bb, #4c00bb); }

Background

Text color

Border

Similar colors

See #0011BB on its hex code page

Questions

What color is #0011BB?: #0011BB is a dark, vivid blue known as Too Dark Tonight. It belongs to the blue family of colors.
What is the RGB value of Too Dark Tonight?: The RGB value is 0, 17, 187: 0 red, 17 green and 187 blue on a 0 to 255 scale.
What is the complementary color of Too Dark Tonight?: The complementary color is #BBAA00, found by rotating the hue 180° on the color wheel.
Is black or white text better on #0011BB?: White text. Black text has a contrast ratio of 1.8:1 and white text 11.68:1. WCAG asks for at least 4.5:1 for normal text.