What color is #12129E?

#12129E is a dark, moderate blue, closest to the named color Space Exploration. It belongs to the blue family of colors.

What is the RGB value of #12129E?

The RGB value is 18, 18, 158: 18 red, 18 green and 158 blue on a 0 to 255 scale.

What is the complementary color of #12129E?

The complementary color is #9E9E12, found by rotating the hue 180° on the color wheel.

Is black or white text better on #12129E?

White text. Black text has a contrast ratio of 1.61:1 and white text 13.08:1. WCAG asks for at least 4.5:1 for normal text.

#12129E color

#12129E rgb(18, 18, 158)

Shades of blue

The hex color #12129E is a dark, moderate blue.

In the RGB color model it is made of 7.1% red, 7.1% green and 62% blue (18, 18, 158).

Its hue angle is 240°, with 80% saturation and 35% lightness. For print, the CMYK equivalent is 89% cyan, 89% magenta, 0% yellow and 38% black.

The closest named color is Space Exploration (#001199), a difference of 1.1 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 13.08:1).

#12129E color codes

HEX	`#12129E`
RGB	`rgb(18, 18, 158)`
RGB percent	`rgb(7.1%, 7.1%, 62%)`
HSL	`hsl(240, 80%, 35%)`
HSV / HSB	`hsv(240, 89%, 62%)`
CMYK	`cmyk(89%, 89%, 0%, 38%)`
CIE LAB	`lab(20.16, 50.02, -71.42)`
CIE LCH	`lch(20.16, 87.19, 305)`
CIE XYZ	`xyz(6.635, 3.029, 32.576)`
Decimal	`1184414`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #12129E, 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 #12129E	Ratio	AA	AAA	AA large
Sample text	1.61:1	Fail	Fail	Fail
Sample text	13.08:1	Pass	Pass	Pass

#12129E as text on	Ratio	AA	AAA	AA large
Sample text	13.08:1	Pass	Pass	Pass
Sample text	1.61:1	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 #12129E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #12129e; }
.text { color: #12129e; }
.border { border: 2px solid #12129e; }
.transparent { background-color: rgb(18 18 158 / 50%); }
.gradient { background: linear-gradient(to right, #12129e, #58129e); }

Background

Text color

Border

Similar colors

Questions

What color is #12129E?: #12129E is a dark, moderate blue, closest to the named color Space Exploration. It belongs to the blue family of colors.
What is the RGB value of #12129E?: The RGB value is 18, 18, 158: 18 red, 18 green and 158 blue on a 0 to 255 scale.
What is the complementary color of #12129E?: The complementary color is #9E9E12, found by rotating the hue 180° on the color wheel.
Is black or white text better on #12129E?: White text. Black text has a contrast ratio of 1.61:1 and white text 13.08:1. WCAG asks for at least 4.5:1 for normal text.