What color is #121B36?

#121B36 is a very dark, moderate blue, closest to the named color Nightwalker. It belongs to the black family of colors.

What is the RGB value of #121B36?

The RGB value is 18, 27, 54: 18 red, 27 green and 54 blue on a 0 to 255 scale.

What is the complementary color of #121B36?

The complementary color is #362D12, found by rotating the hue 180° on the color wheel.

Is black or white text better on #121B36?

White text. Black text has a contrast ratio of 1.24:1 and white text 16.99:1. WCAG asks for at least 4.5:1 for normal text.

#121B36 color

#121B36 rgb(18, 27, 54)

Shades of black

The hex color #121B36 is a very dark, moderate blue.

In the RGB color model it is made of 7.1% red, 10.6% green and 21.2% blue (18, 27, 54).

Its hue angle is 225°, with 50% saturation and 14% lightness. For print, the CMYK equivalent is 67% cyan, 50% magenta, 0% yellow and 79% black.

The closest named color is Nightwalker (#161D3B), a difference of 1.5 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 16.99:1).

#121B36 color codes

HEX	`#121B36`
RGB	`rgb(18, 27, 54)`
RGB percent	`rgb(7.1%, 10.6%, 21.2%)`
HSL	`hsl(225, 50%, 14%)`
HSV / HSB	`hsv(225, 67%, 21%)`
CMYK	`cmyk(67%, 50%, 0%, 79%)`
CIE LAB	`lab(10.4, 6, -18.96)`
CIE LCH	`lch(10.4, 19.89, 287.56)`
CIE XYZ	`xyz(1.307, 1.179, 3.648)`
Decimal	`1186614`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #121B36, 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 #121B36	Ratio	AA	AAA	AA large
Sample text	1.24:1	Fail	Fail	Fail
Sample text	16.99:1	Pass	Pass	Pass

#121B36 as text on	Ratio	AA	AAA	AA large
Sample text	16.99:1	Pass	Pass	Pass
Sample text	1.24:1	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 #121B36 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #121b36; }
.text { color: #121b36; }
.border { border: 2px solid #121b36; }
.transparent { background-color: rgb(18 27 54 / 50%); }
.gradient { background: linear-gradient(to right, #121b36, #1b1236); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #121B36?: #121B36 is a very dark, moderate blue, closest to the named color Nightwalker. It belongs to the black family of colors.
What is the RGB value of #121B36?: The RGB value is 18, 27, 54: 18 red, 27 green and 54 blue on a 0 to 255 scale.
What is the complementary color of #121B36?: The complementary color is #362D12, found by rotating the hue 180° on the color wheel.
Is black or white text better on #121B36?: White text. Black text has a contrast ratio of 1.24:1 and white text 16.99:1. WCAG asks for at least 4.5:1 for normal text.