What color is #143C5D?

#143C5D is a dark, moderate azure known as Poseidon. It belongs to the blue family of colors.

What is the RGB value of Poseidon?

The RGB value is 20, 60, 93: 20 red, 60 green and 93 blue on a 0 to 255 scale.

What is the complementary color of Poseidon?

The complementary color is #5D3514, found by rotating the hue 180° on the color wheel.

Is black or white text better on #143C5D?

White text. Black text has a contrast ratio of 1.83:1 and white text 11.45:1. WCAG asks for at least 4.5:1 for normal text.

Poseidon color: hex code #143C5D

#143C5D rgb(20, 60, 93)

Shades of blue

Poseidon has the hex code #143C5D. It is a dark, moderate azure.

In the RGB color model it is made of 7.8% red, 23.5% green and 36.5% blue (20, 60, 93).

Its hue angle is 207°, with 65% saturation and 22% lightness. For print, the CMYK equivalent is 78% cyan, 35% magenta, 0% yellow and 64% black.

White text is the more readable choice on this background (contrast 11.45:1).

Poseidon (#143C5D) color codes

HEX	`#143C5D`
RGB	`rgb(20, 60, 93)`
RGB percent	`rgb(7.8%, 23.5%, 36.5%)`
HSL	`hsl(207, 65%, 22%)`
HSV / HSB	`hsv(207, 78%, 36%)`
CMYK	`cmyk(78%, 35%, 0%, 64%)`
CIE LAB	`lab(24.23, -1.24, -23.66)`
CIE LCH	`lch(24.23, 23.7, 267)`
CIE XYZ	`xyz(3.879, 4.17, 10.954)`
Decimal	`1326173`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with Poseidon, 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 #143C5D	Ratio	AA	AAA	AA large
Sample text	1.83:1	Fail	Fail	Fail
Sample text	11.45:1	Pass	Pass	Pass

#143C5D as text on	Ratio	AA	AAA	AA large
Sample text	11.45:1	Pass	Pass	Pass
Sample text	1.83:1	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 #143C5D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #143c5d; }
.text { color: #143c5d; }
.border { border: 2px solid #143c5d; }
.transparent { background-color: rgb(20 60 93 / 50%); }
.gradient { background: linear-gradient(to right, #143c5d, #14175d); }

Background

Text color

Border

Similar colors

See #143C5D on its hex code page

Questions

What color is #143C5D?: #143C5D is a dark, moderate azure known as Poseidon. It belongs to the blue family of colors.
What is the RGB value of Poseidon?: The RGB value is 20, 60, 93: 20 red, 60 green and 93 blue on a 0 to 255 scale.
What is the complementary color of Poseidon?: The complementary color is #5D3514, found by rotating the hue 180° on the color wheel.
Is black or white text better on #143C5D?: White text. Black text has a contrast ratio of 1.83:1 and white text 11.45:1. WCAG asks for at least 4.5:1 for normal text.