What color is #305F7B?

#305F7B is a dark, desaturated azure, closest to the named color Nautical Creatures. It belongs to the blue family of colors.

What is the RGB value of #305F7B?

The RGB value is 48, 95, 123: 48 red, 95 green and 123 blue on a 0 to 255 scale.

What is the complementary color of #305F7B?

The complementary color is #7B4C30, found by rotating the hue 180° on the color wheel.

Is black or white text better on #305F7B?

White text. Black text has a contrast ratio of 3.05:1 and white text 6.89:1. WCAG asks for at least 4.5:1 for normal text.

#305F7B color

#305F7B rgb(48, 95, 123)

Shades of blue

The hex color #305F7B is a dark, desaturated azure.

In the RGB color model it is made of 18.8% red, 37.3% green and 48.2% blue (48, 95, 123).

Its hue angle is 202°, with 44% saturation and 34% lightness. For print, the CMYK equivalent is 61% cyan, 23% magenta, 0% yellow and 52% black.

The closest named color is Nautical Creatures (#295C7A), a difference of 1.3 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 6.89:1).

#305F7B color codes

HEX	`#305F7B`
RGB	`rgb(48, 95, 123)`
RGB percent	`rgb(18.8%, 37.3%, 48.2%)`
HSL	`hsl(202, 44%, 34%)`
HSV / HSB	`hsv(202, 61%, 48%)`
CMYK	`cmyk(61%, 23%, 0%, 52%)`
CIE LAB	`lab(38.27, -7.02, -20.57)`
CIE LCH	`lch(38.27, 21.74, 251.17)`
CIE XYZ	`xyz(8.885, 10.242, 20.244)`
Decimal	`3170171`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #305F7B, 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 #305F7B	Ratio	AA	AAA	AA large
Sample text	3.05:1	Fail	Fail	Pass
Sample text	6.89:1	Pass	Fail	Pass

#305F7B as text on	Ratio	AA	AAA	AA large
Sample text	6.89:1	Pass	Fail	Pass
Sample text	3.05:1	Fail	Fail	Pass

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 #305F7B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #305f7b; }
.text { color: #305f7b; }
.border { border: 2px solid #305f7b; }
.transparent { background-color: rgb(48 95 123 / 50%); }
.gradient { background: linear-gradient(to right, #305f7b, #303a7b); }

Background

Text color

Border

Similar colors

Closest common color name: Cerulean.

Questions

What color is #305F7B?: #305F7B is a dark, desaturated azure, closest to the named color Nautical Creatures. It belongs to the blue family of colors.
What is the RGB value of #305F7B?: The RGB value is 48, 95, 123: 48 red, 95 green and 123 blue on a 0 to 255 scale.
What is the complementary color of #305F7B?: The complementary color is #7B4C30, found by rotating the hue 180° on the color wheel.
Is black or white text better on #305F7B?: White text. Black text has a contrast ratio of 3.05:1 and white text 6.89:1. WCAG asks for at least 4.5:1 for normal text.