What color is #28557F?

#28557F is a dark, moderate azure, closest to the named color Slumber. It belongs to the blue family of colors.

What is the RGB value of #28557F?

The RGB value is 40, 85, 127: 40 red, 85 green and 127 blue on a 0 to 255 scale.

What is the complementary color of #28557F?

The complementary color is #7F5228, found by rotating the hue 180° on the color wheel.

Is black or white text better on #28557F?

White text. Black text has a contrast ratio of 2.7:1 and white text 7.79:1. WCAG asks for at least 4.5:1 for normal text.

#28557F color

#28557F rgb(40, 85, 127)

Shades of blue

The hex color #28557F is a dark, moderate azure.

In the RGB color model it is made of 15.7% red, 33.3% green and 49.8% blue (40, 85, 127).

Its hue angle is 209°, with 52% saturation and 33% lightness. For print, the CMYK equivalent is 69% cyan, 33% magenta, 0% yellow and 50% black.

The closest named color is Slumber (#2D517C), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 7.79:1).

#28557F color codes

HEX	`#28557F`
RGB	`rgb(40, 85, 127)`
RGB percent	`rgb(15.7%, 33.3%, 49.8%)`
HSL	`hsl(209, 52%, 33%)`
HSV / HSB	`hsv(209, 69%, 50%)`
CMYK	`cmyk(69%, 33%, 0%, 50%)`
CIE LAB	`lab(34.96, -0.97, -28.22)`
CIE LCH	`lch(34.96, 28.24, 268.02)`
CIE XYZ	`xyz(7.953, 8.48, 21.292)`
Decimal	`2643327`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #28557F, 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 #28557F	Ratio	AA	AAA	AA large
Sample text	2.7:1	Fail	Fail	Fail
Sample text	7.79:1	Pass	Pass	Pass

#28557F as text on	Ratio	AA	AAA	AA large
Sample text	7.79:1	Pass	Pass	Pass
Sample text	2.7:1	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 #28557F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #28557f; }
.text { color: #28557f; }
.border { border: 2px solid #28557f; }
.transparent { background-color: rgb(40 85 127 / 50%); }
.gradient { background: linear-gradient(to right, #28557f, #28297f); }

Background

Text color

Border

Similar colors

Closest common color name: Denim.

Questions

What color is #28557F?: #28557F is a dark, moderate azure, closest to the named color Slumber. It belongs to the blue family of colors.
What is the RGB value of #28557F?: The RGB value is 40, 85, 127: 40 red, 85 green and 127 blue on a 0 to 255 scale.
What is the complementary color of #28557F?: The complementary color is #7F5228, found by rotating the hue 180° on the color wheel.
Is black or white text better on #28557F?: White text. Black text has a contrast ratio of 2.7:1 and white text 7.79:1. WCAG asks for at least 4.5:1 for normal text.