What color is #677B91?

#677B91 is a grayish azure, closest to the named color Slate Gray. It belongs to the blue family of colors.

What is the RGB value of #677B91?

The RGB value is 103, 123, 145: 103 red, 123 green and 145 blue on a 0 to 255 scale.

What is the complementary color of #677B91?

The complementary color is #917D67, found by rotating the hue 180° on the color wheel.

Is black or white text better on #677B91?

Black text. Black text has a contrast ratio of 4.82:1 and white text 4.36:1. WCAG asks for at least 4.5:1 for normal text.

#677B91 color

#677B91 rgb(103, 123, 145)

Shades of blue

The hex color #677B91 is a grayish azure.

In the RGB color model it is made of 40.4% red, 48.2% green and 56.9% blue (103, 123, 145).

Its hue angle is 211°, with 17% saturation and 49% lightness. For print, the CMYK equivalent is 29% cyan, 15% magenta, 0% yellow and 43% black.

The closest named color is Slate Gray (#708090), a difference of 3.1 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 4.82:1).

#677B91 color codes

HEX	`#677B91`
RGB	`rgb(103, 123, 145)`
RGB percent	`rgb(40.4%, 48.2%, 56.9%)`
HSL	`hsl(211, 17%, 49%)`
HSV / HSB	`hsv(211, 29%, 57%)`
CMYK	`cmyk(29%, 15%, 0%, 43%)`
CIE LAB	`lab(50.8, -1.93, -14.29)`
CIE LCH	`lch(50.8, 14.42, 262.33)`
CIE XYZ	`xyz(17.786, 19.093, 29.531)`
Decimal	`6781841`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #677B91, 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 #677B91	Ratio	AA	AAA	AA large
Sample text	4.82:1	Pass	Fail	Pass
Sample text	4.36:1	Fail	Fail	Pass

#677B91 as text on	Ratio	AA	AAA	AA large
Sample text	4.36:1	Fail	Fail	Pass
Sample text	4.82:1	Pass	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 #677B91 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #677b91; }
.text { color: #677b91; }
.border { border: 2px solid #677b91; }
.transparent { background-color: rgb(103 123 145 / 50%); }
.gradient { background: linear-gradient(to right, #677b91, #686791); }

Background

Text color

Border

Similar colors

Questions

What color is #677B91?: #677B91 is a grayish azure, closest to the named color Slate Gray. It belongs to the blue family of colors.
What is the RGB value of #677B91?: The RGB value is 103, 123, 145: 103 red, 123 green and 145 blue on a 0 to 255 scale.
What is the complementary color of #677B91?: The complementary color is #917D67, found by rotating the hue 180° on the color wheel.
Is black or white text better on #677B91?: Black text. Black text has a contrast ratio of 4.82:1 and white text 4.36:1. WCAG asks for at least 4.5:1 for normal text.