What color is #688D9D?

#688D9D is a grayish azure, closest to the named color Horizon. It belongs to the blue family of colors.

What is the RGB value of #688D9D?

The RGB value is 104, 141, 157: 104 red, 141 green and 157 blue on a 0 to 255 scale.

What is the complementary color of #688D9D?

The complementary color is #9D7868, found by rotating the hue 180° on the color wheel.

Is black or white text better on #688D9D?

Black text. Black text has a contrast ratio of 5.89:1 and white text 3.57:1. WCAG asks for at least 4.5:1 for normal text.

#688D9D color

#688D9D rgb(104, 141, 157)

Shades of blue

The hex color #688D9D is a grayish azure.

In the RGB color model it is made of 40.8% red, 55.3% green and 61.6% blue (104, 141, 157).

Its hue angle is 198°, with 21% saturation and 51% lightness. For print, the CMYK equivalent is 34% cyan, 10% magenta, 0% yellow and 38% black.

The closest named color is Horizon (#648894), a difference of 2.5 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 5.89:1).

#688D9D color codes

HEX	`#688D9D`
RGB	`rgb(104, 141, 157)`
RGB percent	`rgb(40.8%, 55.3%, 61.6%)`
HSL	`hsl(198, 21%, 51%)`
HSV / HSB	`hsv(198, 34%, 62%)`
CMYK	`cmyk(34%, 10%, 0%, 38%)`
CIE LAB	`lab(56.51, -8.76, -12.61)`
CIE LCH	`lch(56.51, 15.36, 235.2)`
CIE XYZ	`xyz(21.318, 24.426, 35.483)`
Decimal	`6851997`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #688D9D, 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 #688D9D	Ratio	AA	AAA	AA large
Sample text	5.89:1	Pass	Fail	Pass
Sample text	3.57:1	Fail	Fail	Pass

#688D9D as text on	Ratio	AA	AAA	AA large
Sample text	3.57:1	Fail	Fail	Pass
Sample text	5.89:1	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 #688D9D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #688d9d; }
.text { color: #688d9d; }
.border { border: 2px solid #688d9d; }
.transparent { background-color: rgb(104 141 157 / 50%); }
.gradient { background: linear-gradient(to right, #688d9d, #68729d); }

Background

Text color

Border

Similar colors

Questions

What color is #688D9D?: #688D9D is a grayish azure, closest to the named color Horizon. It belongs to the blue family of colors.
What is the RGB value of #688D9D?: The RGB value is 104, 141, 157: 104 red, 141 green and 157 blue on a 0 to 255 scale.
What is the complementary color of #688D9D?: The complementary color is #9D7868, found by rotating the hue 180° on the color wheel.
Is black or white text better on #688D9D?: Black text. Black text has a contrast ratio of 5.89:1 and white text 3.57:1. WCAG asks for at least 4.5:1 for normal text.