What color is #647D6F?

#647D6F is a grayish green, closest to the named color Ecological. It belongs to the gray family of colors.

What is the RGB value of #647D6F?

The RGB value is 100, 125, 111: 100 red, 125 green and 111 blue on a 0 to 255 scale.

What is the complementary color of #647D6F?

The complementary color is #7D6472, found by rotating the hue 180° on the color wheel.

Is black or white text better on #647D6F?

Black text. Black text has a contrast ratio of 4.7:1 and white text 4.46:1. WCAG asks for at least 4.5:1 for normal text.

#647D6F color

#647D6F rgb(100, 125, 111)

Shades of gray

The hex color #647D6F is a grayish green.

In the RGB color model it is made of 39.2% red, 49% green and 43.5% blue (100, 125, 111).

Its hue angle is 146°, with 11% saturation and 44% lightness. For print, the CMYK equivalent is 20% cyan, 0% magenta, 11% yellow and 51% black.

The closest named color is Ecological (#677F70), a difference of 1 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 4.7:1).

#647D6F color codes

HEX	`#647D6F`
RGB	`rgb(100, 125, 111)`
RGB percent	`rgb(39.2%, 49%, 43.5%)`
HSL	`hsl(146, 11%, 44%)`
HSV / HSB	`hsv(146, 20%, 49%)`
CMYK	`cmyk(20%, 0%, 11%, 51%)`
CIE LAB	`lab(50.13, -12.1, 4.66)`
CIE LCH	`lch(50.13, 12.97, 158.95)`
CIE XYZ	`xyz(15.458, 18.524, 17.797)`
Decimal	`6585711`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #647D6F, 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 #647D6F	Ratio	AA	AAA	AA large
Sample text	4.7:1	Pass	Fail	Pass
Sample text	4.46:1	Fail	Fail	Pass

#647D6F as text on	Ratio	AA	AAA	AA large
Sample text	4.46:1	Fail	Fail	Pass
Sample text	4.7:1	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 #647D6F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #647d6f; }
.text { color: #647d6f; }
.border { border: 2px solid #647d6f; }
.transparent { background-color: rgb(100 125 111 / 50%); }
.gradient { background: linear-gradient(to right, #647d6f, #647d7c); }

Background

Text color

Border

Similar colors

Questions

What color is #647D6F?: #647D6F is a grayish green, closest to the named color Ecological. It belongs to the gray family of colors.
What is the RGB value of #647D6F?: The RGB value is 100, 125, 111: 100 red, 125 green and 111 blue on a 0 to 255 scale.
What is the complementary color of #647D6F?: The complementary color is #7D6472, found by rotating the hue 180° on the color wheel.
Is black or white text better on #647D6F?: Black text. Black text has a contrast ratio of 4.7:1 and white text 4.46:1. WCAG asks for at least 4.5:1 for normal text.