What color is #645F65?

#645F65 is a gray, closest to the named color Wonder Wine. It belongs to the gray family of colors.

What is the RGB value of #645F65?

The RGB value is 100, 95, 101: 100 red, 95 green and 101 blue on a 0 to 255 scale.

What is the complementary color of #645F65?

The complementary color is #60655F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #645F65?

White text. Black text has a contrast ratio of 3.37:1 and white text 6.24:1. WCAG asks for at least 4.5:1 for normal text.

#645F65 color

#645F65 rgb(100, 95, 101)

Shades of gray

The hex color #645F65 is a gray.

In the RGB color model it is made of 39.2% red, 37.3% green and 39.6% blue (100, 95, 101).

Its hue angle is 290°, with 3% saturation and 38% lightness. For print, the CMYK equivalent is 1% cyan, 6% magenta, 0% yellow and 60% black.

The closest named color is Wonder Wine (#635D63), a difference of 0.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 6.24:1).

#645F65 color codes

HEX	`#645F65`
RGB	`rgb(100, 95, 101)`
RGB percent	`rgb(39.2%, 37.3%, 39.6%)`
HSL	`hsl(290, 3%, 38%)`
HSV / HSB	`hsv(290, 6%, 40%)`
CMYK	`cmyk(1%, 6%, 0%, 60%)`
CIE LAB	`lab(40.95, 3.22, -2.7)`
CIE LCH	`lch(40.95, 4.21, 320.05)`
CIE XYZ	`xyz(11.696, 11.833, 13.977)`
Decimal	`6578021`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #645F65, 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 #645F65	Ratio	AA	AAA	AA large
Sample text	3.37:1	Fail	Fail	Pass
Sample text	6.24:1	Pass	Fail	Pass

#645F65 as text on	Ratio	AA	AAA	AA large
Sample text	6.24:1	Pass	Fail	Pass
Sample text	3.37:1	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 #645F65 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #645f65; }
.text { color: #645f65; }
.border { border: 2px solid #645f65; }
.transparent { background-color: rgb(100 95 101 / 50%); }
.gradient { background: linear-gradient(to right, #645f65, #655f63); }

Background

Text color

Border

Similar colors

Closest common color name: Dim Gray.

Questions

What color is #645F65?: #645F65 is a gray, closest to the named color Wonder Wine. It belongs to the gray family of colors.
What is the RGB value of #645F65?: The RGB value is 100, 95, 101: 100 red, 95 green and 101 blue on a 0 to 255 scale.
What is the complementary color of #645F65?: The complementary color is #60655F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #645F65?: White text. Black text has a contrast ratio of 3.37:1 and white text 6.24:1. WCAG asks for at least 4.5:1 for normal text.