What color is #645B7D?

#645B7D is a grayish violet, closest to the named color Berry Jam. It belongs to the purple family of colors.

What is the RGB value of #645B7D?

The RGB value is 100, 91, 125: 100 red, 91 green and 125 blue on a 0 to 255 scale.

What is the complementary color of #645B7D?

The complementary color is #747D5B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #645B7D?

White text. Black text has a contrast ratio of 3.33:1 and white text 6.3:1. WCAG asks for at least 4.5:1 for normal text.

#645B7D color

#645B7D rgb(100, 91, 125)

Shades of purple

The hex color #645B7D is a grayish violet.

In the RGB color model it is made of 39.2% red, 35.7% green and 49% blue (100, 91, 125).

Its hue angle is 256°, with 16% saturation and 42% lightness. For print, the CMYK equivalent is 20% cyan, 27% magenta, 0% yellow and 51% black.

The closest named color is Berry Jam (#655883), a difference of 2.9 ΔE, a small difference.

White text is the more readable choice on this background (contrast 6.3:1).

#645B7D color codes

HEX	`#645B7D`
RGB	`rgb(100, 91, 125)`
RGB percent	`rgb(39.2%, 35.7%, 49%)`
HSL	`hsl(256, 16%, 42%)`
HSV / HSB	`hsv(256, 27%, 49%)`
CMYK	`cmyk(20%, 27%, 0%, 51%)`
CIE LAB	`lab(40.69, 11.25, -17.78)`
CIE LCH	`lch(40.69, 21.04, 302.32)`
CIE XYZ	`xyz(12.697, 11.672, 20.982)`
Decimal	`6577021`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #645B7D, 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 #645B7D	Ratio	AA	AAA	AA large
Sample text	3.33:1	Fail	Fail	Pass
Sample text	6.3:1	Pass	Fail	Pass

#645B7D as text on	Ratio	AA	AAA	AA large
Sample text	6.3:1	Pass	Fail	Pass
Sample text	3.33:1	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 #645B7D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #645b7d; }
.text { color: #645b7d; }
.border { border: 2px solid #645b7d; }
.transparent { background-color: rgb(100 91 125 / 50%); }
.gradient { background: linear-gradient(to right, #645b7d, #755b7d); }

Background

Text color

Border

Similar colors

Closest common color name: Eggplant.

Questions

What color is #645B7D?: #645B7D is a grayish violet, closest to the named color Berry Jam. It belongs to the purple family of colors.
What is the RGB value of #645B7D?: The RGB value is 100, 91, 125: 100 red, 91 green and 125 blue on a 0 to 255 scale.
What is the complementary color of #645B7D?: The complementary color is #747D5B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #645B7D?: White text. Black text has a contrast ratio of 3.33:1 and white text 6.3:1. WCAG asks for at least 4.5:1 for normal text.