What color is #6451DC?

#6451DC is a moderate blue, closest to the named color Slate Blue. It belongs to the blue family of colors.

What is the RGB value of #6451DC?

The RGB value is 100, 81, 220: 100 red, 81 green and 220 blue on a 0 to 255 scale.

What is the complementary color of #6451DC?

The complementary color is #C9DC51, found by rotating the hue 180° on the color wheel.

Is black or white text better on #6451DC?

White text. Black text has a contrast ratio of 3.75:1 and white text 5.6:1. WCAG asks for at least 4.5:1 for normal text.

#6451DC color

#6451DC rgb(100, 81, 220)

Shades of blue

The hex color #6451DC is a moderate blue.

In the RGB color model it is made of 39.2% red, 31.8% green and 86.3% blue (100, 81, 220).

Its hue angle is 248°, with 67% saturation and 59% lightness. For print, the CMYK equivalent is 55% cyan, 63% magenta, 0% yellow and 14% black.

The closest named color is Slate Blue (#6A5ACD), a difference of 3.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 5.6:1).

#6451DC color codes

HEX	`#6451DC`
RGB	`rgb(100, 81, 220)`
RGB percent	`rgb(39.2%, 31.8%, 86.3%)`
HSL	`hsl(248, 67%, 59%)`
HSV / HSB	`hsv(248, 63%, 86%)`
CMYK	`cmyk(55%, 63%, 0%, 14%)`
CIE LAB	`lab(43.89, 44.68, -68.73)`
CIE LCH	`lch(43.89, 81.98, 303.02)`
CIE XYZ	`xyz(21.112, 13.76, 69.24)`
Decimal	`6574556`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #6451DC, 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 #6451DC	Ratio	AA	AAA	AA large
Sample text	3.75:1	Fail	Fail	Pass
Sample text	5.6:1	Pass	Fail	Pass

#6451DC as text on	Ratio	AA	AAA	AA large
Sample text	5.6:1	Pass	Fail	Pass
Sample text	3.75:1	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 #6451DC looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #6451dc; }
.text { color: #6451dc; }
.border { border: 2px solid #6451dc; }
.transparent { background-color: rgb(100 81 220 / 50%); }
.gradient { background: linear-gradient(to right, #6451dc, #a951dc); }

Background

Text color

Border

Similar colors

Questions

What color is #6451DC?: #6451DC is a moderate blue, closest to the named color Slate Blue. It belongs to the blue family of colors.
What is the RGB value of #6451DC?: The RGB value is 100, 81, 220: 100 red, 81 green and 220 blue on a 0 to 255 scale.
What is the complementary color of #6451DC?: The complementary color is #C9DC51, found by rotating the hue 180° on the color wheel.
Is black or white text better on #6451DC?: White text. Black text has a contrast ratio of 3.75:1 and white text 5.6:1. WCAG asks for at least 4.5:1 for normal text.