What color is #66C7FF?

#66C7FF is a light, vivid azure, closest to the named color Blue Mana. It belongs to the blue family of colors.

What is the RGB value of #66C7FF?

The RGB value is 102, 199, 255: 102 red, 199 green and 255 blue on a 0 to 255 scale.

What is the complementary color of #66C7FF?

The complementary color is #FF9E66, found by rotating the hue 180° on the color wheel.

Is black or white text better on #66C7FF?

Black text. Black text has a contrast ratio of 11.18:1 and white text 1.88:1. WCAG asks for at least 4.5:1 for normal text.

#66C7FF color

#66C7FF rgb(102, 199, 255)

Shades of blue

The hex color #66C7FF is a light, vivid azure.

In the RGB color model it is made of 40% red, 78% green and 100% blue (102, 199, 255).

Its hue angle is 202°, with 100% saturation and 70% lightness. For print, the CMYK equivalent is 60% cyan, 22% magenta, 0% yellow and 0% black.

The closest named color is Blue Mana (#68C2F5), a difference of 1.5 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 11.18:1).

#66C7FF color codes

HEX	`#66C7FF`
RGB	`rgb(102, 199, 255)`
RGB percent	`rgb(40%, 78%, 100%)`
HSL	`hsl(202, 100%, 70%)`
HSV / HSB	`hsv(202, 60%, 100%)`
CMYK	`cmyk(60%, 22%, 0%, 0%)`
CIE LAB	`lab(76.61, -12.55, -36.08)`
CIE LCH	`lch(76.61, 38.2, 250.82)`
CIE XYZ	`xyz(43.946, 50.887, 102.095)`
Decimal	`6735871`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #66C7FF, 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 #66C7FF	Ratio	AA	AAA	AA large
Sample text	11.18:1	Pass	Pass	Pass
Sample text	1.88:1	Fail	Fail	Fail

#66C7FF as text on	Ratio	AA	AAA	AA large
Sample text	1.88:1	Fail	Fail	Fail
Sample text	11.18:1	Pass	Pass	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 #66C7FF looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #66c7ff; }
.text { color: #66c7ff; }
.border { border: 2px solid #66c7ff; }
.transparent { background-color: rgb(102 199 255 / 50%); }
.gradient { background: linear-gradient(to right, #66c7ff, #667aff); }

Background

Text color

Border

Similar colors

Questions

What color is #66C7FF?: #66C7FF is a light, vivid azure, closest to the named color Blue Mana. It belongs to the blue family of colors.
What is the RGB value of #66C7FF?: The RGB value is 102, 199, 255: 102 red, 199 green and 255 blue on a 0 to 255 scale.
What is the complementary color of #66C7FF?: The complementary color is #FF9E66, found by rotating the hue 180° on the color wheel.
Is black or white text better on #66C7FF?: Black text. Black text has a contrast ratio of 11.18:1 and white text 1.88:1. WCAG asks for at least 4.5:1 for normal text.