ColorXprez

#CDDDEF

Ice Blue · very light cool blue

About #CDDDEF

#CDDDEF is a muted, very light shade in the blue family. On screen it is built from 80% red, 87% green and 94% blue; for print, its CMYK mix is 14% cyan, 8% magenta, 0% yellow and 6% black. Its overall feel is cool.

Of the common colour names it is very close to Ice Blue (ΔE 6.6); Lavender comes next. Its complementary colour, directly opposite on the colour wheel, is #EFDFCD — a bone tone that gives the strongest contrast in hue.

Designers tend to use very light tones like #CDDDEF for backgrounds, page sections and subtle cards. Put black text on top of it — 15.18:1, a WCAG AAA pass.

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red205
Green221
Blue239

Closest named colours

Ice Blue
#DBEEFA · ΔE 6.6
Lavender
#E6E6FA · ΔE 7.1
Light Blue
#ADD8E6 · ΔE 9.9

ΔE measures visible difference: under 2 is barely noticeable, over 10 is clearly different.

Text on #CDDDEF

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on ice blue #CDDDEF.
1.38:1Fail
Black heading text
Body copy set on ice blue #CDDDEF.
15.18:1AAA

Colour-blindness preview

How #CDDDEF appears to people with the three most common types of colour-vision deficiency.

Normal vision
#CDDDEF
Protanopia (no red cones)
#D7DDF0
Deuteranopia (no green cones)
#D3DAEF
Tritanopia (no blue cones)
#C5E1E3

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #CDDDEF?

#CDDDEF is a muted, very light shade in the blue family. On screen it is built from 80% red, 87% green and 94% blue; for print, its CMYK mix is 14% cyan, 8% magenta, 0% yellow and 6% black. Its overall feel is cool.

›What text colour should I use on #CDDDEF?

Use black text. Black on #CDDDEF has a contrast ratio of 15.18:1 (AAA).

›What colours go with #CDDDEF?

Its complementary colour is #EFDFCD, and analogous partners are #CDEEEF and #CECDEF.