#ddeeff - Calcareous Sinter color

A very pale, airy blue with a cool, watery cast reminiscent of a spring sky or melted ice. It reads as soft and soothing, carrying subtle brightness without feeling clinical. Ideal for backgrounds, baby products, spa branding, and light-themed interfaces, it lends calm and freshness while preserving legibility when paired with darker accents. Works beautifully with deep navy or charcoal for contrast, and with warm corals, sandy beiges, or soft grays for balanced, inviting palettes.

#ddeeff color RGB value is 221, 238, 255, and the CMYK value is 0.133, 0.0667, 0.00, 0.00. Alternative names for that color are: calcareous sinter, white, lavender, link water, violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	221, 238, 255	rgb(221, 238, 255)
CMYK	0.133, 0.0667, 0.00, 0.00	-
sRGB	0.867, 0.933, 1.00	rgb(86.7%, 93.3%, 100%)
Adobe® 98 RGB compatible	0.883, 0.931, 0.997	color(a98-rgb, 0.883, 0.931, 0.997)
HCT	243, 15.8, 93.3	color(--hct, 243, 10.9%, 93.3%)
HSL	210, 100, 93.3	hsl(210, 100%, 93.3%)
HSV	210, 13.3, 100	color(--hsv, 210, 13.3%, 100%)
HWB	210, 86.7, 0.00	hwb(210, 86.7%, 0%)
Lab	93.2, -3.33, -10.3	lab(93.2%, -3.33, -10.3)
P3	0.879, 0.931, 0.993	color(display-p3, 0.879, 0.931, 0.993)
XYZ D50	0.788, 0.834, 0.807	color(xyz-d50, 0.788, 0.834, 0.807)