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Colour

#CDE3DD

  • #CDE3DD
  • Cyan
  • Light
  • Nearest: Gainsboro

#CDE3DD is a cyan with RGB values 205, 227, 221 and HSL 164°, 28%, 85%. It is a light colour, so black text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Gainsboro.

Colour values

#CDE3DD#CDE3DD
HEX#CDE3DD
RGBrgb(205, 227, 221)
RGB (0–1)0.8039, 0.8902, 0.8667
RGB percentages80.4%, 89%, 86.7%
HSLhsl(163.6, 28.2%, 84.7%)
HSV / HSBhsv(163.6, 9.7%, 89%)
CMYK9.7%, 0%, 2.6%, 11%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,493,213
CSS custom property--colour: #CDE3DD;

Brightness & contrast

Relative luminance0.73138WCAG 2.x, 0 is black and 1 is white
Perceived brightness220 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.63:1
Contrast with white1.34:1WCAG normal text: Fail
Contrast with black15.63:1WCAG normal text: AAA
Greyscale equivalent#DEDEDE
Inverted#321C22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E1E0DDno red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#DDDDDDno green cones; the most common form, about 1% of men; ΔE 8.4 from the original
Tritanopia#C8E4E1no blue cones; rare, and affects men and women equally; ΔE 2.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.34:1WCAG large text: Fail
Contrast with black, large text15.63:1WCAG large text: AAA

Named colours

Gainsboro · ΔE 8.5Light grey · ΔE 9.3Light cyan · ΔE 10.2Powder blue · ΔE 10.5Azure · ΔE 11.2Honeydew · ΔE 11.3
Nearest named CSS colourGainsboro (#DCDCDC)ΔE 8.45, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E3CDD3
Analogous#CDE3D2, #CDDEE3
Triadic#DDCDE3, #E3DDCD
Split complementary#E3CDDE, #E3D2CD
Tetradic#D2CDE3, #E3CDD3, #DEE3CD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#EEF5F3
Darker −10%#ACD1C7
Darker −20%#8CBEB1
Darker −30%#6BAC9A
Darker −40%#529281
More saturated +25%#C3EDE1
Less saturated −25%#D7D9D9

Channel breakdown

R205
G227
B221
Red205 (80.4%)
Green227 (89%)
Blue221 (86.7%)
Hue163.64°
Saturation (HSL)28.21%
Lightness84.71%
Dominant channelGreen
Hex per channelR CD · G E3 · B DD

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Every value on this page was computed from “cde3dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.