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Recognised as Colour

#A7D8DD

  • #A7D8DD
  • Cyan
  • Light
  • Nearest: Powder blue

#A7D8DD is a cyan with RGB values 167, 216, 221 and HSL 186°, 44%, 76%. It is a light colour, so black text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Powder blue.

Colour values

#A7D8DD#A7D8DD
HEX#A7D8DD
RGBrgb(167, 216, 221)
RGB (0–1)0.6549, 0.8471, 0.8667
RGB percentages65.5%, 84.7%, 86.7%
HSLhsl(185.6, 44.3%, 76.1%)
HSV / HSBhsv(185.6, 24.4%, 86.7%)
CMYK24.4%, 2.3%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,000,029
CSS custom property--colour: #A7D8DD;

Brightness & contrast

Relative luminance0.62548WCAG 2.x, 0 is black and 1 is white
Perceived brightness203.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.51:1
Contrast with white1.55:1WCAG normal text: Fail
Contrast with black13.51:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#582722

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D0D4DDno red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#C7CCDDno green cones; the most common form, about 1% of men; ΔE 16.3 from the original
Tritanopia#96DCD9no blue cones; rare, and affects men and women equally; ΔE 8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.55:1WCAG large text: Fail
Contrast with black, large text13.51:1WCAG large text: AAA

Named colours

Powder blue · ΔE 3Light blue · ΔE 5.4Pale turquoise · ΔE 8.6Sky blue · ΔE 14.2Light cyan · ΔE 16Light steelblue · ΔE 16.1
Nearest named CSS colourPowder blue (#B0E0E6)ΔE 3.01, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDACA7
Analogous#A7DDC7, #A7BDDD
Triadic#DDA7D8, #D8DDA7
Split complementary#DDA7BD, #DDC7A7
Tetradic#C7A7DD, #DDACA7, #BDDDA7

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F1F9F9
Lighter +10%#CCE8EB
Darker −10%#82C8CF
Darker −20%#5DB7C1
Darker −30%#41A0AA
Darker −40%#337D85
More saturated +25%#98E4EC
Less saturated −25%#B6CCCE

Channel breakdown

R167
G216
B221
Red167 (65.5%)
Green216 (84.7%)
Blue221 (86.7%)
Hue185.56°
Saturation (HSL)44.26%
Lightness76.08%
Dominant channelBlue
Hex per channelR A7 · G D8 · B DD

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Every value on this page was computed from “a7d8dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.