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Colour

#A8ADDF

  • #A8ADDF
  • Blue
  • Dark
  • Nearest: Light steelblue

#A8ADDF is a blue with RGB values 168, 173, 223 and HSL 235°, 46%, 77%. It is a dark colour, so black text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A8ADDF#A8ADDF
HEX#A8ADDF
RGBrgb(168, 173, 223)
RGB (0–1)0.6588, 0.6784, 0.8745
RGB percentages65.9%, 67.8%, 87.5%
HSLhsl(234.5, 46.2%, 76.7%)
HSV / HSBhsv(234.5, 24.7%, 87.5%)
CMYK24.7%, 22.4%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,054,559
CSS custom property--colour: #A8ADDF;

Brightness & contrast

Relative luminance0.4354WCAG 2.x, 0 is black and 1 is white
Perceived brightness178 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.71:1
Contrast with white2.16:1WCAG normal text: Fail
Contrast with black9.71:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#575220

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9FB2E1no red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#9DAEDEno green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#9BB6BEno blue cones; rare, and affects men and women equally; ΔE 24.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.16:1WCAG large text: Fail
Contrast with black, large text9.71:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 16.1Thistle · ΔE 18.9Light skyblue · ΔE 21.5Plum · ΔE 23.9Steel blue · ΔE 24.3Light slate grey · ΔE 24.4
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 16.1, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DFDAA8
Analogous#A8C9DF, #BEA8DF
Triadic#DFA8AD, #ADDFA8
Split complementary#DFBEA8, #C9DFA8
Tetradic#DFA8C9, #DFDAA8, #A8DFBE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F3F3FA
Lighter +10%#CDD0ED
Darker −10%#838AD1
Darker −20%#5D67C4
Darker −30%#404AAE
Darker −40%#323A89
More saturated +25%#99A1EE
Less saturated −25%#B7B9D0

Channel breakdown

R168
G173
B223
Red168 (65.9%)
Green173 (67.8%)
Blue223 (87.5%)
Hue234.55°
Saturation (HSL)46.22%
Lightness76.67%
Dominant channelBlue
Hex per channelR A8 · G AD · B DF

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Every value on this page was computed from “a8addf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.