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Recognised as Colour

#A4BBDA

  • #A4BBDA
  • Blue
  • Dark
  • Nearest: Light steelblue

#A4BBDA is a blue with RGB values 164, 187, 218 and HSL 214°, 42%, 75%. It is a dark colour, so black text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A4BBDA#A4BBDA
HEX#A4BBDA
RGBrgb(164, 187, 218)
RGB (0–1)0.6431, 0.7333, 0.8549
RGB percentages64.3%, 73.3%, 85.5%
HSLhsl(214.4, 42.2%, 74.9%)
HSV / HSBhsv(214.4, 24.8%, 85.5%)
CMYK24.8%, 14.2%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,795,994
CSS custom property--colour: #A4BBDA;

Brightness & contrast

Relative luminance0.48495WCAG 2.x, 0 is black and 1 is white
Perceived brightness184.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.7:1
Contrast with white1.96:1WCAG normal text: Fail
Contrast with black10.7:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#5B4425

Colour vision & accessibility

Protanopia#B0BCDCno red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#AAB7D9no green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#95C2C5no blue cones; rare, and affects men and women equally; ΔE 17.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.96:1WCAG large text: Fail
Contrast with black, large text10.7:1WCAG large text: AAA

Named colours

Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 4.42, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#DAC3A4
Analogous#A4D6DA, #A8A4DA
Triadic#DAA4BB, #BBDAA4
Split complementary#DAA8A4, #D6DAA4
Tetradic#DAA4D6, #DAC3A4, #A4DAA8

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EDF1F7
Lighter +10%#C8D6E9
Darker −10%#80A0CB
Darker −20%#5B85BD
Darker −30%#426BA3
Darker −40%#33537F
More saturated +25%#94B9EA
Less saturated −25%#B4BDCA

Channel breakdown

R164
G187
B218
Red164 (64.3%)
Green187 (73.3%)
Blue218 (85.5%)
Hue214.44°
Saturation (HSL)42.19%
Lightness74.9%
Dominant channelBlue
Hex per channelR A4 · G BB · B DA

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Every value on this page was computed from “a4bbda” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.