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Recognised as Colour

#A4BBBF

  • #A4BBBF
  • Cyan
  • Dark
  • Nearest: Silver

#A4BBBF is a cyan with RGB values 164, 187, 191 and HSL 189°, 17%, 70%. It is a dark colour, so black text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Silver.

Colour values

#A4BBBF#A4BBBF
HEX#A4BBBF
RGBrgb(164, 187, 191)
RGB (0–1)0.6431, 0.7333, 0.749
RGB percentages64.3%, 73.3%, 74.9%
HSLhsl(188.9, 17.4%, 69.6%)
HSV / HSBhsv(188.9, 14.1%, 74.9%)
CMYK14.1%, 2.1%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,795,967
CSS custom property--colour: #A4BBBF;

Brightness & contrast

Relative luminance0.47195WCAG 2.x, 0 is black and 1 is white
Perceived brightness180.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.44:1
Contrast with white2.01:1WCAG normal text: Fail
Contrast with black10.44:1WCAG normal text: AAA
Greyscale equivalent#B6B6B6
Inverted#5B4440

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B7B9BFno red cones; affects about 1% of men; ΔE 7.6 from the original
Deuteranopia#B2B5BFno green cones; the most common form, about 1% of men; ΔE 7.9 from the original
Tritanopia#9DBDBCno blue cones; rare, and affects men and women equally; ΔE 4.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.01:1WCAG large text: Fail
Contrast with black, large text10.44:1WCAG large text: AAA

Named colours

Silver · ΔE 9.1Dark grey · ΔE 9.8Light blue · ΔE 12.3Light steelblue · ΔE 12.7Light grey · ΔE 13.3Powder blue · ΔE 14.2
Nearest named CSS colourSilver (#C0C0C0)ΔE 9.07, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BFA8A4
Analogous#A4BFB5, #A4ADBF
Triadic#BFA4BB, #BBBFA4
Split complementary#BFA4AD, #BFB5A4
Tetradic#B6A4BF, #BFA8A4, #ADBFA4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEFEFE
Lighter +20%#E0E8E9
Lighter +10%#C2D1D4
Darker −10%#86A5AA
Darker −20%#688E95
Darker −30%#537177
Darker −40%#3E5559
More saturated +25%#91C9D2
Less saturated −25%#B2B2B2

Channel breakdown

R164
G187
B191
Red164 (64.3%)
Green187 (73.3%)
Blue191 (74.9%)
Hue188.89°
Saturation (HSL)17.42%
Lightness69.61%
Dominant channelBlue
Hex per channelR A4 · G BB · B BF

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Every value on this page was computed from “a4bbbf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.